Safety Basis Analyst

We are seeking a Safety Basis Analyst to support implementation of 10 CFR 830 Subpart B and other Department of Energy (DOE) and LLNL requirements at Hazard Category 2/3 nuclear facilities and Less-Than-Hazard-Category-3 facilities containing radiological chemical and explosive hazards. You will bring a range of experience in hazard and accident analysis for nuclear radiological chemical waste storage and explosive facilities. You will also work independently on tasks while interacting with management both internal and external to the Laboratory.  This position is in the Safety Basis Division within the Environment Safety and Health (ES&H) Directorate.

This position may offer a hybrid schedule which includes the flexibility to work from home one or more days per week after a probationary period. The specifics of the hybrid schedule including the exact number of days required in the office and virtual work options may vary based on the needs of the team and the organization. 

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. 

You will 

• Perform detailed safety basis calculations utilizing comprehensive knowledge of and broad experience in mechanical engineering to model physical systems and accident conditions.
• Provide broad application skills in the review and maintenance in the review and maintenance of Unreviewed Safety Question (USQ) documents Documented Safety Analyses (DSA) Technical Safety Requirements (TSRs) and nonnuclear safety basis documents.
• Perform hazard analysis under limited direction for processes operations materials wastes and potential energy sources used in facilities.
• Propose appropriate engineering and/or administrative controls for the hazards identified.
• Gather and analyze data and information that is moderately complex to complex in support of work activities and deliver results in the form of documents calculations recommendations and potential corrective actions.
• Perform technical/scientific assignments of moderate complexity that require analysis and creativity and provide technical support to engineers and scientists in scientific research and development projects and/or ongoing operations.
• Perform other duties as assigned.

Additional job responsibilities at the TSS.3 level 

• Prepare USQ documents and perform hazard and accident analyses for 10 CFR 830 compliant DSAs independently with minimal direction.
• Provide technical input on operational issues that require integrating applicable regulations and DOE standards relevant to safety basis.
• Serve as a technical liaison with facility and program personnel to facilitate project development. Use independent judgment and considerable latitude to establish and accomplish objectives.
• Represent the Safety Basis Division to other organizations at LLNL and external stakeholders.

Qualifications :

• Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship. 
• Bachelors degree in Mechanical Engineering or equivalent combination of education and relevant previous experience.
• Comprehensive knowledge and experience in mechanical engineering systems modeling.
• Problem solving and analytical skills sufficient to define potential accident progression and control interactions.
• Ability to prepare technical documents following appropriate formatting protocols (e.g. safety basis calculations USQDs).
• Proficient verbal and written communication skills to efficiently document present and explain technical or operational information and work results.
• Ability to work effectively in a team-oriented collaborative work environment.
• Ability to qualify as a safety analyst for the following Hazard Category 2/3 nuclear facilities: Radiography Facility Hardened Engineering Test Facility Tritium Facility Plutonium Facility and Waste Storage Facilities.

Additional qualifications at the TSS.3 level 

• Familiarity with 10 CFR 830 Subpart B and associated DOE implementation standards (e.g. DOE-STD-1027 DOE-STD-3009).
• Significant experience providing regulatory support for nuclear facility high hazard environment or experimental operations. 
• Advanced with hazard and accident analysis including scenario development source term evaluation and consequence and probability determination.
• Advanced verbal and written communication skills to efficiently document present and explain technical or operational information and work results.
• Specific experience performing analyses using r fire modelling and/or finite element analysis software (e.g. CFAST COMSOL).

Qualifications We Desire

• Masters degree in Mechanical Engineering.
• Advanced knowledge and experience with 10 CFR 830 Subpart B and associated DOE implementation standards (e.g. DOE-STD-1027 DOE-STD-3009).

Additional Information :

#LI-Hybrid

Position Information

This is a Career Indefinite position open to Lab employees and external candidates.

Why Lawrence Livermore National Laboratory

• Included in 2026 Best Places to Work by Glassdoor!
• Flexible Benefits Package
• 401(k)
• Relocation Assistance
• Education Reimbursement Program
• Flexible schedules (*depending on project needs)
• Our values - visit  Clearance

  This position requires a Department of Energy (DOE) Q-level clearance.  If you are selected we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. Also all L or Q cleared employees are subject to random drug testing.  Q-level clearance requires U.S. citizenship. 

  Pre-Employment Drug Test

  External applicant(s) selected for this position must pass a post-offer pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.

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  Remote Work :

  No

  
  

  Employment Type :

  Full-time