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Home / Careers

Join Our Mission

At the NNSS, we secure America’s future. If you are looking for a career supporting national security and advancing science, engineering and technology, join our team!

Mission Support and Test Services

Mission Support and Test Services (MSTS) manages and operates the NNSS for the National Nuclear Security Administration (NNSA). Most people who work at the NNSS are MSTS employees, including positions in engineering, science, technical support, project management, human resources, finance, procurement and administration.


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MSTS Employee Benefits

  • Medical, dental and vision insurance
  • Paid time off
  • Paid holidays
  • Life and accident insurance
  • Disability insurance
  • Employee 401(k) plan
  • Pension plan
  • Student loan repayment
  • Tuition assistance
  • Professional development opportunities
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Engineering Careers

Building from an enduring legacy of discovery, we are engineering the future.

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Information Technology Careers

Use innovative solutions to enable the NNSS to accomplish the mission effectively and efficiently.

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Student Opportunities

Gain relevant work experience as an undergraduate, graduate or doctoral candidate.

Other NNSS Job Opportunities


All open positions at the NNSA’s Nevada Field Office are listed on USAJOBS, the federal government’s automated recruitment system allowing applicants to apply for any federal jobs online.

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Navarro is the environmental contractor for the NNSS.

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JGMS provides administrative support to the Nevada Field Office.

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