Keyword Search

Back to open positions

Senior Safety Basis Analyst

Mid-Senior Level | Full-time
Environmental, Safety & Health | livermore, CA | 05/11/2023

Apply Now  

Company Description

Join us and make YOUR mark on the World!

Are you interested in joining some of the brightest talent in the world to strengthen the United States’ security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG ideas that make our world a better place.

We are committed to a diverse and equitable workforce with an inclusive culture that values and celebrates the diversity of our people, talents, ideas, experiences, and perspectives. This is important for continued success of the Laboratory’s mission.

Pay Range

$136,500.00  - $175,272.00  Annually for the TSS.3 level

$163,740.00  - $210,288.00  Annually for the TSS.4 level

Please note that the pay range information is a general guideline only. Many factors are taken into consideration when setting starting pay including education, experience, the external labor market, and internal equity.

Job Description

The Environment, Safety & Health (ES&H) Directorate has an opening for a Senior Safety Basis Analyst to support the institutional safety function. The primary support role is in the review and maintenance of Documented Safety Analyses (DSAs) and Technical Safety Requirements (TSRs) for Hazard Category 2 and 3 nuclear facilities at LLNL.  The selected candidate will bring a range of experience in hazard and accident analysis for nuclear, radiological, chemical, waste storage, and explosive facilities. The selected candidate will also work on an independent, self-directed basis on tasks of significant complexity while interacting with management, both internal and external to the Laboratory. The selected candidate will report to the Safety Basis Division Leader.

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 

  • Provide technical leadership in the review and maintenance of safety basis calculations, Unreviewed Safety Question (USQ) documents, Documented Safety Analyses (DSA), Technical Safety Requirements (TSRs), and nonnuclear safety basis documents. 
  • Perform or review analyses for a Radiography Facility, Hardened Engineering Test Facility, Tritium Facility, Plutonium Facility, and Waste Storage Facilities.
  • Perform hazard identification for processes, operations, materials, wastes, and potential energy sources used in facilities.
  • Perform hazard evaluation, including definition of accident scenarios, risk ranking and control selection.
  • Evaluate key structures, systems, and components to develop functional requirements and performance criteria.
  • Provide input on technical or operational issues for specific projects that require drawing from applicable regulations and DOE standards relevant to safety basis.
  • Represent the Division to other organizations at LLNL.      
  • Interface and respond to Independent Verification Reviews (IVRs), Readiness Assessments (RAs), and other assessments.
  • Perform other duties as assigned.

Additional job responsibilities, at the TSS.4 level 

  • Provide subject matter expert advice to management on technical and engineering analysis to support regulatory compliance for programs/clients, including associated workload planning, scheduling, and staffing analyses.
  • Utilize analytical software (e.g., ALOHA, EPIcode, HOTSPOT, MACCS2, CFAST) to address issues that are not well defined and require creative conceptual planning.
  • Use independent judgement to analyze and identify complex data collected from engineering facilities for risk, safety, environmental, or reliability concerns and recommend corrective actions when required.
  • Mentor junior and early career safety analysts.


  • Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.
  • Bachelor’s degree in a scientific or engineering discipline.
  • Experience applying 10 CFR 830, DOE-STD-1027, and other associated safety guidance to Hazard Category 2 and 3 nuclear facilities and < Hazard Category 3 facilities.
  • Experience with hazard identification and evaluation to facilitate accident scenario development, material release estimates, failure mechanism assessment, and documentation of accident consequences and likelihood.
  • Extensive experience writing and reviewing technical and/or regulatory documents and maintaining administrative processes.
  • Experience working in nuclear or radiological facility, nuclear reactor, chemical facility or refinery, or high hazard (e.g., explosive) facility.
  • Advanced verbal and written communication skills to interact with a wide spectrum of personnel, including mid-level management.
  • Extensive experience working independently as well as leading a team of technical and professional personnel.
  • Experience using atmospheric dispersion modelling and/or fire modelling software (e.g., ALOHA, EPIcode, HOTSPOT, MACCS2, CFAST) or equivalent.

Additional qualifications at the TSS.4 level

  • Advanced knowledge or significant experience with hazard identification and evaluation to facilitate accident scenario development, material release estimates, failure mechanism assessment, or documentation of accident consequences and probability of occurrence.
  • Subject matter expertise in, advanced knowledge of and significant experience working in chemical (e.g., refinery), high hazard (e.g., explosive), radiological, and/or nuclear facility or nuclear reactor operations.   
  • Broad experience in regulatory compliance, specifically in applying 10 CFR 830.
  • Expert communication, facilitation, and collaboration skills to interact with a wide spectrum of personnel, including senior management.

Qualifications We Desire

  • Master's Degree in a scientific or engineering discipline.
  • Significant experience with operations, research, or oversight in a nuclear facility environment.
  • Specific experience with plutonium or tritium operations.

Additional Information

All your information will be kept confidential according to EEO guidelines.

Position Information

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

Why Lawrence Livermore National Laboratory?

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.

Beware of Fraudulent Recruiting Advertisements. LLNL’s hiring practices:

  • Never requires job applicants to pay an application/training fee or submit personal documents like bank account details, passport number, Social Security number, tax forms or credit card information as part of the application process. 
  • For interviews and to be granted access to a Federal facility, a LLNL employee will contact you directly to collect visa, passport number, and/or Social Security number.  To vet the authenticity of the employee please have them provide you their name and phone number and verify at
  • Involves at least one interview (virtual or in-person) and never interviews job applicants through chat platforms such as Google Hangouts, or via correspondence through text and instant messaging systems.
  • Only sends email communications to job applicants from domain “” or via their applicant tracking system, [email protected]. Occasionally LLNL uses third-party vendors that will contact you about job opportunities.  If a recruiter contacts you to apply, you will always be directed to our career page to apply through our career site.
  • Encourages all applicants to visit LLNL’s careers page at if they saw the job posting on another site prior to applying to ensure the job posting is accurate and valid.

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.

We invite you to review the Equal Employment Opportunity posters which include EEO is the Law and Pay Transparency Nondiscrimination Provision.

Reasonable Accommodation

Our goal is to create an accessible and inclusive experience for all candidates applying and interviewing at the Laboratory.  If you need a reasonable accommodation during the application or the recruiting process, please use our online form to submit a request. 

California Privacy Notice

The California Consumer Privacy Act (CCPA) grants privacy rights to all California residents. The law also entitles job applicants, employees, and non-employee workers to be notified of what personal information LLNL collects and for what purpose. The Employee Privacy Notice can be accessed here.

Videos To Watch

Apply Now  

Refine Search Clear All

Career Areas

Show More

Experience Level

Employment Type



Show More

Security Clearance