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Health Physicist

Mid-Senior Level | Full-time
Environmental, Safety & Health | lasvegas, NV | 01/18/2021

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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 looking for individuals that demonstrate an understanding of working in partnership with team peers, who engage, advocate, and contribute to building an inclusive culture, and provide expertise to solve challenging problems.

Job Description

We have an opening in the Environment, Safety and Health (ES&H) Directorate for a Health Physicist to provide comprehensive health physics (HP) support for various LLNL program activities at the Nevada National Security Site (NNSS).  This position will also provide basic support in the areas of industrial hygiene (IH) and industrial safety (IS).  Working as part of the Joint Laboratory Office – Nevada (JLON) team, you will interact with all levels of personnel and management from the ES&H Directorate, LLNL programs, NNSS Management & Operating Contractor counterparts and external regulatory agencies.

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. 

In this role, you will:

  • Meet requirements for and maintain qualification to perform as an LLNL health physicist at NNSS.
  • Engage with LLNL program personnel to understand radiological activities and ensure the Radiation Protection Program is effectively implemented. Assess hazards and ensure appropriate controls are identified, adequately documented, and communicated. Monitor changes and routine operations by performing regular field visits and facility inspections to assure continued adequacy of controls. Update and clearly communicate needed changes to affected personnel.
  • Supporting interactions with LLNL workers and management, NNSS support personnel, other organizations’ and Department of Energy (DOE) staff.
  • Reviewing and making necessary updates/recommendations to Facility Safety Plans, Work Control Documents, Radiological Work Permits, Safety Analysis Reports, Engineering Designs, ES&H submittals and other technical documents in collaboration with program management and other support organizations.
  • Reviewing personnel, area, and other monitoring data and take timely actions to address emerging issues. Participate in incident investigations and emergency response support to incidents on site.
  • Participating in multi-organizational activities and forums such as internal audits, and the NNSS Radiological Control Council and ALARA Committee. 
  • Acquiring and maintaining basic IH/IS knowledge to support program personnel where needed. Reach back to IH/IS SMEs at the home lab as necessary for additional guidance and directions.   
  • As directed, provide safety briefings and training to program customers, develop and present safety courses. Provide feedback to management regarding the effectiveness of the HP/IH/IS program implementation.
  • Perform other duties as assigned.

Additional job responsibilities, at the TSS.3 level

  • Represent the LLNL radiological control organization in all interactions with LLNL workers and management, NNSS support personnel, other organizations’ and DOE staff. May act as the LLNL Radiological Control Manager for NNSS.
  • Lead active efforts to ensure the “Essential Duties” listed above are performed timely and as planned. Lead audits and assessments, as applicable. Mentor lesser experienced personnel.
  • Respond to radiological emergencies and incidents on site, lead investigations for incidents or accidents involving radiation and make recommendations to all levels of management to prevent recurrence; provide HP solutions during assessments, inspections and site verifications by internal and external agencies.


  • Bachelor’s degree in Health Physics, or another related technical area, or the equivalent combination of education and relevant experience and ability to perform independent work.
  • Experience in HP or a related field with knowledge of related state and federal regulations and other consensus standards.
  • Proficient verbal and written communication skills necessary to effectively write, present, explain and communicate moderately complex information to all levels of personnel.
  • Ability to work independently and in a team environment with a broad cross-section of people and organizations, managing moderately-complex to complex projects and meeting schedules.
  • Analytical and computational skills including experience with computer systems, databases, and software, including Microsoft Office (e.g., Excel, Word, PowerPoint, and Outlook).
  • Ability to negotiate, recommend, and implement solutions for moderately complex problems.
  • Effective organizational skills with detail orientation necessary to coordinate multiple and frequently conflicting concurrent tasks in an environment with frequent interruptions while providing high-level customer service and good follow-through.
  • Ability to become medically qualified to wear respiratory protection equipment and to secure and maintain certification in the Human Reliability Program (HRP) which includes polygraph examination, physical and psychological assessment, and random drug and alcohol testing.

Additional qualifications at the TSS.3 level

  • Significant experience leading independent HP work, conducting hazard analysis, evaluating new health and safety standards, and providing technical direction/leadership to health and safety staff on HP related matters, and providing emergency response and participation in the investigation of incidents or accidents involving radiological hazards.   
  • Advanced experience in HP or a related field with thorough knowledge of related state and federal regulations and other consensus standards.
  • Advanced verbal and written communication skills necessary to effectively collaborate in a team environment and to present and communicate technical information to all levels of management, including regulatory agencies and key stakeholders. Ability to negotiate, recommend and implement solutions to highly complex problems.

Qualifications We Desire

  • Master’s degree in Health Physics, or another related technical area and/or certification by the American Board of Health Physics.
  • Knowledge and experience with DOE operations and transuranic isotopes.
  • Knowledge and experience in Industrial Hygiene and/or Industrial Safety.

Additional Information

Why Lawrence Livermore National Laboratory?

  • Included in 2020 Best Places to Work by Glassdoor!
  • Work for a premier innovative national Laboratory
  • Comprehensive Benefits Package
  • Flexible schedules (*depending on project needs)
  • Collaborative, creative, inclusive, and fun team environment

Learn more about our company, selection process, position types and security clearances by visiting our Career site

Security Clearance

LLNL is a Department of Energy (DOE) and National Nuclear Security Administration (NNSA) Laboratory.  Most positions will require a DOE L or Q clearance (please reference Security Clearance requirement).  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. In addition, all L or Q cleared employees are subject to random drug testing.  An L or Q clearance requires U.S. citizenship.  If you hold multiple citizenships (U.S. and another country), you may be required to renounce your non-U.S. citizenship before a DOE L or Q clearance will be processed/granted.  For additional information please see DOE Order 472.2.

Equal Employment Opportunity

LLNL is an affirmative action and equal opportunity employer that values and hires a diverse workforce. 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.

If you need assistance and/or a reasonable accommodation during the application or the recruiting process, please submit a request via our online form

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.

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