Llnl Jobs

Lawrence Livermore National Laboratory is hiring undergraduate interns to provide hands-on technical support in mechanical, electrical, and drafting projects within the Defense Technologies Engineering Division.

Lawrence Livermore National Laboratory seeks graduate student interns in the Computational Engineering Division to support computational research projects with data analysis, simulation, and technical contributions.

Support and execute high-explosive experiments at LLNL by operating firing tanks and associated systems while ensuring safety, documentation, and diagnostic support.

An early-career materials engineer position at LLNL to support materials processing, characterization, and process development within multidisciplinary research teams.

Lawrence Livermore National Laboratory is hiring a Manufacturing Quality Engineer to lead QA/QC, assembly process development, and supplier oversight for complex radiographic hardware on the ASD Scorpius program in a hybrid role.

Lawrence Livermore National Laboratory seeks experienced Senior Mechanical Engineers to drive advanced mechanical design, analysis, and prototype development for national security programs.

Lawrence Livermore National Laboratory is hiring motivated undergraduate interns for summer 2026 to support cross-disciplinary materials-engineering research and development projects.

Serve as the on-shift security incident commander at Lawrence Livermore National Laboratory overseeing armed protective force operations, tactical response, and regulatory compliance across multi-site facilities.

Lead and oversee maintenance operations and technical staff for the Superblock nuclear facility at LLNL, ensuring safe, compliant, and reliable facility systems and programs.

Lawrence Livermore National Laboratory is hiring an HSE Project Manager with an active DOE Q‑level or Top Secret clearance to support planning, execution, and reporting for Site 300 hydrodynamic and subcritical experiment portfolios.

Lawrence Livermore National Laboratory is hiring a Knowledge Management Program Manager to lead KM strategy, semantic resource development, and program-level knowledge capture for the Strategic Deterrence directorate.

Lawrence Livermore National Laboratory is hiring a full-time, on-site Postdoctoral Researcher to advance synthetic biology, protein engineering, and biomaterials research for national security-relevant applications.

Lead a systems engineering and integration team at Lawrence Livermore National Laboratory to drive requirements, design mapping, risk assessment, and verification for the W80-4 Life Extension Program while holding an active DOE Q-level or Top Secret clearance.

Lawrence Livermore National Laboratory seeks a Counterintelligence Officer to provide CI/CT investigations, analysis, and outreach support to SLAC under DOE Order 475.1.

Lawrence Livermore National Laboratory is hiring a Power Grid Engineer to advance modeling, simulation, and resilience research for electric grid infrastructure in support of DOE- and state-funded initiatives.

Lawrence Livermore National Laboratory is hiring a Postdoctoral Researcher to develop advanced manufacturing processes, in situ diagnostics, and data-driven quality control for energetic materials.

GEM Technologies is hiring a Site Supervisor to lead multi-disciplinary field crews in radiological and beryllium characterization, remediation, and D&D at Lawrence Livermore National Laboratory.

Experienced D&D Superintendent needed to lead hazardous decontamination, characterization, and demolition operations at LLNL, ensuring safety, compliance, and schedule performance.

Experienced health and safety professional needed to lead safety oversight and program implementation for beryllium, asbestos, and radiological work at a DOE facility in Livermore, CA.

Lawrence Livermore National Laboratory is hiring on-site Mechanical Technologists/Sr. Mechanical Technologists to provide fabrication, assembly, diagnostic, and maintenance support for experiments at Site 300 and Livermore.