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Sandia National Laboratories Mechanical Systems Engineer (Early/Mid-Career) in Livermore, California


This posting will be open for application submissions for a minimum of seven (7) calendar days, including the ‘posting date’. Sandia reserves the right to extend the posting date at any time.


Sandia demonstrates its commitment to public safety in the national interest by requiring that all new hires be fully vaccinated or have an approved medical or religious accommodation before commencing employment. The requirement also applies to those who are telecommuting and working virtually.

Any concerns about the ability to meet this requirement should be directed to HR Solutions at (505) 284-4700.


Why Join Sandia’s Nuclear Deterrence programs? We develop advanced technologies to ensure global peace. Join us in our critical mission to ensure the safety, security, and reliability of our nation's nuclear deterrents!

Early to mid-career R&D systems engineers with a mechanical or manufacturing background will find lots of opportunities in our B83, W87-0, and W80-1/W84 Stockpile Systems Departments.

Systems Engineers in these departments will contribute to new projects and ongoing operations. These groups conduct annual assessment activities to assure that the systems continue to meet safety, security, and reliability requirements. Engineers will assist with day-to-day operations, trouble-shooting, and problem-solving with multidisciplinary teams across the Nuclear Security Enterprise; develop new assessment technology to deepen our understanding of safety, security and performance; and interact closely with the National Nuclear Security Administration and the Department of Defense to ensure that their needs are addressed.

Systems Engineers in the B83, W87-0 or W80-1/W84 Departments:

  • Investigate/troubleshoot anomalies in cross-functional teams

  • Team with other design agencies to plan, execute and analyze data from advanced experiments

  • Analyze mechanical assemblies

  • Analyze system and subsystem architectures

  • Provide technical consultation on critical design elements

  • Integrate and test subassemblies

  • Plan and execute testing for environment and qualification

  • Derive, reconcile, and track requirements

  • Present at technical design reviews and other forums

  • Represent Sandia on multi-organizational project teams


  • Bachelor's degree in Mechanical Engineering, Manufacturing Engineering or in a related field plus 4 years of related experience or Master’s degree in Mechanical Engineering or in a related field, or combination of education and equivalent engineering or scientific experience and/or achievements that demonstrate the knowledge, skills, and ability to perform independent research and development.

  • Ability to obtain and maintain a DoE Q level security clearance


  • Proven experience working with DOE, NNSA, DOD, or Federally Funded Research and Development Centers;

  • Systems engineering experience

  • Project management experience

  • Mechanical Engineering skills, such as: computer aided design, structural dynamics, vibration characterization, structural analysis, heat transfer analysis, laboratory measurement techniques and diagnostics, computational simulation and modeling, integration of subsystems, fabrication of prototypes, and/or conductance of qualification tests

    Department Description:

    The California Stockpile Systems Group has stockpile stewardship responsibility for legacy stockpile systems. Positions provide a Systems Engineering experience in a multidisciplinary working environment with engaging technical work for engineers of all specialties and levels. Through a robust program of scientific inquiry, a multidisciplinary engineering team is responsible for leading sustainment and assessment activities to ensure the safety and reliability of the stockpile. Stockpile Systems strives yearly to increase the quality and depth of its technical basis used to evaluate the system’s state of health, which culminates in an Annual Assessment Report sent to the President of the United States.

    About Sandia:

Sandia National Laboratories is the nation’s premier science and engineering lab for national security and technology innovation, with teams of specialists focused on cutting-edge work in a broad array of areas. Some of the main reasons we love our jobs:• Challenging work with amazing impact that contributes to security, peace, and freedom worldwide• Extraordinary co-workers• Some of the best tools, equipment, and research facilities in the world• Career advancement and enrichment opportunities• Flexible work arrangements for many positions include 9/80 (work 80 hours every two weeks, with every other Friday off) and 4/10 (work 4 ten-hour days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home)• Generous vacations, strong medical and other benefits, competitive 401k, learning opportunities, relocation assistance and amenities aimed at creating a solid work/life balance*

World-changing technologies. Life-changing careers. Learn more about Sandia at:*These benefits vary by job classification.

Security Clearance:

Sandia is required by DOE to conduct a pre-employment drug test and background review that includes checks of personal references, credit, law enforcement records, and employment/education verifications. Applicants for employment need to be able to obtain and maintain a DOE Q-level security clearance, which requires U.S. citizenship. If you hold more than one citizenship (i.e., of the U.S. and another country), your ability to obtain a security clearance may be impacted.

Applicants offered employment with Sandia are subject to a federal background investigation to meet the requirements for access to classified information or matter if the duties of the position require a DOE security clearance. Substance abuse or illegal drug use, falsification of information, criminal activity, serious misconduct or other indicators of untrustworthiness can cause a clearance to be denied or terminated by DOE, resulting in the inability to perform the duties assigned and subsequent termination of employment.

EEO Statement:

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status and any other protected class under state or federal law.

Job ID: 678848