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Office of the Secretary of Defense

DOD Seal

The Office of the Secretary of Defense (OSD) is responsible for policy development, planning, resource management and program evaluation. OSD includes the offices of top civilian defense decision-makers with regard to personnel, weapons acquisition, research, intelligence and fiscal policy, as well as offices the Secretary establishes to assist in carrying out assigned responsibilities.

DOD Seal

The Office of the Secretary of Defense (OSD) is responsible for policy development, planning, resource management and program evaluation. OSD includes the offices of top civilian defense decision-makers with regard to personnel, weapons acquisition, research, intelligence and fiscal policy, as well as offices the Secretary establishes to assist in carrying out assigned responsibilities.

Leaders

Secretary of Defense

The secretary of defense oversees the Defense Department and acts as the principal defense policymaker and adviser.

Lloyd J. Austin III

Secretary of Defense

 
 
Kathleen H. Hicks
Deputy Secretary of Defense

The deputy secretary of defense is in charge of the Defense Department’s day-to-day business. The primary responsibility is managing the defense budget and executing the priorities of the secretary of defense.

Kathleen H. Hicks

Deputy Secretary of Defense

Major Elements of OSD

See how other leaders accomplish the DOD mission by visiting the websites below.

Acquisition & Sustainment

Budget & Financial Management

Intelligence & Security

Personnel & Readiness

Policy

Reform

Research & Engineering