Pulsed Power Engineer – Laser and Experimental Systems

Lawrence Livermore National LaboratoryLivermore

On-site Full-time

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Experience Level

Mid to Senior

Qualifications

Master's degree in Electrical Engineering, Physics, or a related field.5+ years of experience in pulsed power systems, laser technologies, or experimental physics. Strong analytical skills with experience in data analysis and simulation software. Excellent problem-solving abilities and a collaborative mindset. Experience with high-voltage systems and safety protocols.

About the job

Join the pioneering team at Lawrence Livermore National Laboratory as a Pulsed Power Engineer, specializing in laser and experimental systems. In this exciting role, you will contribute to cutting-edge research and development projects that advance our understanding and application of pulsed power technology. You will collaborate with a diverse team of scientists and engineers to design, test, and optimize experimental setups that push the boundaries of innovation.

About Lawrence Livermore National Laboratory

Lawrence Livermore National Laboratory (LLNL) is a premier research facility dedicated to addressing national security challenges through science and technology. Our mission is to develop innovative solutions that ensure the safety and reliability of the U. S. nuclear deterrent, while also advancing energy, environmental, and health research.

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Target Experimental Systems Manager

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our innovative team at Lawrence Livermore National Laboratory as a Target Experimental Systems Manager. In this pivotal role, you will lead and oversee experimental systems designed to enhance our research capabilities. Your expertise will be essential in managing complex projects, ensuring adherence to safety protocols, and driving the success of exper…

Mar 30, 2026

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Manager of Target Layering Systems

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

We are seeking a dedicated Manager of Target Layering Systems to lead the target layering process at the National Ignition Facility (NIF). In this pivotal role, you will oversee the meticulous layering activities essential for enhancing and expanding the functionality of our operations. Target layering involves the growth of a thin ice layer within a target capsule, utilizing sophisticated scripts and precise temperature control methodologies.Your responsibilities will include providing advanced technical solutions to the operations staff, optimizing both layering and x-ray operations processes. As a 24-hour facility, this position demands off-hours support for troubleshooting and technical guidance. You will be joining the Laser Systems Engineering & Operations (LSEO) Division within the Engineering Directorate.Key Responsibilities:Deliver innovative technical expertise through MATLAB process control code for the layering operations, focusing on cryogenic target systems, temperature control, and x-ray systems.Lead the creation and execution of test plans following industry best practices, ensuring that results are reproducible and thoroughly documented.Address complex technical challenges, completing tasks with minimal supervision while reporting outcomes effectively.Collaborate with Subject Matter Experts to develop comprehensive procedures for target layering operations and associated activities.Work closely with Cryo Operations staff and management to ensure adherence to established procedures and safety protocols during layered target experiments.Conduct training and qualification sessions for Cryogenic System Operators in target layering and x-ray diagnostics.Analyze operational metrics and trends to derive insights for best practices and process enhancements.Take ownership of all layering-related challenges within the facility, providing guidance as necessary.Perform additional duties as assigned.

Feb 18, 2026

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Pulsed Power Engineer – Laser and Experimental Systems

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join the pioneering team at Lawrence Livermore National Laboratory as a Pulsed Power Engineer, specializing in laser and experimental systems. In this exciting role, you will contribute to cutting-edge research and development projects that advance our understanding and application of pulsed power technology. You will collaborate with a diverse team of scientists and engineers to design, test, and optimize experimental setups that push the boundaries of innovation.

Jan 22, 2026

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Cryogenics Engineer – IFE Target Systems

Inertia

Full-time|$125K/yr - $200K/yr|On-site|Livermore

Overview:Inertia is on the lookout for a talented Cryogenics Engineer to spearhead the design and advancement of systems dedicated to layering deuterium-tritium (DT) fuel in inertial fusion energy (IFE) targets. This role encompasses the complete spectrum from prototyping to mass production systems, achieving target throughput rates of a few Hertz. The engineer will be responsible for transitioning targets from room temperature to cryogenic conditions for efficient fuel condensing and layering, ultimately passing them to a target injector (launcher) for acceleration into the power plant chamber. The development will also encompass the cryogenics systems necessary for housing the injector, making these elements vital for fueling the Inertia fusion power plant.Primary Responsibilities:Lead the design and development of cryogenics systems for effective fuel layering in IFE targets.Create and refine cryogenic systems for target injector housing, contributing to injector design efforts.Develop and implement tests to assess the performance of cryogenic systems and analyze resultant data.Support additional cryogenic projects related to power plants, including tritium recovery, purification systems, and chamber gas recirculation.Qualifications:Required:Ph.D. or Master’s degree (or equivalent experience) in Engineering, Applied Physics, Physics, or a related field.Proven experience in designing and developing sophisticated cryogenics systems.Demonstrated capability in modeling static heat loads and transient cooldowns in cryogenic environments.Exceptional analytical skills with a focus on data measurement and analysis.Preferred:Experience with cryogenic mechanical and fluid handling systems.Background in designing systems for handling deuterium-tritium (DT).Familiarity with fusion cryogenic systems.Experience with various closed-loop cryogenic plant equipment.Proficiency in FEM or FDM codes.Salary & Benefits:The base salary range for this role is $125,000 - $200,000; actual compensation may vary based on skills, experience, and education.

Jan 1, 2026

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Power Electronics Engineer – Laser and Experimental Systems

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join the innovative team at Lawrence Livermore National Laboratory (LLNL) as a Power Electronics Engineer specializing in Laser and Experimental Systems. In this exciting role, you will contribute to the design, development, and testing of cutting-edge power electronics technologies that support advanced laser systems and experimental research.

Jan 22, 2026

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Mechanical Engineer - Target Fabrication

Inertia

Full-time|$105K/yr - $200K/yr|On-site|Livermore

Overview:Inertia is on the lookout for talented Mechanical Engineers passionate about revolutionizing target fabrication for our cutting-edge fusion program. This role entails the design and optimization of precise assembly, bonding, and alignment processes for high-strength target components.Primary Responsibilities:Design and engineer tooling and fixtures aimed at precision target fabrication and assembly.Collaborate closely with materials scientists and process engineers to enhance target integrity and production efficiency.Conduct mechanical testing and reliability evaluations of bonding and assembly techniques.Assist in the development of automation systems for the mass production of fusion targets.Engage with vendors, external partners, and internal stakeholders to qualify materials and components.

Oct 27, 2025

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Postdoctoral Experimental Physicist - HED Physics

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our dynamic team at Lawrence Livermore National Laboratory (LLNL) as a Postdoctoral Experimental Physicist focused on High Energy Density (HED) Physics. In this role, you will contribute to cutting-edge research and experimentation, working alongside esteemed scientists in a collaborative environment.Your responsibilities will include designing and conducting experiments, analyzing data, and publishing findings in scientific journals. This is an exceptional opportunity for early-career physicists looking to advance their expertise in experimental physics.

Nov 10, 2025

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Target Area Field Lead

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join the prestigious team at the Lawrence Livermore National Laboratory (LLNL) as a Target Area Field Lead. In this pivotal role, you will oversee and coordinate field operations, ensuring the successful implementation of various projects. Your expertise will drive efficiency, safety, and innovation in critical areas.

Mar 30, 2026

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Integration Lead for Target and Laser Interaction Sphere (TaLIS)

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our team at the National Ignition Facility and Photon Sciences (NIF&PS) Directorate as a skilled and detail-oriented Integration Lead for the Target and Laser Interaction Sphere (TaLIS). In this critical role, you will spearhead the technical integration and coordination efforts necessary for the safe and efficient operation of the NIF Target Chamber and the laser-target interaction area. You will collaborate with a diverse team of physicists, engineers, software developers, designers, and technicians to ensure that targets, diagnostics, and laser configurations align with facility standards for safety, cleanliness, and operational excellence. This position is part of the Laser Systems Engineering & Operations (LSEO) Division within the Engineering Directorate, allowing you to contribute to cutting-edge scientific research at a large scale.Note: This position requires full-time on-site presence due to the nature of the work.Key Responsibilities:Lead and manage technical teams and programs, working with minimal supervision, utilizing advanced knowledge and leadership skills to oversee workflow, resource allocation, and project completion.Define project goals and strategies for the TaLIS expert group, integrating experimental configurations while adhering to Target Chamber geometry and operational limits.Oversee all technical documentation and input throughout the NIF experimental lifecycle, guiding stakeholders in accordance with funding and integration expectations.Conduct technical reviews and approvals for experimental configurations to ensure compliance with evolving program and facility requirements.Manage technical issues, action items, and risk assessments across experimental campaigns, ensuring timely resolutions and effective communication.Maintain comprehensive operational records and knowledge repositories for TaLIS, ensuring high standards for documentation quality and configuration traceability.Work collaboratively with physicists and engineers to address technical integration challenges regarding target and diagnostic alignment with laser configurations.

May 4, 2026

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Engineer – Inertial Fusion Energy Targets

Inertia

Full-time|$125K/yr - $200K/yr|On-site|Livermore

Overview:Join our innovative team at Inertia as we seek a passionate Engineer dedicated to the design and development of advanced high-pressure systems for filling inertial fusion energy (IFE) targets with deuterium tritium gas (DT). This role encompasses the entire process, from prototype creation to the mass production of systems aimed at achieving target throughput rates of a few Hertz. Expect to work with fill pressures ranging from 200 to 300 atmospheres and develop mechanisms that operate effectively within these extreme environments. Your contributions will be pivotal in fueling the future of fusion power plants.Primary Responsibilities:Design and implement high-pressure systems for the efficient filling of IFE targets with DT gas.Establish, document, and enforce safety protocols and standard operating procedures for the high-pressure filling system.Create and conduct tests to assess the performance of the filling system, followed by detailed analysis of the results.Support other pressure-related projects within the power plant, including the power conversion cycle.

Jan 1, 2026

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Facility Electrical Design Engineer, System Manager

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our dynamic team as a Facility Electrical Design Engineer, System Manager at the National Ignition Facility & Photon Science (NIF&PS) Directorate, which hosts the world's most powerful laser. This is an exhilarating opportunity to contribute to groundbreaking advancements in fusion energy following the historic achievement of fusion ignition in December 2022, marking a pivotal shift in scientific exploration and energy solutions.In this role, you will collaborate closely with project managers, engineers, designers, and technicians on critical facility projects and the essential maintenance and operations of systems that support NIF. Your contributions will play a vital role in designing and developing system upgrades to enhance performance and reliability. Responsibilities will span the entire asset lifecycle, including requirements development, design, vendor sourcing, fabrication, installation, commissioning, operations support, maintenance, refurbishment, and decommissioning. This position is situated within the Laser Science Engineering Organization (LSEO) of our Engineering Directorate.Depending on your expertise and experience, this position may be filled at various levels, with additional responsibilities assigned for higher-level candidates.Your responsibilities will include:Operating with minimal direction while employing independent judgment to propose improvements within established frameworks, thus contributing to project and organizational goals.Collaborating as a member of a multi-disciplinary team, providing innovative solutions for lighting and power distribution in offices, research, and industrial environments.Serving as the primary contact for asset management of assigned systems, overseeing preventive, predictive, corrective, and reactive maintenance along with upgrades and expansion projects.Integrating multidisciplinary designs using CAD tools, conducting design reviews, and managing part fabrication, assembly, and testing while engaging with various stakeholders.Executing calculations and preparing documentation, including engineering safety notes, specifications, drawing packages, work orders, permits, and maintenance procedures for projects of varying complexity.Conducting comprehensive Failure Modes and Effects Analysis (FMEA) to identify potential failure modes, assess risk, recommend mitigations, and document findings to enhance system reliability and safety.

Feb 13, 2026

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Senior Nuclear Enterprise Systems Analyst

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory is hiring a Senior Nuclear Enterprise Systems Analyst based in Livermore. This role centers on improving and maintaining nuclear enterprise systems that play a vital part in national security efforts. The position calls for deep technical expertise to boost system performance and reliability. What you will do Enhance and optimize nuclear enterprise systems to align with mission needs Review current processes and pinpoint areas that could work better Safeguard the integrity and security of essential systems Work on projects that directly support national security goals Requirements Strong analytical and problem-solving abilities Background working with complex enterprise systems Dedication to upholding high standards of system integrity

Apr 20, 2026

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Spacecraft Systems Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join the team at Lawrence Livermore National Laboratory (LLNL) as a Spacecraft Systems Engineer. In this pivotal role, you will leverage your engineering expertise to develop and manage innovative spacecraft systems that support our cutting-edge research and technology initiatives. You will collaborate with a diverse team of professionals to design, implement, and optimize spacecraft systems, ensuring their efficiency and reliability in various mission scenarios.

Mar 16, 2026

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Control System Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join the innovative team at Lawrence Livermore National Laboratory (LLNL) as a Control System Engineer. In this role, you will design, develop, and implement control systems that contribute to groundbreaking research in various scientific fields. You will collaborate with multidisciplinary teams to ensure that our control systems are efficient, reliable, and meet high standards of performance.

Mar 26, 2026

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Control Systems Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

We are excited to announce multiple openings for a Control Systems Engineer at Lawrence Livermore National Laboratory (LLNL). In this dynamic role, you will be instrumental in crafting innovative engineering solutions to develop, implement, and sustain the control systems hardware at the National Ignition Facility (NIF) — the world’s most powerful pulsed laser system that recently contributed to a significant breakthrough in fusion research. With an impressive network of over 60,000 control points throughout the facility, many of NIF's subsystems rely on cutting-edge control technologies.Your contributions will enhance the engineering design, development, and upgrades of hardware systems, thereby improving performance and reliability. This position is housed within the Laser Systems Engineering and Operations (LSEO) Division of our Engineering Directorate.Please note that this position necessitates full-time, on-site work due to the hands-on nature of the responsibilities.This role will be filled at either entry or higher level depending on the candidate's knowledge and experience as assessed by the hiring team. Additional responsibilities will be assigned if the higher level is filled.Your Responsibilities Include:Operating under general direction while adhering to established procedures, utilizing foundational knowledge and standard techniques to address challenges and contribute to project milestones.Providing hardware and software solutions that underpin the definition, design, documentation, assembly, fielding, and maintenance of control systems, including utility systems, safety systems, and laser alignment diagnostics hardware.Engaging in daily activities that involve engineering support for the deployment, activation, commissioning, troubleshooting, and maintenance of control systems of limited complexity, employing standard methodologies.Assisting in the development and maintenance of system requirement specifications and control system designs under the guidance of senior engineers, ensuring alignment with project objectives and standards.Reducing project risks by participating in formal and informal design reviews, offering insights on technical issues, and implementing feedback from senior staff.Maintaining open communication with scientists, engineers, technicians, and designers to foster collaboration, provide updates on assigned tasks, and facilitate communication with end users.Supporting the NIF operations team by troubleshooting facility-related issues and planned work affecting control systems.Participating in the reactive maintenance on-call rotation as required.Performing other duties as assigned.Additional Responsibilities at the SES.2 Level:Working under limited direction with moderate responsibility, leveraging extensive knowledge and exercising independent judgment to determine methods and recommend improvements.

Mar 3, 2026

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Resilient Infrastructure Systems Analyst

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join Lawrence Livermore National Laboratory (LLNL) as a Resilient Infrastructure Systems Analyst. In this role, you will be integral in analyzing and improving the resilience of critical infrastructure systems. You will collaborate with interdisciplinary teams to deliver innovative solutions that enhance the robustness and reliability of our infrastructure.

Jan 22, 2026

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Nuclear Enterprise Systems Analyst

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory is hiring a Nuclear Enterprise Systems Analyst in Livermore. This role plays a part in supporting the Laboratory’s mission to ensure the safety and reliability of the nuclear deterrent. What you will do Work as part of a team that examines and improves complex systems related to nuclear enterprise operations. Provide analysis that helps inform important decisions impacting the Laboratory’s mission. Role focus This position centers on supporting national security objectives by analyzing systems and processes. The work involves collaborating with colleagues to identify areas for improvement and deliver insights that guide leadership. Location This position is based in Livermore, California.

Apr 23, 2026

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Senior Systems Project Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory (LLNL) seeks a Senior Systems Project Engineer to design, implement, and manage complex systems projects. This position supports initiatives that advance national security and scientific research. Role overview The Senior Systems Project Engineer works closely with multidisciplinary teams, contributing technical expertise and project leadership. The focus is on delivering solutions that meet demanding requirements and support LLNL’s mission. Key responsibilities Design and oversee implementation of advanced systems projects Manage project timelines, resources, and deliverables Collaborate with scientists, engineers, and other professionals to achieve project goals Impact This role directly supports LLNL’s commitment to innovation in national security and scientific progress by ensuring the success of critical systems projects.

Apr 28, 2026

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Mechanical Engineer - Optomechanical Systems

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory is hiring a Mechanical Engineer to work on optomechanical systems. This role contributes to advanced engineering projects that support the lab's research and technology initiatives. Key responsibilities Design and analyze optomechanical components and assemblies for a range of research projects. Collaborate with engineers and scientists from different disciplines to develop systems. Apply technical expertise to projects that advance laboratory research objectives. Location This position is based in Livermore, California.

Apr 20, 2026

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W87-1 System Test and Qualification Leader - Active Security Clearance Required

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Role overview Lawrence Livermore National Laboratory seeks a W87-1 System Test and Qualification Leader in Livermore. This position centers on leading testing and qualification efforts for key defense systems. An active security clearance is required for this role. Key responsibilities Lead system test and qualification activities for the W87-1 program Maintain high standards for quality and reliability in all work Promote process improvements throughout each testing and qualification phase Collaborate with cross-functional teams to help achieve project milestones Requirements Active security clearance Background in system testing and qualification within defense or a related field Strong skills in collaboration and communication

Apr 23, 2026

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