# C454 On Site field rep support for various Sub HM and E systems

Canonical: https://abierto.us/opportunities/n6449826r3108

- Solicitation number: N6449826R3108
- Notice type: Solicitation (first published as presolicitation)
- Status: Closed. Deadline was July 31, 2026 at 3:00 PM EDT
- Department: Department of the Navy
- Agency: Department of the Navy
- Contracting office: NSWC Philadelphia Div (N64498)
- NAICS: 541330 Engineering Services
- Product or service code: R425 Engineering and Technical Services
- County: Philadelphia County (FIPS 42101). https://abierto.us/counties/philadelphia-county-pa-42101
- City: Philadelphia. https://abierto.us/cities/philadelphia-pa-4260000
- First posted: April 21, 2026
- Last posted: July 15, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/7545cc56289240edb2a75ef836e4e6e5/view

## Description

C454 On Site field rep support for various Sub HM and E systems. This will be a Cost Plus Fixed Fee, Level of Effort, SeaPort NxG Task Order for engineering and technical services in support of Naval Surface Warfare Center Philadelphia Division 45 Undersea Vehicle, Submarine Sail and Deployed Systems.This opportunity is being solicited under the SeaPort MAC. Only proposals from current SeaPort MAC holders will be considered.

Amendment 0001 The purpose of this Amendment is to provide answers to questions from industry.

Amendment 0002 The purpose of this Amendment is to provide answers to questions from industry.

## Publications

- April 21, 2026: Presolicitation, due May 6, 2026 at 3:00 PM EDT. Notice 512156e58eb94e2f9fcb97e387570432. https://sam.gov/workspace/contract/opp/512156e58eb94e2f9fcb97e387570432/view
- July 1, 2026: Solicitation, due July 31, 2026 at 3:00 PM EDT. Notice 38ec1866e62e4a05807cfa7ea28813c5. https://sam.gov/workspace/contract/opp/38ec1866e62e4a05807cfa7ea28813c5/view
- July 8, 2026: Solicitation, due July 31, 2026 at 3:00 PM EDT. Notice 92fd2025ab5544d99010750fab24045a. https://sam.gov/workspace/contract/opp/92fd2025ab5544d99010750fab24045a/view
- July 15, 2026: Solicitation, due July 31, 2026 at 3:00 PM EDT. Notice 7545cc56289240edb2a75ef836e4e6e5. https://sam.gov/workspace/contract/opp/7545cc56289240edb2a75ef836e4e6e5/view

## Points of contact

- JESSICA KELLEY, jessica.m.kelley23.civ@us.navy.mil, 2678896912
- Dustin Bordelon, dustin.j.bordelon.civ@us.navy.mil

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n6449826r3108.