From the notice

NOTE: On 7 October 2026,Solicitation Amendment 003 was published in the E-TIC portal, including a revised solicitation and a revised Section L. NOTE: On 22 September 2026,Solicitation Amendment 002 was published in the E-TIC portal, including a revised solicitation, a revised Section L and other changes, all of which are identifiedin the Amendment summary of changes.The solicitation also extends the pro-posal due date to 5 November 2026 at 4:00 pm Eastern Standard Time. NOTE: On 8 August 2026, Solicitation Amendment 001 was published in the E-TIC portal, including a revised solicitation, a revised Section L, and a Question & Answer set Batch 1. SOLICITATION ANNOUNCEMENT: AN/BYG-1 APPLICATIONS The Department of the Navy, Naval Sea Systems Command (NAVSEA), on behalf of the Portfolio Acquisition Executive for Undersea (PAE Undersea) and the Director, Submarine Programs (DSP), is releasing the formal solicitation for the AN/BYG-1 Applications requirement from the Submarine Combat and Weapons Control Program Office (PMS 425). This notice follows the previously published Draft Request for Proposal (RFP) and Industry Day event. The Government has reviewed the feedback received during and after the Industry Day and has revised the requirements accordingly for this final solicitation. SCOPE OF THE REQUIREMENT (GENERAL OVERVIEW) AN/BYG-1 is the U.S. Navy’s Submarine Combat Control System. The AN/BYG-1 provides tools for the analysis of surface, sub-surface, and airborne contacts operating in the vicinity of own-ship and within the mission theater.

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