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Scientific Associate

Mid-Senior Level | Full-time
Environmental, Safety & Health | livermore, CA | 09/12/2023

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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

$109,350 - $135,756 Annually
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 Scientific Associate.  You will provide advanced technical support and solve complex technical problems involving the calibration, maintenance, and repair of radiation detection instruments, while following Environment, Safety and Health (ES&H) and Quality Assurance/Quality Control (QA/QC) guidelines. The individual filling this position will work as a team member and will interact on a regular basis with co‐workers within the assigned laboratory team, ES&H, and Radiation Calibration Lab (RCL) clients within the Laboratory. May have technical lead responsibility in specific assignments (i.e., may direct work of RCL team members during day‐to‐day operations and in special field evaluation of technical equipment). This position will report to the Radiation Calibration and Spectroscopy Group Leader. This position is within the Analytical Services & Instrumentation Division of the Technical Services Department.

You will 

  • Act as a technical liaison between the RCL and ES&H disciplines, technicians, and clients to provide safe, reliable radiation detection instruments and research and evaluate new equipment and make recommendations that meet programmatic needs.
  • Act as primary author of all RCL procedures, collaborating with RCL team members to develop and maintain management system documents, equipment operation procedures, maintenance procedures, acceptance test procedures, and instrument calibration procedures. 
  • Calibrate, maintain, troubleshoot, and make mechanical and/or electrical repairs to radiation detection instruments and supporting equipment. Evaluate data provided by these instruments to assure they are calibrated.
  • Qualify and maintain proficiency on all RCL systems (i.e., Category II Sealed Source Irradiators, Gulmay X-Ray, pressure and flow systems, electronic pulsers, scalers, multimeters, etc.) and as an RCL Calibration Technician and provide training and mentorship to other RCL staff. 
  • Implement the RCL QA/QC Program and maintain related documents.
  • Maintain working-level knowledge of industry and statutory standards for equipment used for and related to the operation, service, and maintenance of radiation detection instruments (e.g., ANSI N323AB); adapt practices and guidelines to ensure compliance.
  • Perform other duties as assigned.


  • Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.
  • Bachelor's degree in a Scientific field or equivalent combination of education with extensive related experience. 
  • Experience providing technical guidance and developing technical laboratory procedures.
  • Specialized technical expertise calibrating, operating, maintaining, repairing, and troubleshooting electromechanical equipment, health and safety‐related measurement and/or monitoring equipment.
  • Experience analyzing complex laboratory and instrumentation data, reporting results, and maintaining records using both manual and computer tools (e.g., measuring and testing equipment inventory management software).
  • Knowledge of regulatory and/or international standards such as ANSI N323AB or ISO 17025 and ES&H QA/QC guidelines.
  • Advanced organizational and analytical skills with attention to detail, accuracy and follow through.
  • Demonstrated effective interpersonal, verbal, and written communication skills with the ability to interact effectively with a variety of personnel, including professional and technical staff members.
  • Knowledge of radiation fundamentals and experience working with radioactive sources and materials.

Qualifications We Desire

  • Experience administering database and other electronic records management systems.
  • Skills in flow chart development.
  • Intermediate/Advanced knowledge using Adobe Creative Suite (illustrator/acrobat/photoshop) and/or Microsoft Office Suite (Visio, Excel [Pivot], Word, PowerPoint).

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?

Site 300

Site 300 is an experimental test site operated by LLNL.  Situated on 7,000 acres in rural foothills approximately six miles southwest of downtown Tracy and 15 miles southeast of Livermore, Site 300 hosts approximately 200 employees with expertise in such fields as engineering, chemistry, biology, and environmental restoration. Employees assigned to work at Site 300 may be exposed to the organism that causes San Joaquin Valley Fever (coccidioidomycosis).

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.

Pre-Placement Medical Exam

A job related pre-placement medical examination may be required.

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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