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Los Alamos, New Mexico, Experimental High-Energy-Density Physics Postdoc Researcher Los Alamos National Laboratory Los Alamos, New Mexico Los Alamos National Laboratory (LANL) is a multidisciplinary research institution engaged in science and engineering on behalf of national security. The P-4 Thermonuclear Plasma Physics group conducts a broad range of research, including hydrodynamics, radiation transport, opacity and equations of state, radiation hydrodynamics, inertial confinement fusion, magneto-inertial fusion and magnetized fusion energy. We work with large- and small-scale experimental facilities, including the National Ignition Facility (NIF), the OMEGA laser facility at the University of Rochester, the Linac Coherent Light Source (SLAC), the Advanced Photon Source (Argonne National Laboratory), Wendelstein-7X and other facilities locally and around the world. The P-4 Thermonuclear Plasma Physics Group is seeking candidates for a Postdoc Researcher with experience in experimental high-energy-density physics to join our multi-shell implosion hydrodynamics team. The successful candidate will perform cutting-edge experiments at some of the world’s leading high-energy-density facilities, collaborate with teams of scientists from different groups and divisions and expand our understanding of these complex physical systems. Requirements: Ph.D. in physics, engineering or a closely related field, completed within the last 5 years Research experience in a laboratory environment Ability to carry out independent and collaborative research in experimental physics or a very closely related discipline, as evidenced by at least one first-author paper submitted to or published in a peer-reviewed journal Ability to communicate technical information in journal presentations, technical reports, oral or poster conference presentations, public speaking and classes Desired Qualifications: Academic training in plasma physics, fluid mechanics, nuclear physics or a related field Familiarity with approaches and challenges of High-Energy-Density Physics (HED) and Inertial Confinement Fusion (ICF) Familiarity with plasma diagnostics such as imaging spectroscopy, interferometry or nuclear measurements Experience using laser- or pulsed-power driver facilities to conduct ICF or HED experiments Experience with data analysis using software tools, such as IDL, Python or MATLAB Ability to obtain DOE Q clearance (usually requires U.S. citizenship) We Are Delivering Scientific Excellence Los Alamos National Laboratory is more than a place to work. It is a catalyst for discovery, innovation and achievement. It’s one of the reasons we attract world-class talent who contribute greatly to our outstanding culture. Professional development, work/life balance and a diverse and inclusive team foster lasting career satisfaction. Our onsite cafeterias and medical, fitness and breastfeeding facilities, education assistance and generous compensation and benefits reflect our commitment to providing our people with all they need for personal and professional growth. Apply now: lanl.jobs, search IRC84504: https://lanl.jobs/los-alamos-nm/experimental-high-energy-density-physics-postdoctoral-researcher/1D791DB5D7384615A5FE082824B09757/job/ lanl.gov/careers Los Alamos National Laboratory is an equal opportunity employer and supports a diverse and inclusive workforce. All employment practices are based on qualification and merit, without regards to race, color, national origin, ancestry, religion, age, sex, gender identity, sexual orientation or preference, marital status or spousal affiliation, physical or mental disability, medical conditions, pregnancy, status as a protected veteran, genetic information, or citizenship within the limits imposed by federal laws and regulations. The Laboratory is also committed to making our workplace accessible to individuals with disabilities and will provide reasonable accommodations, upon request, for individuals to participate in the application and hiring process. To request such an accommodation, please send an email to [email protected] or call 1-505-665-4444 option 1.  

London, United Kingdom, Fixed Term Contract Organisation:  Nature Communications Location:  London, Berlin, Shanghai, New York Closing date:   24th of May 2021  (though candidates will be considered on a rolling basis) Nature Research is the world’s leader in publishing high-quality research from across the natural sciences. Its journals include Nature, the Nature Research journals, the Nature Reviews journals and  Nature Communications . Nature Communications  is the leading multidisciplinary Open Access journal, publishing high-quality scientific research. To help us to build on the success of this journal, we are now looking for a Locum Associate/Senior Editor to cover a maternity leave. We’re seeking a physicist/materials scientist/electronics engineer with a strong background in electronics. The responsibilities include:  Handling original research papers, and working closely with other editors on all aspects of the editorial process, including manuscript selection and overseeing peer review. Making well-reasoned editorial decisions on submitted manuscripts in the light of expert advice. Determining the representation of their subject in the journal. Liaising extensively with editors at other journals in the Nature family and with experts in the international scientific community. Attending conferences and visiting research institutions. To be considered for the position, you will have:  A PhD (or equivalent) in electronics, electronic engineering, or related areas. This could include, but is not limited to, flexible electronics, memory devices, CMOS technologies, integrated circuits and systems, or neuromorphic and other emergent computing technologies. Some postdoctoral research experience is preferred but not essential. A thorough understanding of the fundamentals of the subject is essential. A passion for science and a thirst to learn more. You must be able to demonstrate the breadth of your interest in scientific research, both within and beyond your speciality and across the wider field of electronics and computer systems engineering. Excellent communication and interpersonal skills and be fluent in English (written and spoken). The ability to read and assess the novelty, context and implications of research submitted to the journal from different areas of this discipline. Be eager to travel and meet scientists worldwide, learn more about them and their research, and help them learn more about us and what we are looking for in the papers we seek to publish. This role can be located in either our London, Berlin or Shanghai office. Editorial experience is not required, although applicants with significant editorial experience are encouraged to apply and will potentially be considered for Senior Editor positions. Applicants should include a CV, a cover letter explaining their interest in the post and their preferred office of employment, and a separate concise (300-400 words) discussion of recent scientific developments in any area of electronics that you found particularly exciting, stating why. To apply, please visit: https://career5.successfactors.eu/sfcareer/jobreqcareer?jobId=35556&company=C0001215517P Candidates will be considered as they apply.

Livermore, California, In this role you will: Perform innovative studies using performance metrics to determine the pathways towards improving the predictive abilities of models. Responsible for a team in the development of holistic assessments of Earth System Model performance. Contribute to the development of Earth system model analysis code standards and promote their inter-operability. Organize the scientific community around the development of model metrics for multiple sub-disciplines of Earth System science through workshops, white papers, and similar activities. Lead the development of major proposals to DOE and other sponsors. Publish papers in peer-reviewed journals, and present technical results at scientific conferences. Collaborate with others in a multidisciplinary team environment to accomplish research goals. Travel as required. Perform other duties as assigned. PhD in meteorology, atmospheric science, oceanography or related field or the equivalent combination of education and related experience. Subject matter expertise in analyzing climate and Earth system model simulations and comparisons with observations in a multi-model context. Advanced skills to effectively perform independent research. Expert verbal and written communication skills, as evidenced by published results and presentations. Experience collaborating effectively with a team of scientists of diverse backgrounds. Demonstrated proficiency in software development using Python. Experience in designing and performing simulations using coupled climate or Earth system models. Experience leading groups in climate and Earth system model evaluation.

Livermore, California, We have multiple openings for Inertial Confinement Fusion Physicists to become part of the team working on the grand-challenge of achieving thermonuclear ignition on the National Ignition Facility (NIF). This research requires working closely with individuals from other disciplines, such as laser experimentalists, laser scientists, target fabrication specialists and NIF Project scientists and engineers, as well as other target designers and theorists. These positions are in the Design Physics Division within the Weapons and Complex Integration (WCI) Principal Directorate. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Plan, analyze and interpret NIF laser experiments in support of the effort to achieve ignition on NIF principally with large computer codes, but also with analytic modeling. Perform computational and theoretical analyses that extrapolate our current understanding of ignition related physics to NIF and beyond. Successfully work as part of an interdisciplinary team on ICF project activities. Present research results in scientific meetings, peer reviews, and publications. Responsibilities may also include interacting with external stakeholders, both at NNSA and across the broader interagency, via offsite assignments. Perform other duties as assigned. Additional responsibilities at the SES.3 Level Independently develop and/or provide in depth analysis of NIF laser experiments in support of the effort to achieve ignition on NIF principally with large computer codes, but also with analytic modeling where complex problems may not be well defined. Work as technical expert on multidisciplinary team. Ability to maintain a U.S. DOE Q-level security which requires U.S. citizenship. PhD in physics or related field, or the equivalent combination of education and related experience. Comprehensive knowledge of plasma physics, hydrodynamics, or astrophysics. Experience in computational modeling of complex systems. Experience developing creative solutions to complex problems. Demonstrated ability to deliver a high quality, polished product in a timely manner. Proficient written and verbal communication skills as demonstrated by a record of publications, invited papers, or teaching experience. Demonstrated ability to interact effectively in an interdisciplinary team of scientists as well as independently. Additional qualifications at the SES.3 Level Advanced knowledge of physics, plasma physics, hydrodynamics, or astrophysics or a related field. Experience leading and mentoring as part of a multidisciplinary team. Demonstrated record of completing and/or leading top quality research in relevant areas of physics and engineering. Qualifications We Desire Experience with the use of large two and three-dimensional computer codes.

Livermore, California, We are looking for an Associate Program Leader (APL ) to manage and execute policy and technical all-source analysis to support nuclear threat reduction. You will provide leadership for an interdisciplinary team of analysts and subject matter experts focused on supporting the Department of Energy's role in supporting nonproliferation and arms control through the development, administration and sustainment of policy, international partnerships, export controls, verification and monitoring technologies and methodologies. This position is in Global Security Principal Directorate's Z Program. While this position is funded in part by Global Security, most of your assignment will be funded through direct programmatic work. This position will be filled at either the SEL.4 or SEL.5 level depending on your qualifications. Additional job responsibilities (outlined below) will be assigned if you are selected at the higher level. In this role you will Lead, manage, and coordinate Team Leads, Principal Investigators (PIs) and projects within the Nonproliferation and Arms Control (NPAC) Program, including funding oversight of a multi-million-dollar program. Serve as the point of contact for relevant technical and policy areas associated with the program's mission areas and sponsors as defined by the NPAC Program Leader. Represent the program with sponsors and other U.S. Government (USG) organizations, traveling as necessary. Lead the program's research agenda, including producing highly advanced, finished intelligence analysis, reports, and briefings. Develop an integrated strategy for the NPAC Program research areas consistent with overall strategic planning utilizing key knowledge and insights on WMD and nuclear threat reduction technology and national security needs. Develop and track project execution plans for the program's assigned research and development projects, including allocation and monitoring of available personnel and budgets. Develop new program opportunities, including the definition and development of research proposals in collaboration with potential sponsors and customers. Recruit staff in collaboration with counterparts, management, and matrix organizations to support the mission areas while respecting execution requirements and commitments of other projects and programs in NPAC and Z Program. Assist the NPAC Program Leader to balance resources with the other program areas. Maintain and ensure appropriate quality standards of highly complex projects for all the program's research and development activities including reviewing, coordinating, approving deliverables, publications, and presentations. Build, maintain, and enhance relationships with sponsors, customers, and stakeholders to ensure exquisite execution of projects and satisfaction of commitments. Perform other duties as assigned. Additional job responsibilities, at the SEL.5 Level Develop innovative concepts and provide expert leadership, technical vision, and strategic planning for both analytic and scientific research and development environments. Present project accomplishments and meet customer expectations, as well as identify new opportunities, goals, and application areas by leading the development of proposals interacting with senior program management. Develop and implement new innovative analytical capabilities within the program and apply them against an expanding portfolio. Influence strategic decisions made by senior management and external customers at the national level. This position requires an active Department of Energy (DOE) Q-level clearance or active Top Secret clearance issued by another U.S. government agency at the time if hire. Bachelor's Degree in physical science, nuclear physics, weapons design, engineering, political science or related discipline, or the equivalent combination of education and significant related experience and demonstrated ability to lead the application and development of principles, theories and concepts in a creative and innovative fashion. Experience leading teams responsible for and contributing to analysis in support of the U.S. government's execution of WMD-related trade controls, including intimate familiarity with at least one of the major export control compliance control regimes (Nuclear Suppliers Group, Missile Technology Control Regime, Australia Group and Wassenaar Arrangement). Substantial experience participating in inter-agency settings, including a record of leading and contributing to collaborative success among the Departments of Energy, Defense, State and Commerce. Subject matter expert knowledge of foreign and sub-national WMD programs, enabling technologies for nuclear, radiological, chemical, and biological weapons production, and WMD delivery system acquisition, and the relationships between these activities and U.S. policy objectives. Expert knowledge of Intelligence Community (IC) needs and practices, including Sensitive Compartmented Information (SCI) security marking, intelligence oversight and compliance, and related security practices. Substantial experience working in a classified environment with highly complex, multi-agency security requirements and with both classified and unclassified subject matter. Substantial experience with programs and projects for national security mission applications and understanding of national security mission requirements and related issues. Expert verbal and written communication skills necessary to effectively present, explain, and advise senior management and external sponsors and customers, including preparing and presenting proposals and reporting results. Additional Qualifications at the SEL.5 Level Master's Degree in a technology or policy field, or the equivalent combination of education and related experience, with advanced knowledge of nuclear materials fuel cycles, nuclear weapons physics and design, weapons engineering and testing, and with special focus on technologies associated with the detection of nuclear weapons. Expert knowledge of intelligence analysis of nuclear threats and the export control regime. Extensive experience and demonstrated ability to lead, develop positions on, and perform assessments and analyses of WMD threats and interdiction. Technical knowledge of advancements that have impact beyond the Laboratory. Qualifications We Desire Ph.D. in a technology or policy field or equivalent level of demonstrated knowledge, with advanced knowledge of nuclear materials fuel cycles, nuclear weapons physics and design, and weapons engineering and testing, with special focus on technologies associated with the detection of nuclear weapons. Experience formulating, proposing, winning and managing a multi-million-dollar analytic portfolio consisting of several projects funded by different sponsors, and significant experience simultaneously managing and leading several projects that require all-source information analysis. Experience engaging foreign partners in support of enhancing nonproliferation-related missions, including international safeguards, domestic export controls, and/or customs and border protection.

Livermore, California, We have an opening for a Staff Scientist to perform research, development, and application activities in support of Laboratory missions. You will be an integral member of an interdisciplinary team responsible for conducting and supporting research in the design and execution of experiments studying the performance effects of high explosives exposed to known-independent stimuli. This position is in the Energetic Materials Group of the Materials Science Division. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Conduct research and contribute to the development of mechanical, thermal, laser, and/or electronic systems for various experimental campaigns to probe the performance effects of energetic materials. Work under limited direction and with teams to solve moderately complex problems in the areas of engineering design and chemical analysis that require the use of established techniques. Maintain accurate and detailed technical records of experimental design and data to ensure results are properly annotated and organized to deliver project reports and briefings. Work in parallel tasks with well-defined priorities to ensure project needs are addressed in a timely and efficient manner. Provide solutions that require the creative use of established methods to meet project objectives. Collaborate with other scientists in the implementation of safety guidelines for experimental operations by applying technical knowledge and skills in a variety of safety disciplines and ensuring design reviews are conducted on novel experiments in compliance with LLNL and HEAF safety basis. Comprehensive knowledge in project management to lead various technical support personnel to meet deadlines and accomplish project objectives. Perform other duties as assigned. Additional job responsibilities, at the SES.3 level Contribute to and actively participate in the design and execution of experimental campaigns involving energetic materials to address not well-defined complex problems relevant to national security missions. Collaborate in the development of innovative methods, technologies, and knowledge. Frequently work as a technical expert on a multi-disciplinary team. Bachelor's degree in engineering, chemistry, physics, or the equivalent combination of education and related experience. Willingness to routinely work with explosives and be able to obtain and maintain qualification as an Explosives Handler. Comprehensive knowledge of engineering hardware design, mechanical fabrication, chemical analysis, and testing techniques in the area of energetic materials. Ability to creatively use established or innovative technologies to probe the performance effects of energetic materials. Experience analyzing and interpreting fundamental experimental results and reporting findings. Experience working on projects with a high consequence of error with regard to safety. Ability to perform independent work with technical objectives and ability to meet schedule and deliverables for multiple concurrent projects with a range of priorities. Proficient verbal and written communication skills necessary to effectively collaborate in a team environment and present and explain technical information to internal and external audiences while working effectively under conflicting and rigorous deadlines. Additional qualifications at the SES.3 level Advanced written and verbal communication skills necessary to deliver presentations and prepare written reports, explain technical information, and provide advice to management. Advanced interpersonal skills necessary to interact with a diverse set of scientists, engineers, and other technical and administrative staff. Work independently with minimal direction within scope of the assignment. Qualifications We Desire Experience working in an environment with stringent safety and security policies. Experience working in energetic materials research at a DOE and/or DoD facility. Knowledge of high-speed diagnostics use in energetic materials research.

Livermore, California, Job Description We have an opening for a Materials Scientist to perform a full range of moderate to complex research in the area of actinide science and powder metallurgy. You will actively participate with and be an integral member of an interdisciplinary team responsible for conducting and supporting research in actinide chemistry and materials science. This position is in the Actinides and Lanthanides Group within the Materials Science Division. This position will be filled at either the SES.2 or SES.3 level depending on your qualifications. Additional job responsibilities (outlined below) will be assigned if you are selected at the higher level. In this role you will Perform powder handling, mixing, blending, milling, and processing in an inert atmosphere glovebox. Handle hazardous, flammable, and radiological materials. Maintain laboratory infrastructure such as vacuum pumps, pressure relief devices, compressed gas cylinders, and eye washes. Perform laboratory work with minimal supervision and provide solutions to problems of moderate complexity. Communicate research and process development results in meetings, presentations, or documents. Contribute to and actively participate in the development of the hydride-dehydride process to meet sponsor needs. Perform other duties as assigned. Additional job responsibilities at the SES.3 Level Conduct advanced research and development on process parameters effect on powder microstructure and mechanical properties. Characterize and analyze data of the process powders. (e.g., SEM, TEM, XRD, TGA, PSD). Document results in technical reports, scientific publications, and present results at scientific conferences for stakeholders, program managers, and to the public. Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship. Bachelor's degree in chemical engineering, mechanical engineering, materials science or related field, or the equivalent combination of education and related experience. Experience with standard data analysis techniques. Ability to lift 10 kgs regularly. Ability to perform work in a respirator and coveralls. Ability to work independently, as well as a member of a team. Proficient verbal and written communication skills necessary to interact with a diverse set of scientists, engineers, and other technical and administrative staff within a collaborative research and development environment at LLNL. Additional qualifications at the SES.3 level MS or PhD in chemical engineering, mechanical engineering, materials science, or related field, or the equivalent combination of education and related experience. Significant experience in microstructure or powder characterization, solidification dynamics, and surface reactions kinetics. Advanced knowledge of actinide chemistry. Qualifications We Desire Experience in hydrogen corrosion and hydride-dehydride processes. Experience in hazardous materials handling such as air-sensitive or radioactive materials. Experience in metallurgy and metal processing.

Livermore, California, We have an opening for a Postdoctoral Researcher to conduct research in cheminformatics and materials informatics. You will be part of an interdisciplinary team of computer scientists, materials scientists, and chemists applying existing and developing new machine learning techniques to organic chemistry to accelerate the design and development of materials with targeted properties. This position is in in the Functional Materials Synthesis and Integration Group of the Materials Science Division. In this role you will Apply data science methods to chemistry problems to aide in the discovery of new molecular and polymeric compounds with targeted properties. Elucidate via machine learning statistical techniques the underlying chemistry-function relationships to guide improvements in molecular design and synthesis. Evaluate existing methods and devise improvements for evaluating "synthesizability" of new model-derived materials. Contribute to and actively participate in the development of novel concepts applying machine learning to chemistry and materials science to meet sponsor needs in appropriate national security areas. Pursue independent but complementary research interests and interact with a broad spectrum of scientists internally and externally to the Laboratory. Collaborate with scientists in a multidisciplinary team environment to accomplish research goals. Maintain and establish laboratory protocols. Document research; publish papers in peer-reviewed journals, and present results within the DOE community and at conferences. Perform other duties as assigned. PhD in chemical engineering, computer science, materials science, mathematics or related field. Experience in one or more higher-level programming languages such as Python, Java/Scala, Matlab, R or C/C++. Experience and fundamental knowledge of developing and applying algorithms in one or more of the following Machine Learning areas/tasks: deep learning, unsupervised feature learning, zero- or few-shot learning, active learning, reinforcement learning, multimodal learning, ensemble methods, scalable online estimation, and probabilistic graphical models. Experience with one or more deep learning libraries such as TensorFlow, PyTorch, Keras, Caffe or Theano. Ability to develop independent research projects and publish in peer-reviewed literature. Proficient verbal and written communication skills as reflected in effective presentations at seminars, meetings and/or teaching lectures. Initiative and interpersonal skills with desire and ability to work in a collaborative, multidisciplinary team environment. Qualifications We Desire Knowledge of or experience in chemistry or materials science Experience with RDKit and/or Deepchem Experience with natural language processing (NLP)

Livermore, California, We have an opening for a Technologist / Senior Technologist to provide design, assembly, installation, and operational support of complex laboratory equipment and systems within the Physical and Life Sciences Directorate. The majority of work will be in facilities and with equipment that present material hazards. This position is in the Nanoscale Integration Science Group within the Materials Science Division. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Provide general support for the design, development, installation, and operational support for Materials Science Division research capabilities, including glove boxes, HEPA filters, and materials characterization equipment. Collaborate with technical staff and subject matter experts to install and upgrade experimental setups and perform maintenance, operations, repairs, and upgrades of existing equipment and systems. Work on equipment and in laboratories that routinely present chemical hazards including beryllium, radioactive material, lead, asbestos, and nanomaterials, as well as explosive hazards, biomaterial hazards, and electrical hazards. Assist in identifying solutions to moderately complex technical problems for a diverse range of laboratory equipment. Perform decontamination and decommissioning of legacy equipment. Work as an integral part of a results-oriented team on an ongoing basis. Work under general direction on well-defined small projects. Document work in lab notebooks and informal reports. Perform other duties as assigned. Additional job responsibilities, at the 504.3 level Work independently or with minimal direction on small projects and contribute to larger projects under general guidance. Write and maintain safety documentation for technical work. Routinely co-ordinate work activities with technical staff throughout the Materials Science Division and Physical and Life Sciences Directorate. Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship. AA/AS degree in Materials Science, Chemistry, Physics, Electrical or Mechanical Engineering, or related field or the equivalent combination of education and related experience. Experience working with hazardous materials. Elementary understanding of electrical, high vacuum, and pressure systems. Machining experience, including common machine and hand tools. Computer skills, including abilities in a variety of standard software programs. (e.g., Microsoft Office Suite, Microsoft Teams). Basic understanding of technologies, processes, and laboratory equipment and systems for Materials Science Division research capabilities. Effective communication skills, both verbal and written. Ability to work in a diverse team environment with scientific and technical personnel. Additional qualifications at the 504.3 level Experience using respiratory protection and familiarity with radioactive waste (LLW, TRU). Experience in writing or maintaining Work Planning and Control (e.g., standard operating procedures) documents. Basic understanding and experience with computer aided designed (CAD) software (e.g., Solidworks, AutoCAD). Qualifications we desire Experience in the maintenance and installation of a diverse range of laboratory equipment and systems. Experience in the decontamination and decommissioning of laboratory equipment.

Livermore, California, We have an opening for a materials scientist with experience in metallography and/or fractography. You will perform a full range of moderate to complex research in the area of metallography, sample preparation, microscopy, and materials characterization for a wide variety of projects at LLNL, including working with hazardous materials, e.g., radioactive materials, beryllium and lead. This position is in the Metallurgy and Advanced Microscopy Group in the Materials Science Division (MSD). This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Conduct moderately complex to complex work in metallography, fractography, and materials characterization, including sample preparation, macro- and micro-hardness testing, optical microscopy, and scanning electron microscopy (including electron backscatter diffraction and energy/wavelength dispersive spectroscopy) for a variety of principal investigators at LLNL. Contribute to the development and operation of metallography, sample preparation, and materials capabilities, including performing measurements, maintaining instruments, writing safety documentation, and upgrading equipment. Independently develop moderately complex to complex methods for preparing and analyzing one-of-a-kind samples, including hazardous materials, beryllium, and radioactive materials. Prepare written analyses, verbal briefings, and other products that capture and communicate research results. Present research findings to sponsors and customers. Contribute to and actively participate in the development of tools and techniques to achieve a high throughput of samples in the materials characterization laboratories. Perform other duties as assigned. Additional job responsibilities at the SES.3 Level Conduct advanced development of sample preparation techniques using state-of-the-art automated equipment. Serve as the primary technical contact on specific projects for LLNL customers. Assist LLNL staff in planning and coordinating sample preparation and characterization across laboratories within the materials characterization center of MSD. BS/BA in materials science, materials engineering, engineering technology, engineering science, mechanical engineering, chemical engineering, chemistry, or physics; or equivalent combination of education and extensive related experience. (AS/AA degree with experience is acceptable at the SES.2 level.) Broad understanding of basic materials science and sample preparation concepts and skills, including sample polishing techniques, optical microscopy, scanning electron microscopy, macro- and micro hardness testing and grain size measurements. Broad experience with preparation of metallographic specimens, including working with chemicals and etchants. Experience with optical microscopy techniques. Experience with Microsoft Office software, including Word, Excel, and PowerPoint. Experience operating computers to collect, analyze, and document scientific results. Ability to work independently, as well as a member of a team. Proficient verbal and written communication skills necessary to interact with a diverse set of scientists, engineers, and other technical and administrative staff within a collaborative research and development environment. Additional qualifications at the SES.3 level Significant experience in advanced electron microscopy techniques. Significant experience in materials characterization, including a theoretical understanding of techniques and limitations of the tools. Advanced knowledge in advanced materials science concepts, including phase transformations, dislocations, alloying, crystal structure, and grain boundaries. Qualifications We Desire Experience with scanning electron microscopy techniques, including expertise in operating an SEM. Experience in other materials preparation and characterization tools, such as x-ray diffraction, transmission electron microcopy, hardness testing, electropolishing, ion milling, vacuum coating, white-light interferometry, and density measurements. Experience with instrument maintenance and design and fabrication of simple fixtures.

Livermore, California, We have multiple openings for Computational Physicist seeking to pursue challenges relevant to national security in the development of multi-physics simulation codes. You will collaborate as part of an interdisciplinary code development team in advancing the state of the art in large-scale multi-physics simulation. The national security mission involves developing simulation capabilities for Stockpile Stewardship, nuclear counter-terrorism, conventional weapons, and high energy density physics experiments. The code development focus is on models and algorithms for use in high-performance computing on the latest large-scale parallel computing platforms. This position is in the Design Physics Division within the Weapons and Complex Integration (WCI) Directorate. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Develop, release, and maintain models and algorithms using advanced simulation tools to support the physics capabilities based on requirements from a diverse user community. Provide technical support, informal training, and guidance to code users in the application of simulation tools developed. Participate in the development of simulation tools as part of a multi-disciplinary team. Present and disseminate research results at scientific conferences and in peer-reviewed publications, in both open and classified environments, internal and external to LLNL. Responsibilities may also include interacting with external stakeholders, both at NNSA and across the broader interagency, via offsite assignments. Perform other duties as assigned. Additional job responsibilities at the SES.3 Level Develop, assess and provide in depth analysis of the physics capabilities in support of nuclear weapons simulations using advanced simulation tools to solve complex problems that may not be well defined. Collaborate as a technical expert on multidisciplinary team. Set specific technical strategies to achieve program goals. Ability to maintain a U.S. DOE Q-level security which requires U.S. citizenship. PhD in physics, mathematics, engineering, or related field or the equivalent combination of education and related experience. Demonstrated technical mastery in one or more science disciplines, such as shock hydrodynamics, fluid mechanics, material behavior, particle transport, radiation transport, plasma physics or chemical processes. Experience converting theory into models, implementing models, and evaluating algorithms and methods for their fitness for a particular task, as well as developing new numerical algorithms. Experience developing and supporting multi-dimensional numerical simulation. Demonstrated creativity and innovation in approaching challenging technical problems. Experience with programming in Python, FORTRAN, C and/or C++ on high-performance and/or heterogenous computer systems. Experience working independently and in a multi-disciplinary team-research environment, demonstrating self-motivation and initiative in addressing challenging problems. Demonstrated verbal and written communication and presentation skills necessary to author technical and scientific reports, publications, invited papers, and to deliver scientific presentations. Addition qualifications at the SES.3 Level Advanced knowledge of physics, mathematics, aerospace or nuclear engineering or a related field. Significant experience leading or mentoring as part of a multidisciplinary team. Demonstrated record of delivering top-quality research in relevant areas of physics and engineering.

Livermore, California, We have an opening for a Postdoctoral Researcher to conduct innovative research in the field of Advanced Metallurgy. You will develop, design, and evaluate a number of structural and functional alloys suitable for metal additive manufacturing and extreme environments and will be expected to make contributions in one or more of the following areas: direct LLNL programmatic areas, Laboratory Directed Research and Development projects, and other externally funded materials related activities. This position is in the Metallurgy and Advanced Microscopy Group of the Materials Science Division. In this role you will Design and execute bulk synthesis routes to enable and produce high-quality complex metals and alloys for applied science experiments. Develop advanced manufacturing approaches for new metals and alloys suitable for extreme conditions. Perform mechanical and thermo-physical measurements. Perform electron and optical microscopy to characterize samples. Work both independently and collaborate with scientists in a multidisciplinary team environment to accomplish research goals. Pursue independent but complementary research interests and interact with a broad spectrum of scientists internally and externally to the Laboratory. Document and publish research results in external peer-reviewed scientific journals and participate in domestic and international conferences. Perform other duties, as assigned. PhD in Materials Science, Metallurgy, Condensed Matter Physics, or related field. Knowledgeable of standard mechanical testing methods. Experience testing and evaluating metals at high temperature. Experience in SEM, TEM, and related electron- and optical-microscopy methods. Proficient verbal and written communication skills as reflected in effective presentations at seminars, meetings and/or teaching lectures. Experience performing self-directed research, presenting talks at conferences and a record of publishing results in established scientific journals. Initiative and interpersonal skills with desire and ability to work in a collaborative, multidisciplinary team environment. Qualifications We Desire Experience with a broad spectrum of materials synthesis and characterization concepts and techniques: synchrotron x-ray techniques, x-ray diffraction, electron microscopy. Experience with metal rapid solidification. Experience with metal additive manufacturing techniques

Livermore, California, The LLNL High Energy Density Science (HEDS) Center, with the Physical and Life Sciences directorate has an opening for a physicist to pursue further education and learning on HEDS or Inertial Confinement Fusion (ICF). The Academic Graduate Appointee will learn to develop data analysis tools for ICF experiments performed at the National Ignition Facility. The selected candidate will work on multi-disciplinary teams in an environment that encourages the support of the academic research and education community while focusing on problems of interest to LLNL and DOE programs. This position will be within the Physics Division. The HEDS center at LLNL is a focal point for connecting experts around the world with the extensive experimental and computational capabilities at LLNL. The center's mission is to strengthen fundamental research collaborations in the field of HEDS between LLNL and the academic community, and to enhance educational opportunities in HED science for students. Details about LLNL's High Energy Density Science Center may be found at: https://heds-center.llnl.gov In this role you will Analyze x-ray data and measure electron temperature from ICF experiments performed at the National Ignition Facility. Develop analytical tools to reconstruct three-dimensional hot spot shapes of ICF implosions. Participate in research team, including supporting work and research papers. Contribute to the fulfillment of technical projects and organizational objectives functioning as an effective team member on multi-disciplinary teams. Engage other scientists frequently to share relevant knowledge, opinions, and recommendations, working to fulfill deliverables as a team. Interact with LLNL HEDS center to enhance education HEDS science by attending seminars, lectures and online classes. Perform other duties as assigned. Bachelor's or Master's degree in physics, computer science, applied mathematics, or a related field. Experience working on data analysis of ICF experiments, including using x-ray diagnostic data. Experience working with software such as Python, C++ or Matlab. Ability to effectively manage concurrent technical tasks with competing priorities and meet deadlines that are important to project success. Ability to approach difficult problems with enthusiasm and creativity. Effective interpersonal skills necessary to interact with all levels of personnel and ability to work independently in a multi-disciplinary team environment. Effective written and verbal communication skills to prepare, present, and document technical information. Willingness to further HEDS education by attending seminars, lectures, and online classes.

Livermore, California, We have an opening for the Group Leader (GL) position for the Nuclear Security Physics (NSP) group. The mission of the NSP is to apply technology and expertise of nuclear threats and physics to solve national questions and problems in nuclear security. As GL, you will provide technical, operational, and administrative leadership for approximately 15 to 20 scientists, including students and postdoctoral researchers. You will serve as a subject matter expert and participate in the development of cutting-edge research. The GL needs to be recognized nationally for their expertise, evident from publication record, invited presentations, or service on national-level committees. You will report directly to the Nuclear and Chemical Sciences (NACS) Division Leader and be required to have programmatic funding to cover the majority of your time. This position is in the NACS Division within the Physical and Life Sciences (PLS) Directorate. This position will be filled at either the SEL.4 or SEL.5 level, depending on your qualifications. Additional job duties will be assigned at the higher level. In this role you will Lead and provide technical guidance including scientific and programmatic direction, to a diverse group of scientists, postdocs, and students, most with backgrounds in nuclear and particle physics and nuclear engineering. Serve as primary point of contact for communications between group members, Division, Programs, and Directorate management. Influence strategic technical decisions made by senior management and external customers. Collaborate with NACS and programmatic management to ensure program staffing needs are met and group members are considered for available programmatic assignments. Provide strategic direction for research and technology development in nuclear security including projects supported by the NNSA Defense Nuclear Nonproliferation Program, Department of Homeland Security, Defense Threat Reduction Agency, and LDRD-funded activities. Also champion the integration and implementation of new projects and additional sponsors. Recruit and retain staff at all levels in relevant research areas, with attention to NACS, PLS, and LLNL objectives for improving diversity and inclusion. Perform group-leader tasks including: performance management, generate listings for additional hires, interview and recommend candidates for hiring, resource balancing, coach and support group members administratively and technically regarding training and professional development, ensure mentoring of new employees. Responsible for budget and resource management to ensure projects are completed within budget. Conduct independent research, publish results in peer-reviewed scientific or technical journals. Serve on external scientific and/or technical committees, give presentations at national and international meetings, representing the Laboratory. Oversee the safe and effective use of NSP laboratories. Responsible for the general oversight and personal commitment to the goals of Integrated Safety Management, Integrated Safeguards and Security Management, compliance with all ES&H regulations, good business practices, diversity, and equal opportunity. Additional job responsibilities, at the SEL.5 level Maintain a close interface with internal and external program managers to ensure effective scientific support; interact with programmatic sponsors within the Laboratory and with external funding agencies Serve on external scientific and/or technical committees; give presentations at national and international meetings representing the Laboratory; represent the NACS division when required PhD in Particle Physics, Nuclear Physics, Nuclear Engineering, or related field, or the equivalent combination of education and related experience. Significant experience and subject matter expertise in particle physics, nuclear physics, and/or radiation detection science. Significant experience in nuclear security applications such as nuclear threats, WMDs, nuclear threat pathways, global nuclear detection architecture, nuclear safeguards, arms control, nonproliferation, emergency response, nuclear forensics, and consequence management. Significant experience developing and sustaining research and development capabilities. Experience guiding and providing strategic direction for projects. Substantial experience in developing new scientific programs and research proposals for internal (e.g., LDRD, ISCP) and external funding. Expert knowledge of LLNL's matrix organizational structure and its major programmatic and multidisciplinary elements, and experience achieving scientific excellence in a mission-oriented culture. Expert leadership skills and experience supervising others in a technical environment. Experience working effectively in teams and with individuals with diverse backgrounds to achieve institutional and programmatic goals. Ability to delegate effectively and to lead, motivate, and build highly complex interdisciplinary teams to work toward programmatic and institutional goals. Significant experience working effectively as part of a team on behalf of the Division, Directorate, and Laboratory. Expert written and verbal communication, facilitation, and collaboration skills, necessary to effectively present, explain, influence, and advise senior management and/or external sponsors. Ability to travel to national and international meetings. Additional qualifications at the SEL.5 level Extensive experience leading large and multidisciplinary teams and managing multi-year projects. Extensive technical leadership and/or management experience in a research and development environment, including project or program planning, budget and personnel administration. Nationally recognized expert in one or more areas of particle physics, nuclear physics, radiation detection science. Qualifications We Desire In-depth knowledge of one or more program sponsors, the WCI Program PAD, and the GS Program PAD. Familiarity with NACS Division personnel and projects. Experience in dealing with program sponsors and proposal preparation.

Livermore, California, We have an opening for a Nuclear Diagnostician to support Global Security's Nuclear Emergency Support Team (NEST) and Nuclear Counter Terrorism and Counter Proliferation (NCTCP) Programs. You will work as part of a dynamic and diverse team to provide computational and modeling support to the NEST research efforts and operations. You will be required to work at LLNL in Livermore, and travel to offsite locations and facilities. This position will report programmatically to the NEST Nuclear Diagnostics Lead and administratively to the Nondestructive Evaluation Group (NDE) within the Materials Engineering Division (MED). This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Model radiation and imaging detector responses of highly complex nuclear systems and communicate results to experts and non-experts in this field. Perform complex laboratory experiments and interpret results to build and validate detector models and response functions. Lead measurement and training campaigns employing significant quantities of nuclear material in subcritical experiments and benchmarks or sealed sources in training assemblies. Present and disseminate research results at scientific conferences and in peer-reviewed publications, in both open and classified environments, internal and external to LLNL. Positively represent the Program and Laboratory demonstrating advanced verbal and written skills. Responsibilities may also include interacting with external stakeholders, both at NNSA and across the broader interagency, via offsite assignments. Train non-expert emergency response personnel on diagnostic tools within the context of their operational procedures. Independently manage concurrent technical projects/tasks with competing priorities in a multi-disciplinary team environment, where commitments and deadlines are important to project success. Travel domestically and internationally up to 25% time, for support and customer interaction. Perform other duties as assigned. Additional job responsibilities, at the SES.4 level Provide subject matter expertise and analysis on highly complex nuclear systems and collaborate with scientist, engineers, and technicians to provide diagnostic support to various programmatic tasks. Represent the organization as the primary technical contact on multiple diagnostic related tasks and large projects, working effectively with conflicting priorities and participate in programmatic sustainment and growth by identifying and addressing complex sponsor needs and prioritizing collaborations with LLNL staff and across the community. Create innovative diagnostic tools and evaluate competing characteristics to determine solutions that most effectively meet objectives; provide subject matter expertise to customers and stakeholders in highly complex problem areas. Ph.D. in nuclear engineering or a relevant scientific discipline (nuclear physics, particle physics, radiochemistry), or equivalent combination of education and prior relevant experience. Significant experience in experimental design, techniques, and execution, including analytical techniques in nuclear diagnostics. Significant experience with advanced computer-based design and analysis of experiments with advanced knowledge of C, C++, Python, or related languages and modeling in particle transport codes such as MCNP or GEANT. Experience in simultaneously meeting deliverables for multiple projects on schedule. Experience developing and implementing creative solutions to a diverse range of highly complex problems that may be frequently not well defined and leading corrective actions where necessary. Advanced communication skills with proven ability to present complex concepts and ideas in a clear and coherent manner, both verbal and written, for presentation and interaction with non-expert customers from a variety of backgrounds (DOD, DOJ, Foreign, State, and Local). Ability to reprioritize and change programmatic direction depending on emergent requests and in collaboration with a variety multidisciplinary teams and external organizations. Additional qualifications at the SES.4 level Substantial knowledge and hands-on experience in non-destructive assay techniques with ability to assess complex interactions in nuclear systems and a demonstrated subject matter expert, knowledgeable of highly advanced concepts to include experience and ability to lead independent work conducting applied physics research. Significant experience successfully managing and leading multidisciplinary project teams with expert verbal and written communication and interpersonal skills necessary to effectively collaborate with internal and external teams, and advise and influence senior management and external sponsors with proven success delivering expert level, high-quality, impactful technical products. Ability to develop highly advanced programs and expand capabilities within the NEST and NCTCP programs to enable substantial and programmatically relevant advances. Qualifications We Desire Prior experience working in an emergency response environment at the state or local level, or within Federal agencies such as: DoD, DoJ or DHS. Strong understanding of non-destructive analysis techniques, nuclear spectroscopy, Feynman variance-to-mean analysis, and other analytical methods and techniques. Extensive experience at the expert level in the development of principles, theories, concepts, and techniques relevant to applied nuclear physics research.

Livermore, California, We have an opening for a Division Leader (DL) to provide leadership, oversight and management of the Atmospheric, Earth and Energy Division (AEED) staff that support the Laboratory's Global Security programs including nonproliferation, energy security, and nuclear counterterrorism, as well as programs funded by the DOE Office of Science and various non-DOE sponsors, including the State of California and industrial sponsors. The research activities of the Division include atmospheric science, climate and carbon cycle research, seismology, hydrology, geoscience, environmental science, accelerator mass spectrometry (AMS), and nuclear energy research. You will oversee an estimated ~$25M of programs and projects, including sponsored research, institutionally supported activities, and Laboratory Directed Research and Development (LDRD) projects. This position is in the Associate Director's Office within the Physical and Life Sciences Directorate. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Provide overall leadership, direction, and scientific and technical oversight to the Atmospheric, Earth and Energy Division to ensure an effective system for recruiting and hiring high quality scientific staff, and training and developing the existing staff. Articulate the missions and develop the strategic plan for the Division that defines its core capabilities and future directions. Plan and oversee research and development activities in the Division in multiple research areas and ensure the creation, maintenance, and enhancement of underlying core competencies. Oversee performance management and evaluation of all Division staff. This includes ongoing training and career development activities, yearly performance appraisals, ranking, and salary management. Oversee research commitments, program resources and multiple budgets including DOE, external programs, and internal science funding, ensuring all Laboratory and DOE fiscal policies and practices are followed. Develop business plans for program development and identify Divisional staffing needs for current and future Laboratory programs, collaborating with leaders of other LLNL organizations. Establish and enhance partnerships and relationships with sponsors of AEED programs; foster integration with relevant national and international scientific organizations and their activities, including other DOE laboratories. Ensure that the conduct of Division's research and operations are performed in a manner consistent with LLNL's ES&H and security standards. Perform other duties as assigned. Additional job responsibilities, at the TSM.2 level Coordinate Directorate-level interactions with the scientific community, including workshop and conference sponsorship, and major interaction and collaborations with universities, national labs and pertinent AEED science program sponsors. Assist senior management in scientific workforce planning to lead and achieve organization goals and objectives and meet Laboratory, corporate, Department of Energy (DOE) and customer/sponsor requirements. PhD in science or engineering field relevant to atmospheric, earth or environmental sciences, energy research, or related field or the equivalent combination of education and related experience, with technical expertise in one or more areas of atmospheric, earth or environmental sciences, energy research. Record of scientific creativity, achievement and leadership, as documented in publications and professional recognition. Extensive experience developing, managing and evaluating programs, projects and personnel in a technically diverse organization. Extensive experience managing financial activities, ensuring program and overhead accounts are properly maintained and overseen according to LLNL and DOE fiscal policies and practices. Ability to lead, motivate, delegate effectively and build complex interdisciplinary teams to work toward programmatic and institutional goals. Team effectively with other PLS management for overarching PLS strategic goals.Extensive supervisory experience, including experience in development and implementation of performance reviews, ranking, and salary management; demonstrated ability to set clear goals and expectations, and communicate them to customers and performers. Experience interacting effectively at high level internal and external organizations and constituencies, with the ability to work with conflicting priorities and multiple deadlines. Expert communication, facilitation, collaboration, and problem-solving skills necessary to direct a diverse organization, lead innovative research, build cooperative multi-disciplinary teams, and interact with management and customers/sponsors. Additional qualifications at the TSM.2 level Extensive experience in dealing and negotiating effectively with high-level management and executives internal and external to the Laboratory regarding matters of significance to the organization. Significant knowledge of managerial practices and experience effectively balancing budgets and complex workforce priorities to achieve desired results. Expertise in strategic planning and organizational dynamics. Extensive experience working effectively in a high-impact, high-visibility, multi-task environment and ability to lead a management team contributing to strategic planning. Qualifications We Desire Demonstrated understanding of a diverse laboratory and national research environment, and the ability to work within that environment towards long-range goals. Familiarity with programs and core capabilities relevant to AEED.

Livermore, California, We have an opening for an Applied Scientist to work on modeling and experimental investigation of radiation effects on materials. In this role you will work as a member of an interdisciplinary team to study the electrical and mechanical effects associated with rapid energy deposition by x-rays, neutrons, and high-explosive shocks. You will study and model how these effects may affect various complex mechanical structures. You will travel as necessary to interact with sponsors and customers. This position is in the Physics Division. In this role you will Perform and conduct modeling/simulation and/or experiments in following areas: Irradiation of materials by X-rays, electrons, protons, and neutrons; large atmospheric shocks; high explosive generated shocks. Design, setup, and calibration of a multitude of diagnostics not limited to: optical velocity or displacement, analytical chemistry mapping of thin films, digital image correlation, particle size analysis, temperature and density. Write periodic progress reports, test plans, and other documentation as required and update safety plans/Integration work sheets (IWS) in accordance with experimental needs. Maintain an awareness of technical literature in assigned areas. Prepare written analyses and verbal briefings of moderate complexity that capture and communicate research results. Travel as necessary to interact with sponsors and customers. Perform other duties as assigned. Additional job responsibilities, at the SES.3 level Serve as a technical expert in formal and ad hoc groups assembled to address complex applications in national security. Identify new oppurtinuties to investigate radiation effects reasource and lead those efforts. Mentor and help develop staff Ability to maintain a U.S. DOE Q-level security which requires U.S. citizenship. MS in Applied Science, Physics, Plasma Physics, Nuclear Engineering, Chemistry, or a related field, or the equivalent combination of education and related experience. Broad experience in analytical techniques of chemistry, material science, impulse and mechanical movements, equation of state using gas guns, and x-ray and neutron sources. Comprehensive knowledge of physics, optics, mechanics, nuclear engineering, or material science. Broad experience authoring technical and scientific reports and publications and delivering scientific presentations. Proficient verbal and written communication skills necessary to effectively collaborate in a team environment and present and explain technical information and provide advice to management. Ability to travel. Additional qualifications at the SES.3 level PhD in a physical science Significant experience developing research proposals. Experience working with neutron, optical, x-ray, and/or shock diagnostics Advanced experience working with Monte Carlo radiation transport codes. Qualifications We Desire Experience within an NNSA laboratory Desire to work on national security programs

Livermore, California, We have an opening for a Metallurgical Scientist to independently drive the development and integration of metallurgical processing technologies for depleted uranium manufacturing. This effort involves close collaboration with other DOE laboratories and carries a domestic travel requirement of 25% time. The scientist will collaborate with a broad array of LLNL personnel, including materials scientists on qualification, engineers on equipment design and process monitoring, and technologists. This position is in the Metallurgy and Advanced Microscopy Group within the Materials Science Division. In this role you will Perform fundamental research related to depleted uranium manufacturing, including high-temperature testing, powder characterization and powder metallurgy, and advanced manufacturing. Collaborate with LLNL and LANL scientists on depleted uranium alloy manufacturing, including casting, wrought processing, and alloying via VIM, VAR, and cold hearth melting techniques. Lead, contribute to, and actively participate in the conception, design, and execution of research to address defined problems. Develop and optimize processes using monitoring techniques and product inspection/qualification. Work both independently and collaborate with others in a multidisciplinary team environment to accomplish program goals. Prepare written analyses, verbal briefings, and other products that capture and communicate research results. Present research findings to sponsors and consumers. Maintain and establish laboratory safety and security protocols. Perform additional duties as assigned. Ph.D. in Materials Science, Metallurgy, Welding, Chemistry, or other closely related discipline involving materials processing, or the equivalent combination of education and related experience. Significant experience in metallurgical processing, with an emphasis on welding and casting. Significant experience with a broad spectrum of metallurgical characterization and qualification testing. Advanced knowledge and experience with project management. Ability to self-direct and to direct others. Ability to work in a collaborative team research environment and to support fellow engineers, scientists, and technologists. Advanced verbal and written communication skills necessary to deliver presentations and prepare written reports, explain technical information, and provide advice to management, program managers, and funding organizations. Advanced interpersonal skills necessary to interact with a diverse set of scientists, engineers, and other technical and administrative staff within a collaborative research environment, both internal and external. Qualifications We Desire Broad familiarity and experience with metallurgical processing techniques. Knowledge and understanding of metal and alloy solidification. Experience with a broad spectrum of materials characterization concepts and techniques.

Livermore, California, We have an opening for a Seismology Staff Researcher to support Seismology Group to perform advanced and independent work to support geophysical programs at LLNL. You will apply your expertise to ongoing geologic carbon storage, geothermal energy, waste fluid disposal, and/or unconventional oil and gas projects. You may also apply your expertise to explosion monitoring problems, including the detection, location, and characterization of signals of interest. The position requires a background in seismology, machine learning, and computer programming. This position is in the Atmospheric, Earth, and Energy Division within the Physical & Life Sciences Directorate. In this role you will Conduct original research in and development of one or more of the following areas: machine learning and/or data analytics to induced seismicity and reservoir geomechanics problems. Conduct original and independent research in seismology and/or geophysics. Organize and analyze large data sets from numerical simulations and/or ongoing field operations. Design, implement, and analyze machine learning techniques to extract useful knowledge for programmatic applications in the energy and explosion monitoring sector. Publish both programmatic reports and peer-reviewed publications summarizing research findings and present results at program meetings and research conferences. Contribute to and actively participate in the conception, design, and execution of research to address defined problems. Pursue independent (but complementary) research interests and interact with a broad spectrum of scientists internally and externally to the Laboratory. Collaborate with others in a multidisciplinary team environment to accomplish research goals and provide solutions to complex problems. Perform other duties as assigned. PhD in geophysics, data science related to geophysics, or a related field, or the equivalent combination of education and related experience. Significant experience with artificial intelligence, data intensive computing and/or machine learning techniques to seismology and/or geophysical problems in order to improve the understanding of the physics underlying problems of interest, as well as the ability to characterize uncertainties in results. Advanced knowledge within the seismological and geophysical community, including the detection, location, and characterization of seismic events. Ability to formulate novel solutions to seismological and/or geophysical problems. Advanced written, verbal and interpersonal skills to collaborate effectively in a team environment, present and explain technical information, and publish original scientific research. Experience developing software with C++, C, python, Java, R, Matlab or similar programming language, software applications in Linux, UNIX, Windows environments, data analysis algorithms, data management approaches, and/or machine learning algorithms. Record of single-authored or first-authored publications and funded proposals. Initiative and interpersonal skills and ability to work in a collaborative multidisciplinary team environment. Qualifications We Desire Experience with seismic monitoring applications, operations, forward and inverse modeling of subsurface problems, wave propagation modeling, and numerical methods including finite difference, finite volume, and/or finite element techniques. Understanding of the geomechanical behavior of subsurface faults and reservoirs, analyzing microseismic data and other field datasets, modeling subsurface fluid flow, and/or the underlying physical processes leading to induced seismicity. Experience with earthquake physics and nucleation, statistical seismology, operational earthquake forecasting, probabilistic risk assessment methods, and/or uncertainty quantification techniques.

Livermore, California, We have an opening for a Postdoctoral Researcher to play a major role in an international applied and fundamental neutrino science program, founded and led by Lawrence Livermore National Laboratory. The researcher will participate in the design of a kiloton-scale gadolinium-doped water Cherenkov detector, and work to quantify the physics reach and nonproliferation impact of that system. They will join the US-UK WATCHMAN collaboration and have a mixture of analysis and hardware responsibilities to prepare for the possible deployment of the water detector system at the Boulby Underground Laboratory in the United Kingdom. This position is in the Rare Event Detection group of the Nuclear and Chemical Sciences Division. In this role you will: Assist with design studies of gadolinium doped water-based detectors, including the effects of PMT coverage, fiducial volume definition, Gd-doping levels, and other parameters. Perform sensitivity studies of water-based detectors, including both nonproliferation and physics analyses for reactor and accelerator neutrinos, as they relate to the DUNE experiment, the AIT-NEO joint US-UK nonproliferation and nuclear science project, and other experiments. Assist with or lead experimental testbed efforts for AIT-NEO detector components During the deployment phase, take regular trips to the detector installation site Oversee testing, deployment and analysis work by graduate students. Publish peer reviewed journal articles summarizing research findings. Perform other duties as assigned. PhD in astroparticle physics, high-energy physics, nuclear engineering, or a closely related field. Experience in neutrino physics. Experience in analysis of data from large-scale multi-channel physics experiments Experience in simulating physics processes and detector response in large-scale physics experiments Experience in the design, construction, commissioning and/or operation of large-scale multi-channel physics experiments Experience with data analysis and interpretation. Proficient verbal and written communication skills. Ability to collaborate effectively in a team environment. Qualifications we desire Knowledge of the physics and phenomenology of neutrino oscillation, CP-violation, and sterile neutrino searches using reactor and/or accelerator sources. Experience with GEANT4-based simulation tools. Familiarity with the dynamics and sociology of large-scale physics collaborations (100+ scientists).