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

Notice d304ad4995e9428dbeae0d04018ca9e4 (solicitation N6133126R3105) from DEPT OF DEFENSE, NAVAL SURFACE WARFARE CENTER, posted 2026-01-23, responses due 2026-02-06T22:40:00.000Z. Status: open.

| Field | Value |
| --- | --- |
| Notice ID | d304ad4995e9428dbeae0d04018ca9e4 |
| Solicitation number | N6133126R3105 |
| Type | Solicitation |
| Agency | DEPT OF DEFENSE |
| Sub-tier | DEPT OF THE NAVY |
| Office | NAVAL SURFACE WARFARE CENTER |
| Posted | 2026-01-23T14:06:32.000Z |
| Response deadline (UTC) | 2026-02-06T22:40:00.000Z |
| Set-aside | Small Business Set Aside - Total |
| NAICS | 541330 |
| PSC | R425 |
| Place of performance | - |
| Award | - |

## 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.

## Sources

- View on SAM.gov: https://sam.gov/opp/d304ad4995e9428dbeae0d04018ca9e4/view
- Data as of 2026-11-14. Source: https://sam.gov/data-services/Contract%20Opportunities/datagov

## Cite this

"Request for Proposals for Modeling, Simulation, Engineering, Analysis, and Tactics (MSEAT), SAM.gov contract opportunity d304ad4995e9428dbeae0d04018ca9e4." samgovapi.io, https://samgovapi.io/opportunity/d304ad4995e9428dbeae0d04018ca9e4, data as of 2026-11-14. Primary record: https://sam.gov/opp/d304ad4995e9428dbeae0d04018ca9e4/view

## API and MCP

- REST: GET https://samgovapi.io/api/v1/opportunities/d304ad4995e9428dbeae0d04018ca9e4
- MCP tool: get_opportunity

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