The Johns Hopkins University Applied Physics Laboratory LLC, Laurel, Maryland, has been awarded a $49,900,000 indefinite-delivery/indefinite-quantity, cost-plus-fixed-fee contract.  This contract provides for specifically designed models, software routines, hardware sub-systems, systems, platforms, and tools that enable weapon development and analysis for sensor/payload/subsystem performance. Work will be performed in Laurel, Maryland, and is expected to be completed by Dec. 15, 2029, and includes issued task orders. This contract was a result of a sole-source solicitation based on the capabilities of a University Affiliated Research Center.  Fiscal 2022 research, development, test and evaluation funds in the amount of $500,000 are being obligated at the time of award. Air Force Research Laboratory, Eglin Air Force Base, Florida, is the contracting activity (FA8651-23-D-A002).