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DoD · NAICS 561621

DoD Security Systems Services (except Locksmiths) contracts

33 open Department of Defense opportunities classified under NAICS 561621, live from SAM.gov.

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Browse wider: all DoD contracts · all NAICS 561621 contracts · how to win NAICS 561621 contracts

33 opportunities open now

Facilities & SupportCombined Synopsis/SolicitationSmall Business 2 days left

EADS Fire Alarm Enhancements

Dept of Defense Rome, New YorkSecurity Systems Services (except…

Aug 27, 2026

Response deadline

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Facilities & SupportSolicitationSmall Business 1 day left

Physical Security System Maintenance

Dept of Defense Tyndall Afb, FloridaSecurity Systems Services (except…

Aug 26, 2026

Response deadline

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Facilities & SupportCombined Synopsis/SolicitationSmall Business 3 days left

Dorm Security Cameras

Dept of Defense Minot Afb, North DakotaSecurity Systems Services (except…

Aug 28, 2026

Response deadline

View details Write proposal

Facilities & SupportCombined Synopsis/SolicitationSmall Business

Lenel OnGuard Door Access Control System Upgrade

Dept of Defense Fort Riley, KansasSecurity Systems Services (except…

Sep 10, 2026

Response deadline

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Facilities & SupportPresolicitationNONE

Notice of Intent for Brand Name for Maintenance and Support for HUGS Patient Security System

Dept of Defense Portsmouth, VirginiaSecurity Systems Services (except…

Aug 26, 2027

Response deadline

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Facilities & SupportSources Sought 2 days left

IBDSS PS BCA Request for Information

Dept of Defense Hanscom Afb, MassachusettsSecurity Systems Services (except…

Aug 27, 2026

Response deadline

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Facilities & SupportSpecial NoticeNONE

Naval Hospital Guam-Agana Expanded Badge Readers and Alarm Systems

Dept of Defense Hagatna, GuamSecurity Systems Services (except…

Aug 28, 2028

Response deadline

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Facilities & SupportPresolicitationSmall Business

Fire Alarm BPA Fort Drum NY

Dept of Defense Fort Drum, New YorkSecurity Systems Services (except…

Jan 13, 2027

Response deadline

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