The Defense Contract Management Agency (DCMA) is an agency of the United States federal government reporting to the Under Secretary of Defense for Acquisition and Sustainment. It is responsible for administering contracts for the Department of Defense (DoD) and other authorized federal agencies. Its headquarters is located at Fort Gregg-Adams, Virginia. DCMA also administers Foreign Military Sales contracts.

The Under Secretary of Defense for Acquisition and Sustainment, or USD (A&S), is the Principal Staff Assistant (PSA) and advisor to the Secretary of Defense for all matters relating to acquisition and sustainment in the Department of Defense. This includes the DoD Acquisition System; system design and development; production; logistics and distribution; installation maintenance, management, and resilience; military construction; procurement of goods and services; material readiness; maintenance; environment and energy resilience ; utilities; business management modernization; International Armaments Cooperation, Cooperative Acquisition and International Agreements, Promoting exportability of military components to allies and partners; nuclear, chemical and biological defense programs; and nuclear command, control, and communications.