Which agencies is responsible for all aspects of human resources for the components under the DOD?

The Defense Human Resources Activity (DHRA) is the primary agency responsible for overseeing all aspects of human resources for the components under the Department of Defense (DOD). DHRA provides guidance, policies, and support related to civilian and military personnel management. Additionally, the Office of the Under Secretary of Defense for Personnel and Readiness (USD(P&R)) plays a key role in shaping human resources policies and programs across the DOD.