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Accelerator Diagnostician Physicist/Engineer

Mid-Senior Level | Full-time
Engineering | livermore, CA | 01/11/2024

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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 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
$159,330.00  - $204,636.00  Annually for the SES.3 level
$191,220.00  - $245,544.00  Annually for the SES.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

We have an opening for a General Physicist – Accelerator Craftsperson with an emphasis of hands on work. You will execute a variety of complex accelerator-based experiments with a focus on design, vacuum hardware, materials, coating deposition, diagnostics, analogue and digital electronics, data acquisition and analysis, and other technically challenging problems. It is expected in this position that you will creatively applying diverse physics concepts to create innovative solutions. The hired individual will be working with experienced team members to maintain knowledge base at LLNL. Travel may be necessary to interact with sponsors and customers. This position is in the National Security Engineering Division (NSED), within the Engineering 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.

You will 

  • Develop and assess accelerator design and diagnostics, provide advanced analysis and solution to complex problems that may not be well defined.
  • Be a part of a multidisciplinary team to guide analysis activities and designs of accelerator-based experiments.
  • Creatively applying diverse physics concepts to create innovative solutions
  • Write regular progress reports and prepare written analyses and verbal briefings that capture and communicate research results.
  • Maintain an awareness of technical literature in assigned areas, and knowledge base.
  • Publish research results in peer-reviewed scientific or technical journals and present results at external conferences, seminars, and/or technical meetings.
  • Travel as necessary to interact with collaborators, sponsors and customers and conduct experiments.
  • Adhere to the highest standards of personal and facility safety in performing tests and experiments.
  • Perform other duties as assigned.

Additional job responsibilities, at the SES.4 level

  • Lead effort to develop diagnostics, other additional hardware, and assembly efforts regarding accelerator testing.
  • Serve as a Subject Matter Expert in identified areas, routinely interacting with management and/or sponsors across the Laboratory on advanced technical projects.


  • Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
  • PhD degree in Physics, Engineering, or a related field, or the equivalent combination of education and related experience.
  • Experience in the following topic areas: vacuum hardware, materials, coating deposition, diagnostics, analogue and digital electronics, data acquisition, and data analysis.
  • Detail-oriented individual with a strong desire to learn new things
  • Adept at on-line research.
  • Significant experience working effectively and independently in a multidisciplinary, team-oriented research environment.
  • Demonstrated self-motivation and initiative in addressing challenging problems.
  • Ability to travel.
  • Advanced verbal and written communication and presentation skills necessary to author advanced technical and scientific reports, publications, invited papers, and to deliver scientific presentations and provide advice to management.

Additional qualifications at the SES.4 level

  • Highly advanced experience in topic areas listed above.
  • Substantial experience developing innovative methods to expand knowledge of particle accelerators.
  • Substantial experience setting specific strategies and/or directing multi-disciplinary teams to achieve program goals.

Qualifications We Desire

  • Experience in analysis of accelerator experiments and beam diagnostics.
  • Knowledge of accelerator physics.
  • Experience in constructing accelerators.
  • Active Department of Energy (DOE) Q-level clearance or active Top Secret clearance issued by another U.S. government agency.

Additional Information

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.

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:

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.

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