National Nuclear Security Administration

Web Articles

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Radioactive gases are key to detecting nuclear testing: NNSA and DOE strengthen security through sophisticated sensing

NNSA partners with U.S. Departments of Commerce and State, Singapore, and Japan to organize record-breaking seminar on effective and efficient strategic trade controls

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NNSA Administrator celebrates role of women in nuclear security at IAEA General Conference

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KCNSC recognized for water quality and safety programs

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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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NNSA to conduct aerial radiation assessment survey over Boston Marathon race route Oct. 8-11

NNSA achieves record number of tritium extraction operations

NNSA Administrator joins Energy Secretary at IAEA General Conference, advances U.S. nuclear security goals

NNSA awards $7 million to minority-serving institutions in New Mexico and South Carolina to support plutonium pit production

Nuclear Security Enterprise locations

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