Solicitations › DEPT OF DEFENSE › NAICS 541330

Request for Proposals for Modeling, Simulation, Engineering, Analysis, and Tactics (MSEAT)

DEPT OF DEFENSE · Solicitation N6133126R3105 · NAICS 541330 · Small Business Set Aside - Total · Closed

Solicitation details

Solicitation number	N6133126R3105
Notice ID	d304ad4995e9428dbeae0d04018ca9e4
Agency	DEPT OF DEFENSE
Sub-tier	DEPT OF THE NAVY
Contracting office	NAVAL SURFACE WARFARE CENTER
NAICS code	541330
Product / service code (PSC)	R425
Set-aside	Small Business Set Aside - Total
Notice type	Solicitation
Posted	23 January 2026
Response deadline	06 February 2026 (closed)

Description

***ONLY SEAPORT MAC HOLDERS are eligible for award under this solicitation.*** Request for Proposal (RFP) under the Seaport NxG Multiple Award Contract (MAC), number N6133126R3105 for Modeling, Simulation, Engineering, Analysis, and Tactics (MSEAT). This RFP will also be posted within the Seaport NxG Opportunities Page. This effort has been previously been posted within the Seaport NxG portal under the Opportunities page as the following: Source Sought Notice N61331-25-SN-Q38, dated 7/11/2025 and the follow-up Advance Planning Notice/Pre-Solicitation Notice dated 11/7/2025. Previous references this potential solicitation as number N6133126R3006. *** RESPONSES MUST BE SUBMITTED VIA THE PIEE SOLICITATION MODULE.*** PLEASE UTILIZE THE DOCUMENTS FOUND WITHIN THE SEAPORT NxG ANNOUCEMENT, Opportunity - Modeling, Simulation, Engineering, Analysis, and Tactics (MSEAT) RFP N6133126R3105. Opportunity Type: Other. *** Please refer to the Amendment Log found within the Seaport announcement for updates to the RFP.

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