THIS SYNOPSIS IS FOR INFORMATIONAL PURPOSES ONLY. The Program Executive Officer Land Systems (PEO-LS), Ground Base Air Defense (GBAD) Marine Corps, Quantico, VA 22134 intends to enter into sole source negotiations and subsequently award a Cost Plus Fixed Fee (CPFF) contract to CACI, Inc. – Federal (CACI) 14370 Newbrook Dr, Chantilly, VA 20151 USA (Cage Code: 1QU78). This effort is estimated for award in the second quarter of Fiscal Year 2022. The place of contract performance is Hanahan, SC at the Naval Information Warfare Center. CACI is the Original Equipment Manufacturer (OEM) of the CM-262 optic systems modified and integrated into the Marine Air Defense Integrated System (MADIS) program. CACI holds the modification rights to the CM-262 source code and remains the only source available to provide the hardware and software lifecycle support. The proposed contract action provides the required supplies and services including the continued software lifecycle management support activities needed to test and sustain the optic systems and associated software applications within the MADIS software baseline; continued procurement of necessary licenses; software maintenance; and provides updates and modifications to the core optic software for integration, test, and evaluation program events. Additionally, this requirement includes services for the repair and maintenance of optic component hardware in support of the MADIS Family of Systems as well as options to procure additional optic systems if existing program approved acquisition objective quantities increase. The software applications must maintain interoperability with the associated information systems as they continue to upgrade and refresh over time. The Government does not possess the required rights to the source code necessary to support a competitive procurement for the hardware and software lifecycle management effort. THIS NOTICE IS NOT A REQUEST FOR COMPETITIVE PROPOSALS. This acquisition is being pursued on a sole source basis under the statutory authority of 10 U.S.C. 2304(c)(1), as implemented by Federal Acquisition Regulation (FAR) 6.302-1(a)(2)(ii)(A) "Only One Responsible Source and No Other Supplies or Services Will Satisfy Agency Requirements". Unless stated herein, no additional information is available. Requests for the same will be disregarded. Responsible interested parties may submit a capability statement in which they identify their interest and capability to respond to this requirement. The Government will consider all information received within seven calendar days after the date of the publication of this synopsis. A determination by the Government not to compete this requirement based upon responses received as a result of this notice is solely within the discretion of the Government. All submissions become Government property and will not be returned. Contractors are advised the Government will not pay for any information or administrative costs incurred in response …