Refine Search Clear All

Career Areas

Show More

Experience Level

Employment Type



Show More

Security Clearance

Keyword Search

Back to open positions

Mechanical Engineer-Generalist for NIF&PS

Entry Level | Full-time
Engineering | livermore, CA | 06/15/2021

Apply Now  

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 essential to innovation and creativity for continued success of the Laboratory’s mission.

Job Description

We have multiple openings for Mechanical Engineers. You will work on projects and provide technical expertise involving electromechanical systems with integrated electrical, optical, and mechanical components, novel laser diagnostics, large-scale laser beam path mechanics, positioners for precision laser components, and laser system support hardware for the National Ignition Facility and Photon Sciences (NIF&PS) Directorate.  You will provide engineering solutions for a variety of projects ranging from development of the next generation laser systems to upgrades to the current systems. You will be involved throughout the product development life cycle, starting with concept initiation and requirements gathering and continuing to implementation, testing, and installation of the system. These positions are in the Laser Systems Engineering and Operations (LSEO) Division, within the Engineering Directorate.

These positions 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,

  • Engineer current and next generation laser and electromechanical systems and supporting equipment and components by developing conceptual designs and performing supporting analysis in accordance with derived requirements under general direction.
  • Oversee the detail design process, component part fabrication, and unit assembly for systems of limited complexity.
  • Develop and execute test plans for prototype components and systems.
  • Analyze components and provide supporting safety and engineering documentation.
  • Present at and participate in engineering design reviews.
  • Prepare technical documents and author technical presentations.
  • Develop and execute commissioning, maintenance, and calibration procedures for well-defined subsystems including analyzing, summarizing, and presenting resulting data.
  • Generate detailed plans, schedules, and budgets for project activities under general direction.
  • Collaborate with team members to ensure the successful integration and proper functioning of commissioned systems. 
  • Perform other duties as assigned.

Additional job responsibilities, at the SES.2 level

  • Review scope, schedule, budget, and quality of moderately complex to complex engineering work and provide regular updates to management.
  • Define requirements and design experiments to develop advanced capabilities utilizing comprehensive knowledge of systems engineering processes.
  • Select methods, techniques, and evaluation criteria for detailed hardware design and function of commissioning instrumentation and tooling under limited direction.


  • Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.
  • Bachelor's degree in Mechanical Engineering or related discipline or equivalent combination of education and previously relevant experience.
  • Hands-on experience with the fundamental design, commissioning, operation, and maintenance of limited complexity systems.
  • Fundamental knowledge of common data analysis techniques, statistics, and/or systems engineering.
  • Fundamental knowledge of and/or experience with design principles.
  • Experience using standard project management practices.
  • Sufficient verbal and written communication skills to collaborate effectively in a team environment and present and explain technical information.

Additional qualifications at the SES.2 level

  • Comprehensive knowledge of moderately complex to complex precision hardware and mechanical system design.
  • Broad experience applying systems engineering processes to mechanical design and testing.
  • Proficiency and broad experience identifying, defining, and solving moderately complex to complex multi-disciplinary problems in a timely, cost effective manner.

Qualifications We Desire

  • Experience with engineering and measurement systems for precision components.
  • Experience working on large teams and significant scale projects.
  • Graduate degree in Mechanical Engineering or related field, or the combination of equivalent education and relevant experience.

Additional Information

Why Lawrence Livermore National Laboratory?

  • Included in 2021 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.

Pre-Employment Drug Test

External applicant(s) selected for this position will be required to 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.

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.

Apply Now