The Strategic Systems Programs (SSP) intends to issue a Request for Proposal (RFP) and negotiate a new award on a sole source basis to General Dynamics Mission Systems (GDMS), Pittsfield, MA for the following efforts: Specialized Tactical Engineering Services, Logistics Services and Fire Control Strategic Systems Programs Alteration (SPALT) Services to develop, test, repair, and maintain Fire Control Subsystem (FCS) and related support equipment in support of the existing TRIDENT II strategic weapons system. Specialized Tactical Engineering Services, Logistics Services, and Fire Control SPALT Services to develop, test, repair, and maintain Auxiliary Subsystems and related support equipment in support of the existing TRIDENT II strategic weapon system. Specialized Tactical Engineering Services, Logistics Services, and Attack Weapon Control System (AWCS) SPALT services to develop, test, repair, and maintain the AWCS Subsystem and related support equipment in support of the Tactical Tomahawk Weapon Control System (TTWCS). Research in the application of technologies to support obsolescence mitigation on the TRIDENT II MK98 FCS to include system requirements definition and concept development. This effort is a part of the SSP Modernization Program. Concepts will be required to meet requirements on the MK98 FCS, future MK99 FCS, and associated systems, which will be deployed on the U.S. OHIO & COLUMBIA Class and UK Vanguard & Dreadnought Class submarines. Development of technologies to support the future Fire Control modifications for the TRIDENT II follow-on missile and applicable MK7 RB, to include development and associated production efforts toward future deployable technologies. The development and testing of revisions to the currently deployed FCS tactical, training, auxiliary, and support software and hardware which will meet the requirements of the next generation of the SWS. This effort shall include development of follow-on updates to the deployed FCS tactical, training, auxiliary, and support software and hardware. Continued Modernization and maintenance of the SSP Advanced Inventory and Logistics (SAIL) system and Attack Weapon Interface Simulator (AWIS) hardware, software architecture for the AWCS, and efforts toward the Strategic Weapon Interface Simulator (SWIS). Engineering Services, facilities, and equipment to test, troubleshoot, repair and return tactical electronic components required to maintain the ready spare inventory for the, SWS, various SWS Subsystems, TRIDENT II and AWCS weapon systems. Specialized Tactical Engineering Services and Logistic Services to Install strategic weapon systems on-board U.S. and UK SSBNs, SSGNs, training, and development systems in shore based facilities. Specialized Tactical Engineering Services, Logistics Services, and Fire Control SPALT Services to develop, test, produce, repair, maintain and install the SWS, FCS and related support equipment in support of the strategic weapon system for the U.S. …