L3Harris Technologies Inc., Colorado Springs, Colorado, has been awarded a $17,000,000 contract modification (P00203) to previously awarded contract FA8823-20-C-0004 for period four Space Fence System Sustainment Services. The modification brings the total cumulative face value of the contract to $705,851,350. Work will be performed in Colorado Springs, Colorado; Kwajalein Atoll, Republic of the Marshall Islands; Eglin Air Force Base, Florida; and Huntsville, Alabama, and is expected to be completed by Jan. 31, 2024. Fiscal 2023 operations and maintenance funds in the amount of $11,000,000 are being obligated at the time of award. The Space Systems Center Directorate of Contracting, Peterson Space Force Base, Colorado Springs, Colorado, is the contracting activity.