National Nuclear Security Administration

Web Articles

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NNSA Sandia Field Office Manager Jeff Harrell retires after over 40 years of federal service

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Jill Hruby holds first all-hands meeting and outlines initiatives and priorities

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NNSA and NYPD team up to train officers on radiological security via their mobile devices

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University students explore nuclear nonproliferation with LANL experts in a virtual environment

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Missions

NNSA's Core Missions

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Voices of Nuclear Security

Yolanda Walker says working at NNSA has taught her that people from every background have a role in the agency. (And the celebrity-spotting isn't bad, either!)

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Careers

NNSA consists of over 40,000 federal and contract employees at labs, plants, and sites nationwide.

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Year in Review

NNSA 2020 Year in Review

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NNSA News

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Frank A. Rose sworn in as Principal Deputy Administrator of the National Nuclear Security Administration at the U.S. Department of Energy

Jill Hruby sworn in as Department of Energy’s Under Secretary for Nuclear Security and Administrator of the National Nuclear Security Administration

Statement by Energy Secretary Granholm on the Confirmation of Jill Hruby as NNSA Administrator

NNSA receives top Project Management Awards from the Department of Energy

Nuclear Security Enterprise locations

A map showing the locations of the labs, plants, and sites in NNSA's Nuclear Security Enterprise.