How to bid on Carrier/Surface Ship Engineering Maintenance Assist Team (CEMAT/SEMAT) for DEPT of Defense

What the Navy is buying and why it matters

The Naval Sea Systems Command (NAVSEA) is seeking proposals for engineering and technical support. This support is for maintenance planning, overhaul, and repair of equipment and systems on U.S. Navy aircraft carriers and surface ships. This work may take place on U.S. Naval vessels worldwide, including locations such as Virginia, California, Washington, Hawaii, and Japan.

This is a five-year Indefinite Delivery / Indefinite Quantity (IDIQ) contract, structured as Cost Plus Fixed Fee (CPFF), Level of Effort. This type of contract provides a steady stream of work over an extended period for the selected vendor.

Key dates and what happens at the deadline

The solicitation was published on July 31, 2026. Proposals are due by August 17, 2026, at 5:00 PM ET. All required documents and information must be submitted by this deadline for your proposal to be considered. Amendment 0001 was posted on July 31, 2026, so ensure you review the latest version of the solicitation.

Who this opportunity suits

This opportunity is suitable for firms with expertise in engineering and technical support for naval vessel maintenance, overhaul, and repair. Specifically, companies experienced with aircraft carrier (CVN) and surface ship equipment and systems will be well-suited. The contract is a full-and-open competition, meaning businesses of all sizes can compete. The work involves global deployment, so firms with the capacity for international operations and personnel deployment will be at an advantage.

How to respond to this solicitation

To access the solicitation, click “View original source” to open the opportunity on the portal. If the first click takes you to the portal’s homepage, click the link again to go directly to the bid. You may need a free account on the portal to view all documents. For controlled attachments, an approved DD2345 or online approval is required. A PIEE training brief is also provided for proposal submission assistance.

Practical tips for a competitive response

Given this is a Cost Plus Fixed Fee (CPFF) contract, clearly detail your proposed labor rates, overhead, and profit structure. Ensure your proposal demonstrates a thorough understanding of naval maintenance requirements and the specific challenges of working on vessels worldwide. Highlight your firm's experience with similar projects, especially those involving aircraft carriers and surface ships.

Pay close attention to the requirements for accessing controlled attachments, such as the DD2345. Delays in obtaining necessary approvals can impact your ability to submit a complete proposal. Utilize the provided PIEE training brief if you need assistance with the submission process to avoid technical issues.