Criticality Safety Engineer jobs in Livermore – Browse 110 openings on RoboApply Jobs

Criticality Safety Engineer jobs in Livermore

Open roles matching “Criticality Safety Engineer” with location signals for Livermore. 110 active listings on RoboApply Jobs.

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Lawrence Livermore National Laboratory logo
Criticality Safety Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

We are excited to announce an opening for a Criticality Safety Engineer at Lawrence Livermore National Laboratory (LLNL). In this role, you will play a pivotal part in the design, development, and testing of nuclear equipment and systems that involve fissionable materials crucial to LLNL operations. You will also support various projects aligned with the Dep…

Mar 10, 2026
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Lawrence Livermore National Laboratory logo
Full-time|On-site|Livermore

Join our team at Lawrence Livermore National Laboratory as an Industrial Safety Professional, where you'll play a crucial role in ensuring the safety and well-being of our workforce. In this position, you will be responsible for conducting safety assessments, developing safety protocols, and collaborating with various teams to foster a culture of safety. Your expertise will help us maintain compliance with safety regulations and improve operational efficiency.

May 1, 2026
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Lawrence Livermore National Laboratory logo
Safety Basis Analyst Associate

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory seeks a Safety Basis Analyst Associate based in Livermore. This position plays a key part in preparing and maintaining safety basis documentation for nuclear facilities. Role overview The Safety Basis Analyst Associate works alongside a team of specialists to ensure all documentation aligns with regulatory requirements. The team’s efforts help reinforce the laboratory’s commitment to a strong safety culture. What you will do Support the development and ongoing maintenance of safety basis documents for nuclear operations. Collaborate with other safety professionals to meet regulatory standards. Contribute to initiatives that promote and strengthen safety practices across the lab.

Apr 24, 2026
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Lawrence Livermore National Laboratory logo
Technical Leader for Radiation Safety Programs & Services

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join Lawrence Livermore National Laboratory as a Technical Leader in our Radiation Safety Programs and Services. In this pivotal role, you will oversee the development and execution of radiation protection strategies, ensuring compliance with regulatory requirements and fostering a culture of safety within our organization. Your expertise will help drive our mission to protect our workforce, the public, and the environment from radiation hazards.You will lead a team of dedicated professionals, collaborating across various departments to implement innovative solutions in radiation safety. Your leadership will be instrumental in maintaining our commitment to excellence in safety and operational efficiency.

Mar 25, 2026
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Gillig LLC logo
Full-time|On-site|Livermore, CA

About the Role Gillig LLC is looking for an Environmental, Health & Safety Manager to guide compliance with environmental laws and workplace safety standards at our Livermore, CA facility. This role shapes and enforces programs that safeguard employees and the environment. What You Will Do Develop and implement safety and environmental programs Monitor and ensure compliance with relevant regulations Oversee workplace safety initiatives and training Promote a culture of safety and sustainability across the organization Location Livermore, CA

Apr 15, 2026
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Lawrence Livermore National Laboratory logo
Superblock Electrical Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

We are excited to announce an opening for a Superblock Electrical Engineer who will play a pivotal role in the enhancement of next-generation weapon technologies, directly supporting the nation’s strategic deterrent efforts. In this role, you will be instrumental in advancing essential technologies that guide the design, installation, and integration of equipment and systems within nuclear facilities, prioritizing safe, robust, and compliant operations.As a member of our Superblock Capabilities team, you will engage in groundbreaking projects that bridge facility engineering with the requirements of the nuclear weapons program. Your expertise will focus on electrical designs for equipment installation, power distribution, and control and monitoring systems, encompassing the creation of design packages, calculations, and documentation that facilitate construction, startup, and ongoing operations.Our projects encompass the entire lifecycle, from developing requirements and conceptual layouts to detailed design, installation, commissioning, and maintenance. This presents a unique opportunity for you to witness your engineering solutions put into practice in complex, real-world settings. This position is situated within the Defense Technologies Engineering Division (DTED) of the Engineering Directorate.Due to the nature of the work, this position requires full-time on-site presence.This position may be filled at either level depending on the knowledge and relevant experience evaluated by the hiring team. Additional responsibilities will be assigned if hired at the higher level.Your Key Responsibilities Include:Creating electrical designs and packages for integrating programmatic equipment and systems within nuclear facilities, focusing on power distribution, control, and monitoring interfaces.Collaborating with programmatic and facility stakeholders to extract engineering requirements, identify equipment power needs, and convert them into conceptual and detailed electrical designs.Conducting essential engineering analyses and calculations, including load studies, voltage drop assessments, protective device coordination, and any further evaluations necessary to ensure safe and reliable integration with existing utilities.Working with the Building Authority Having Jurisdiction (AHJ) and facility engineering staff to guarantee that designs comply with laboratory requirements, the National Electrical Code (NEC), and other relevant standards and institutional guidelines.Supporting and participating in the detailed design process, which includes developing drawings, specifications, and bills of materials, while coordinating with fabrication and installation teams.Reviewing and assessing vendor and fabrication submissions to confirm technical compliance and ensure that procured equipment can be integrated into existing facility infrastructure and power sources.Engaging in field walkdowns, construction, installation, and startup activities.

Feb 24, 2026
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Lawrence Livermore National Laboratory logo
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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Lawrence Livermore National Laboratory logo
Mechanical Engineering Lead

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Role overview The Mechanical Engineering Lead at Lawrence Livermore National Laboratory guides a team of engineers working on the design, development, and implementation of advanced mechanical systems. This position is based in Livermore and plays a key part in ensuring projects meet strict performance and safety standards while supporting important research initiatives. What you will do Lead and mentor a group of mechanical engineers throughout project lifecycles. Oversee the design and execution of mechanical systems for complex applications. Manage projects from initial concept through to final delivery. Verify that all engineering solutions comply with safety and performance requirements. Contribute technical expertise and project leadership to support ongoing research efforts. Requirements This role requires experience in leading engineering teams, a strong background in mechanical system design, and a commitment to upholding safety and performance standards on critical projects. Working at Lawrence Livermore National Laboratory Lawrence Livermore National Laboratory is known for its work in science, engineering, and national security. Mechanical engineers here contribute to technology advancements and support research that has a broad impact.

Apr 23, 2026
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Lawrence Livermore National Laboratory logo
Precision and Metrology Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our innovative team at Lawrence Livermore National Laboratory as a Precision and Metrology Engineer. In this role, you will be responsible for the development and implementation of advanced metrology techniques to enhance precision measurements in various engineering applications. Your expertise will contribute to the improvement of our cutting-edge scientific research and engineering projects.

Apr 7, 2026
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Lawrence Livermore National Laboratory logo
Nondestructive Evaluation Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory seeks a Nondestructive Evaluation Engineer to support the development and application of advanced testing methods. This position centers on ensuring the integrity and reliability of essential structures and materials used in high-stakes projects. Role overview This role involves creating and applying nondestructive evaluation techniques. The work directly supports projects with significant implications for national security and scientific progress. Key responsibilities Develop and refine nondestructive evaluation methods Implement testing approaches to assess critical structures and materials Contribute technical expertise to projects with national importance Location This position is based in Livermore, California.

Apr 29, 2026
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Lawrence Livermore National Laboratory logo
Environmental Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our team at Lawrence Livermore National Laboratory (LLNL) as an Environmental Engineer, where you will engage in innovative solutions for environmental challenges. As an integral part of our team, you will contribute to projects focused on sustainability, compliance, and environmental stewardship.

Apr 6, 2026
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Lawrence Livermore National Laboratory logo
Nuclear Procurement Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Role Overview Lawrence Livermore National Laboratory (LLNL) is hiring a Nuclear Procurement Engineer in Livermore. This role focuses on sourcing nuclear materials and components that support complex, high-priority projects across the laboratory. Key Responsibilities Procure nuclear materials and components according to project requirements. Work closely with cross-functional teams to meet technical specifications and regulatory standards. Help refine and improve procurement processes for efficiency and compliance. Location This position is based in Livermore.

Apr 16, 2026
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Lawrence Livermore National Laboratory logo
Cloud and Core Network Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join the innovative team at Lawrence Livermore National Laboratory (LLNL) as a Cloud and Core Network Engineer. In this role, you will leverage your expertise in cloud infrastructure and core networking to design, implement, and maintain advanced systems that support critical research and operational activities.

Mar 20, 2026
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Lawrence Livermore National Laboratory logo
Weapons Infrastructure Project Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory seeks a Weapons Infrastructure Project Engineer to support projects vital to national security. This role centers on the development and implementation of infrastructure that underpins weapons systems. Role overview The Weapons Infrastructure Project Engineer works closely with engineers and scientists to maintain and improve the reliability and effectiveness of critical systems. Collaboration and technical problem-solving are key aspects of the position. What you will do Contribute to projects that strengthen weapons systems infrastructure Work alongside multidisciplinary teams to address technical challenges Help ensure the performance and integrity of infrastructure supporting national security Location This position is based in Livermore, California.

Apr 29, 2026
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Lawrence Livermore National Laboratory logo
Microwave/RF Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Lawrence Livermore National Laboratory is hiring a Microwave/RF Engineer to support research and development in microwave and radio frequency technologies. This position is located in Livermore. Key Responsibilities Collaborate with scientists and engineers to design, construct, and test advanced RF systems. Apply technical knowledge to projects that contribute to national security and scientific research. Engage in team-based problem-solving and assist with project planning. Team Environment The team brings together a range of perspectives and emphasizes technical excellence. Members work on complex RF and microwave engineering challenges with an emphasis on achieving meaningful results.

Apr 22, 2026
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inertia logo
Full-time|On-site|Livermore

Join inertia as a Senior Mechanical Design Engineer and be a pivotal part of our innovative team. In this role, you will leverage your expertise in mechanical design to develop cutting-edge solutions for our projects. You will work closely with cross-functional teams to ensure the successful execution of design processes, from concept to production.

Mar 13, 2026
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Lawrence Livermore National Laboratory logo
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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Lawrence Livermore National Laboratory logo
Lead Transmission Grid Engineer

Lawrence Livermore National Laboratory

Full-time|On-site|Livermore

Join our dynamic team at Lawrence Livermore National Laboratory as a Lead Transmission Grid Engineer, where you will play a pivotal role in the design and optimization of high-voltage transmission systems. Leverage your expertise in electrical engineering to ensure reliable power delivery and advance the efficiency of our energy grid.

Jan 22, 2026
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Lawrence Livermore National Laboratory logo
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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Inertia logo
Full-time|On-site|Livermore

Role Overview Inertia is hiring a Senior Controls Engineer in Livermore. This role focuses on designing, developing, and implementing control systems for advanced engineering projects. The work blends a strong foundation in control theory with hands-on application to solve real-world challenges.

Apr 15, 2026

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