The United States secretary of defense (SecDef) is the head of the United States Department of Defense, the executive department of the U.S. Armed Forces, and is a high ranking member of the federal cabinet. The secretary of defense's position of command and authority over the military is second only to that of the president of the United States, who is the commander-in-chief. This position corresponds to what is generally known as a defense minister in many other countries. The secretary of defense is appointed by the president with the advice and consent of the Senate, and is by custom a member of the Cabinet and by law a member of the National Security Council.
The National Geospatial-Intelligence Agency (NGA) is a combat support agency within the United States Department of Defense whose primary mission is collecting, analyzing, and distributing geospatial intelligence (GEOINT) in support of national security. Initially known as the National Imagery and Mapping Agency (NIMA) from 1996 to 2003, it is a member of the United States Intelligence Community.
The Office of the Secretary of Defense Identification Badge is a military badge issued to members of the United States armed forces who are permanently assigned to the Office of the Secretary of Defense (OSD) and its subordinate offices, and in addition, to some of the Defense Agencies and Department of Defense Field Activities.
The United States Naval Criminal Investigative Service (NCIS) is the primary law enforcement agency of the U.S. Department of the Navy. Its primary function is to investigate criminal activities involving the Navy and Marine Corps, though its broad mandate includes national security, counterintelligence, counterterrorism, cyberwarfare, and the protection of U.S. naval assets worldwide. NCIS is the successor organization to the former Naval Investigative Service (NIS), which was established by the Office of Naval Intelligence after the Second World War.
The Defense Logistics Agency (DLA) is a combat support agency in the United States Department of Defense (DoD), with more than 26,000 civilian and military personnel throughout the world. Located in 48 states and 28 countries, DLA provides supplies to the military services and supports their acquisition of weapons, fuel, repair parts, and other materials. The agency also disposes of excess or unusable equipment through various programs.
The Pentagon Force Protection Agency (PFPA) is a federal law enforcement agency within the U.S. Department of Defense (DoD) charged with protecting and safeguarding the occupants, visitors, and infrastructure of The Pentagon, the Mark Center Building, the Defense Health Agency headquarters, the U.S. Court of Appeals for the Armed Forces and other assigned DoD-occupied leased facilities within the National Capitol Region. As of 2004, the Pentagon Force Protection Agency employed 482 police officers.
The United States under secretary of defense for policy (USDP) is a high level civilian official in the United States Department of Defense. The under secretary of defense for policy is the principal staff assistant and adviser to both the secretary of defense and the deputy secretary of defense for all matters concerning the formation of national security and defense policy.
The under secretary of defense for intelligence and security or USD(I&S) is a high-ranking civilian position in the Office of the Secretary of Defense (OSD) within the U.S. Department of Defense (DoD) that acts as the principal civilian advisor and deputy to the secretary of defense (SecDef) and deputy secretary of defense (DepSecDef) on matters relating to military intelligence and security. The under secretary is appointed as a civilian by the president and confirmed by the Senate to serve at the pleasure of the president.
The under secretary of defense for personnel and readiness, or USD (P&R) is a high-ranking civilian position in the Office of the Secretary of Defense (OSD) within the United States Department of Defense responsible for advising the secretary and deputy secretary of defense on recruitment, career development, pay and benefits, and oversight of the state of military readiness. The under secretary is appointed from civilian life by the president and confirmed by the Senate to serve at the pleasure of the President.
The United States Department of Defense is an executive branch department of the federal government charged with coordinating and supervising all agencies and functions of the government directly related to national security and the United States Armed Forces. The DoD is the largest employer in the world, with over 1.34 million active-duty service members as of June 2022. The DoD also maintains over 778,000 National Guard and reservists, and over 747,000 civilians bringing the total to over 2.87 million employees. Headquartered at the Pentagon in Arlington, Virginia, just outside Washington, D.C., the DoD's stated mission is to provide "the military forces needed to deter war and ensure our nation's security".
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.
The Pentagon Police Division (PPD) is the uniformed division of the Pentagon Force Protection Agency (PFPA).
The Business Transformation Agency (BTA) was an organization of the United States Department of Defense responsible for guiding the department's business operations modernization. The BTA was active from 2005 until its closure in 2011.
The under secretary of defense (comptroller)/chief financial officer, abbreviated USD(C)/CFO, is a high level civilian official in the United States Department of Defense. The Under Secretary of Defense (Comptroller) is the principal staff assistant and adviser to both the Secretary of Defense and the Deputy Secretary of Defense for all budgetary and fiscal matters, including the development and execution of the Defense Department's annual budget.
The Assistant to the Secretary of Defense for Public Affairs, or ATSD (PA), is the principal staff advisor and assistant to the Secretary of Defense and Deputy Secretary of Defense for public information, internal information, community relations, information training, and audiovisual matters in support of Department of Defense activities, leading a worldwide public affairs community of some 3,800 military and civilian personnel. The Assistant to the Secretary follows the Secretary's Principles of Information in providing Defense Department information to the public, the United States Congress and the media.
The Office of the Secretary of Defense Medal for Exceptional Civilian Service is the Office of the Secretary of Defense’s (OSD) highest level career medaled award.
The Office of the Administrative Assistant to the Secretary of the Army (OAA) has a primary mission, as specified in Title 10 of the United States Code and reiterated in General Orders and Regulations, to provide direct support to the Secretary of the Army, the Under Secretary of the Army and other Army presidential appointees. In accordance with Army Regulation (AR) 25–59, OAA's office symbol is SAAA.
The Director of Administration and Management, or DA&M, is a position within the Office of the Secretary of Defense (OSD) at the Department of Defense. As the principal staff assistant and advisor to the Secretary and Deputy Secretary of Defense concerning organizational and administrative management matters, the DA&M is responsible for: developing and maintaining organizational charters and overseeing assigned programs such as DoD Committee Management, DoD Headquarters Management, the OSD Historical Program, the DoD Freedom of Information Act Program, the DoD Privacy Program, the DoD Civil Liberties program, the OSD Internal Management Control Program, and OSD Information Technology/CIO programs. Additionally, the DA&M performs management and oversight responsibilities for the Pentagon Force Protection Agency and the Washington Headquarters Services, a 1,300 employee, $1.3 billion field activity.
The Air Force Life Cycle Management Center (AFLCMC), headquartered at Wright-Patterson AFB, is one of six centers reporting to the Air Force Materiel Command. Led by a Lieutenant General, AFLCMC is charged with life cycle management of Air Force weapon systems from their inception to retirement. The AFLCMC mission is to support qualities of war-winning.
The United States Army Information Technology Agency (ITA) is one of the administrative service organizations aligned under the Office of the Administrative Assistant to the Secretary of the Army (OAA). OAA has three fundamental functions. The primary mission of the organization is to provide direct support to the Secretary of the Army and other Army political appointees. The second mission is to provide administrative support to the Headquarters, Department of the Army (HQDA). The third mission is to provide base operations support to a diverse group of Army and Department of Defense (DoD) customers. OAA is organized into four major divisions: the U.S. Army Resources and Programs Agency (RPA), the U.S. Army Headquarters Services (AHS), the U.S. Army Information Technology Agency (ITA), and the U.S. Army Center of Military History (CMH). These divisions support OAA primarily in areas of IT, logistics, training, and human resources support.
