Safety Basis Analyst

The Environment, Safety & Health (ES&H) Directorate has an opening for 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) Associate 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 this role 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.

• Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship. 
• Bachelor’s degree in Mechanical Engineering or equivalent combination of education and related experience.
• Comprehensive knowledge and experience in mechanical engineering systems modeling.
• Broad knowledge of and familiarity with 10 CFR 830, Subpart B.
• 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 

• Advanced knowledge of and familiarity with 10 CFR 830, Subpart B, and associated DOE implementation standards (e.g., DOE-STD-1027, DOE-STD-3009).
• Significant experience providing regulatory safety analysis support for nuclear facility, high hazard environment, or experimental operations. 
• Advanced experience 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.

Qualifications We Desire

• Masters’ degree in Mechanical Engineering.
• Specific experience performing analyses using various atmospheric dispersion modelling and/or fire modelling software (e.g., ALOHA, EPIcode, HOTSPOT, MACCS2, CFAST, COMSOL).

#LI-Hybrid

Position Information

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

Why Lawrence Livermore National Laboratory?

• Included in 2025 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 https://www.llnl.gov/inclusion/our-values

Security 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.

Wireless and Medical Devices

Per the Department of Energy (DOE), Lawrence Livermore National Laboratory must meet certain restrictions with the use and/or possession of mobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area where you are not permitted to have a personal and/or laboratory mobile device in your possession.  This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices.  

If you use a medical device, which pairs with a mobile device, you must still follow the rules concerning the mobile device in individual sections within Limited Areas.  Sensitive Compartmented Information Facilities require separate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas, Secure Space and Transit/Buffer Space within buildings.

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To learn more about recruitment scams: https://www.llnl.gov/sites/www/files/2023-05/LLNL-Job-Fraud-Statement-Updated-4.26.23.pdf

Equal Employment Opportunity

We are an equal opportunity employer that is committed to providing all with a work environment free of discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, pregnancy, protected veteran status, age, citizenship, or any other characteristic protected by applicable laws.

Reasonable Accommodation

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