The MITRE Corp., Bedford, Massachusetts, was awarded a $541,295,723 cost-reimbursement option contract for support to the Air Force from MITRE.  The contract provides for MITRE to be administrator of the National Security Engineering Center Federally Funded Research and Development Center. Work will be performed in Bedford, Massachusetts; McLean, Virginia; and various locations inside and outside the continental U.S.; and is expected to be completed Sept. 30, 2025. This contract involves Foreign Military Sales to various countries. This contract was a sole source acquisition.  Fiscal 2024 research and development funds in the amount of $13,272,319 are being obligated at the time of award. The Air Force Life Cycle Management Center, Hanscom Air Force Base, Massachusetts, is the contracting activity (FA8702-19-C-0001).