Raytheon Company Space and Airborne Systems, McKinney, Texas, was awarded a $15,000,000 modification (P00002) to an existing indefinite-delivery/indefinite-quantity contract (H92222-18-D-0003) with cost-plus-fixed-fee contract line items. This action increases the ceiling from $30,000,000 to $45,000,000 for Silent Knight Radar Operational Flight Program (OFP) development, field service representative support and engineering services in support of U.S. Special Operations Command (USSOCOM) fixed wing aircraft. This action completes OFP software delivery for the CV-22. Development work will continue to take place at the Raytheon facility in McKinney, Texas, and is expected to be complete by December 2021. Fiscal 2019 research, development, test and evaluation funds in the amount of $5,450,390 are being obligated at the time of award. USSOCOM Headquarters, Tampa, Florida, is the contacting activity.