Alion Science and Technology Corp., McLean, Virginia, is being awarded a competitive cost-plus-fixed-fee contract. The total value of this contract is $78,743,257. Under this new contract, the contractor will support the Missile Defense Agency’s development and deployment of the integrated, layered Missile Defense System by providing expert independent advice, assessment, assistance, documentation, and recommendations regarding strategic, technical, programmatic, operational, policy, and organizational matters. Support includes providing assessments for policy development, acquisition planning, engineering, and testing. The work will be performed in Fort Belvoir, Virginia; Huntsville, Alabama; and Colorado Springs, Colorado. The performance period is from September 2023 through September 2030. This contract was competitively procured via publication on the government-wide point of entry website with three proposals received. Fiscal 2023 research, development, test and evaluation funds in the amount of $1,112,627 are being obligated on this award. The Missile Defense Agency, Huntsville, Alabama, is the contracting activity (HQ0858-23-C-0005).