ENSCO Inc., Springfield, Virginia, has been awarded a $24,152,156 firm-fixed price task order (FA2521-23-F-0149) for the Systems Engineering & Integration Support Stopgap contract. This contract provides for interim mission critical support to integrate new systems, upgrades and modifications of fielded systems and services into the Launch and Test Range System and to standardize systems engineering processes across both the Eastern and Western Ranges. This stopgap award represents an imminent need to avoid a lapse in system engineering and integration services during transition to the upcoming Space Force Range Contract. Work will be performed at Patrick Space Force Base and Cape Canaveral Space Force Station, Florida; Vandenberg Space Force Base and Los Angeles Air Force Base, California; and Peterson Space Force Base, Colorado. The work is expected to be completed April 30, 2025. This award is the result of a sole-source acquisition. Fiscal 2023 procurement funds; and research and development funds in the amount of $12,076,078 are being obligated at the time of award. The 45th Contracting Squadron, Patrick Space Force, Florida, is the contracting activity (47QRAA-20-D006C).