Join us and make YOUR mark on the World!
Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability.
Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact.
We have an opening for a Health Physicist in the Environment, Safety and Health. You will provide health physics (HP) support to LLNL programs to ensure effective implementation of the Radiation Protection Program, including field engagement, hazard evaluation, control verification, and technical documentation support. This position is within the Environment Safety & Health (ESH) Directorate.
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.
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.
You Will
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Provide complex HP support to assigned programs, including evaluating the adequacy of personnel dosimetry, bioassay, and in-vivo monitoring for assigned operations; identifying monitoring needs; and coordinating recommendations with appropriate Radiation Protection program owners. Partner with program personnel to understand radiological work, assess hazards, and verify that controls are appropriate, documented, communicated, and effective, including through routine field visits and facility inspections.
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Review, develop, and update radiological safety and work planning documentation, including Facility Safety Plans, Work Control Documents, Radiological Work Permits, Safety Analysis Reports, Engineering Designs, and ES&H submittals, in collaboration with program management and support organizations.
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Develop and deliver HP briefings and training; mentor less experienced staff; provide feedback to management on HP program performance and improvement opportunities.
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Respond to radiological incidents and emergencies; support investigations and corrective actions; provide HP support during internal and external assessments, inspections, and verifications.
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Provide day-to-day technical oversight to health and safety technicians performing HP sampling and assigned tasks, without formal supervisory responsibility; support development and execution of the HP Discipline Action Plan for assigned areas.
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Perform other duties as assigned.
Additional job responsibilities, at the TSS.4 level
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Lead technical or operational tasks and projects and/or support research efforts. Conduct highly advanced studies through the application of best-practice technical, applied science, and/or business principles, theories, and concepts.
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Provide solutions to highly complex issues/problems where a high degree of ambiguity exists around techniques and approaches. Solutions require in-depth analysis of multiple tangible and intangible factors and may require application of complex computational analyses and/or use of advanced computer applications.
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May serve as the organization spokesperson on specialized projects or programs. May act as the prime consultant on large projects that affect the organization's long-term goals and objectives. Brief senior management on overall impact and approach these projects or programs.
- Ability to secure and maintain a U.S. DOE Q-level security clearance (U.S. citizenship required).
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Bachelor’s degree in Health Physics or a related technical field, or equivalent combination of education and relevant experience.
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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.
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Advanced experience in HP or a related field with thorough knowledge of related state and federal regulations and other consensus standards.
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Ability to work independently with minimal direction and collaborate across organizations while managing priorities and meeting schedules.
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Analytical and computational skills, including databases and common productivity tools (Excel, Word, PowerPoint, Outlook).
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Ability to evaluate complex problems and implement practical, compliant solutions.
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Strong organizational skills and attention to detail, with ability to manage multiple concurrent tasks and interruptions.
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Advanced written and verbal communication skills to convey technical information to internal and external audiences, including regulators and stakeholders.
Additional qualifications at the TSS.4 level
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Subject matter expertise in one or more areas such as Health Physics, Radiological Engineering, or Nuclear Engineering, with ability to develop and apply advanced methods to deliver solutions for complex program needs.
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Ability to advise senior management and represent technical positions with external sponsors, regulators, and reviewers.
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Substantial experience handling highly complex problems, creating problem statements, assumptions, and decision frameworks.
Qualifications We Desire
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Master’s degree or PhD in Health Physics, or another related technical area and/or Certification by the American Board of Health Physics.
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Knowledge and experience with Department of Energy (DOE) operations and transuranic isotopes.
Pay Range: $154,950- $235,692 annually
$154,950- $196,476 Annually for the TSS.3 level
$185,850 - $235,692 Annually for the TSS.4 level
This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. An employee’s position within the salary range will be based on several factors including, but not limited to, specific competencies, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.
#LI-Hybrid
Position Information
This is a Career Indefinite position, open to Lab employees and external candidates.
Why Lawrence Livermore National Laboratory?
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Included in 2026 Best Places to Work by Glassdoor!
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Flexible Benefits Package
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401(k)
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Relocation Assistance
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Education Reimbursement Program
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Flexible schedules (*depending on project needs)
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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.
How to identify fake job advertisements
Please be aware of recruitment scams where people or entities are misusing the name of Lawrence Livermore National Laboratory (LLNL) to post fake job advertisements. LLNL never extends an offer without a personal interview and will never charge a fee for joining our company. All current job openings are displayed on the Career Page under “Find Your Job” of our website. If you have encountered a job posting or have been approached with a job offer that you suspect may be fraudulent, we strongly recommend you do not respond.
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
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.
