This bid was recently updated

Originally posted Sep 9, 2026 — the issuing organization has since modified the listing. Changes may include revised requirements, extended deadlines, or amended documents.

Software Development District of Columbia New Reviewed

Develop and Sustain CASTLE KEEP in Army Commercial Cloud Solutions

SAM.gov

US Army

Washington, District of Columbia

Posted Sep 9, 2026
Due Sep 22, 2026
CASTLE KEEP Army Commercial Cloud Solutions cybersecurity $500K+

About This Opportunity

The US Army is seeking software development and sustainment support for CASTLE KEEP, a customer-facing portal providing automated workflow services and Sensitive Compartmented Army SCI program reporting, metrics, analysis, and information sharing.

This bid is 98% technology related

A strong match for technology vendors

Why we classified this as tech

This is a clearly technology-focused requirement for software development and sustainment of the CASTLE KEEP portal in an Army commercial cloud environment, including cybersecurity assessment and workflow/reporting capabilities. The RFI is not a sole-source notice, although it is not itself a solicitation.

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Deadline: Sep 22, 2026 at 12:00 PM ET

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