Mechanical Technologist/Sr. Mechanical Technologist - Sub-Critical Experiments

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 dedicated to fostering a culture that values individuals, talents, partnerships, ideas, experiences, and diverse perspectives, recognizing their importance to the continued success of the Laboratory's mission.

Pay Range

$41.93 - $61.57 Hourly

$41.93 - $51.33 Hourly for 533.2 Level

$50.28 - $61.57 Hourly for 533.3 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.Pay will not be below any applicable local minimum wage. 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.

We have an opening for a Mechanical Technologists/Sr. Mechanical Technologist to support the Sub-Critical Experiments team (SCE). You will contribute to new and on-going experiments at LLNL's Livermore Site, Site 300, and other locations within the Nuclear Weapons Enterprise (NWE) complex. Primary work activities are conducted in the B131 High Bay. This position is in the Defense Technologies Engineering Division (DTED within the Engineering Directorate.

This position requires full-time on-site presence due to the nature of the work.

This position will be filled at eitherlevel based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if you are selected at the higher level.

In this role you will

• Design, fabricate, assemble, disassemble, upgrade, and retrofit moderately complex electro-mechanical components and systems, using work control process and procedure requirements while working under general supervision.
• Provide intermediate level technical support to engineering, scientific, and technical staff to plan and conduct experiments in support of SCE program mission at Livermore Site 300 and other NWE sites
• Provide operations, maintenance, design, fabrication, assembly support, and produce & maintain systems documentation and experimental records.
• Operate mechanical diagnostic equipment, maintain area controls, assist with mechanical diagnostic calibration and alignment, test prior to experiment execution, and perform data recovery after experiment execution.
• Apply intermediate knowledge of materials and manufacturing processes in solving mechanical problems while using established guidelines, techniques, and procedures.
• Perform facility related and technical functions such as maintenance, testing, upgrades to equipment control, etc.
• Perform other duties as assigned.

Additional job responsibilities, at the 533.3 level

• Provide advanced level technical assembly and disassembly support of complex systems while working independently with minimal direction.
• Design, fabricate, assemble, and disassemble complex mechanical components and systems including planning and selecting materials, equipment, and methods, and setting priorities.
• Assist in developing test parameters, performing comprehensive troubleshooting, testing materials, components, or systems, identifying problems, interpreting standards, making recommendations, and providing input on solutions to complex problems.

• Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
• Associate degree in Engineering Technology, or equivalent combination of education and related technical experience.
• Intermediate level skills and experience with solving a variety of moderately complex technical problems in completion of work assignments.
• Experience with mechanical diagnostic equipment, maintaining area controls, assisting with mechanical diagnostic calibration and alignment, testing prior to experiment execution, and performing data recovery after experiment execution.
• Experience in mechanical fabrication and assembly.
• Effective written and verbal communication and presentation skills and ability to work constructively in a multidisciplinary team environment.
• Ability to complete and maintain certifications as required by the position.
• Ability to lift 50 lbs. in a safe and controlled manner.
• Ability to become medically qualified to wear respiratory and other protective equipment and perform moderate work effort while wearing respirators.
• Ability to periodically travel to Nuclear Security Enterprise sites in support of program mission.

Additional qualifications at the 533.3 level

• Experience working with advanced level precision component assemblies with tight tolerances.
• Advanced level technical skills and knowledge of engineering principles to perform comprehensive troubleshooting, and regularly make decisions to solve challenging and complex problems.
• Demonstrated ability to read and follow complex assembly procedures, engineering notes, sketches, and engineering drawings.

Qualifications We Desire

• Experience assembling electro-mechanical systems and assemblies
• High Explosives certification
• Fissile Material Certification
• Experience in fulfilling Work Control process and procedure requirements
• Experience working with machine tools

Position Information

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

Why Lawrence Livermore National Laboratory?

• Included in 2025 Best Places to Work by Glassdoor!
• FlexibleBenefits Package
• 401(k)
• Relocation Assistance
• Education Reimbursement Program
• Flexible schedules (*depending on project needs)
• Our values - visithttps://www.llnl.gov/inclusion/our-values

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, wewill initiate a Federal background investigation to determine if youmeet 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 useand/or possession ofmobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area whereyou are not permitted to have a personal and/or laboratory mobile devicein your possession. This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices.

Ifyou useamedical device, whichpairs with a mobile device,you must still follow the rules concerningthe mobile device in individual sections within Limited Areas. Sensitive Compartmented Information Facilities requireseparate 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.

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: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.

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