Kyrus Tech Inc., Sterling, Virginia, is being awarded a maximum ceiling $200,000,000 indefinite-delivery/indefinite-quantity contract (HDTRA1-24-D-0001) with a five-year base ordering period and an additional five-year optional ordering period. The contract allows for firm-fixed-price and cost-plus-fixed-fee type task orders. The contract provides for research, development, test, and evaluation in support of counter proliferation to combat weapons of mass destruction. Work will be performed in Sterling, Virginia; and Centennial, Colorado, and is expected to be complete by Jan. 21, 2034. This award is the result of a sole-source acquisition. Fiscal 2024 research, development, test, and evaluation funds in the amount of $1,957,442 are being obligated under the first task order at the time of award. The Defense Threat Reduction Agency, Fort Belvoir, Virginia, is the contracting activity.