Science Applications International Corp., Reston, Virginia, is awarded a firm-fixed-price, level-of-effort, time-and-materials contract (HQ003423F0571) valued at $96,398,403 to provide support to the Office of the Under Secretary of Defense for Research and Engineering, Business Operations Directorate.  Fiscal 2023 and 2024 research, development, test, and evaluation funds in the amount of $12,006,089 are being obligated at the time of award, which is also the cumulative total of the contract.  The total value of the contract, if all options are exercised, is $96,398,403.  The contractor will provide highly specialized scientific engineering and technical assistance support services, including executive administration, financial, budget, human resources, public affairs, security, information technology management, and Special Access Programs, among others.  The work will be performed at the Pentagon, Arlington, Virginia; and the Mark Center, Alexandria, Virginia.  The estimated contract completion date is Sept. 10, 2028.  Washington Headquarters Services, Arlington, Virginia, is the contracting activity.