Only SeaPort NxG MAC holders are eligible for award under this RFP, which seeks Mission Module Engineering and Technical Support for NSWC Panama City Division’s Modular Integration Division. The work supports littoral warfare modularization and includes systems engineering, packaging/handling of off-board system hardware, integration of legacy and emerging littoral mission systems, sea-frame integration, common computing environments and communications networks, distributed engineering testing, and validation/verification support. It also covers general program, engineering, technical, and integrated logistics support for the LCS Mission Modules program at NSWC PCD. Prior sources-sought and advance planning/pre-solicitation notices were posted on 7 May 2026 and 16 June 2026, respectively. All solicitation documents, Q&A, and responses are handled through the PIEE Solicitation Module.