The Naval Sea Systems Command (NAVSEA) is requesting for submission of proposals for engineering and technical support to accomplish specific requirements described herein in support of maintenance and planning for the overhaul and repair of equipment and systems associated with U.S. Navy Aircraft Carriers (CVN) and U.S. Navy Surface Ships. It is expected that the labor force for this contract will be performing on board U.S. Naval vessels located around the world. Major locations include Norfolk, VA, Newport News, VA, San Diego, CA, Bremerton, WA, Pearl Harbor, HI, Yokosuka, Japan, Sasebo, Japan, and Everett, WA; however, this list is not all-inclusive. The subject requirement is solicited as a full-and-open competition for a Cost Plus Fixed Fee (CPFF), Level of Effort, Indefinite Delivery / Indefinite Quantity Contract (IDIQ) with an ordering period of 5 years. A reference DD2345 is provided and an online approval will be accepted in order to provide CUI attachment access. A PIEE training brief is also provided for proposal submission assistance if needed. Proposals must be submitted via the PIEE system.