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 United States order of precedence is an advisory document maintained by the Ceremonials Division of the Office of the Chief of Protocol of the United States which lists the ceremonial order, or relative preeminence, for domestic and foreign government officials at diplomatic, ceremonial, and social events within the United States and abroad. The list is used to mitigate miscommunication and embarrassment in diplomacy, and offer a distinct and concrete spectrum of preeminence for ceremonies. Often the document is used to advise diplomatic and ceremonial event planners on seating charts and order of introduction. Former presidents, vice presidents, first ladies, second ladies, and secretaries of state and retired Supreme Court justices are also included in the list.
The secretary of the Army is a senior civilian official within the United States Department of Defense, with statutory responsibility for all matters relating to the United States Army: manpower, personnel, reserve affairs, installations, environmental issues, weapons systems and equipment acquisition, communications and financial management.
The secretary of the Air Force, sometimes referred to as the secretary of the Department of the Air Force, is the head of the Department of the Air Force and the service secretary for the United States Air Force and United States Space Force. The secretary of the Air Force is a civilian appointed by the president, by and with the advice and consent of the Senate. The secretary reports to the secretary of defense and/or the deputy secretary of defense, and is by statute responsible for and has the authority to conduct all the affairs of the Department of the Air Force.
The United States Department of the Air Force (DAF) is one of the three military departments within the Department of Defense of the United States of America. The Department of the Air Force was formed on September 18, 1947, per the National Security Act of 1947 and it is the military department within which the United States Air Force and the United States Space Force are organized.
The Office of the Secretary of Defense (OSD) is a headquarters-level staff of the United States Department of Defense. It is the principal civilian staff element of the U.S. Secretary of Defense, and it assists the Secretary in carrying out authority, direction and control of the Department of Defense in the exercise of policy development, planning, resource management, fiscal, and program evaluation responsibilities. OSD is the Secretary of Defense's support staff for managing the Department of Defense, and it corresponds to what the Executive Office of the President of the U.S. is to the U.S. president for managing the whole of the Executive branch of the federal government.
Executive Schedule is the system of salaries given to the highest-ranked appointed officials in the executive branch of the U.S. government. The president of the United States appoints individuals to these positions, most with the advice and consent of the United States Senate. They include members of the president's Cabinet, several top-ranking officials of each executive department, the directors of some of the more prominent departmental and independent agencies, and several members of the Executive Office of the President.
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.
John Holden Gibson II is an American businessman and government official. Gibson is the former Chief Management Officer of the United States Department of Defense. Prior to serving as CMO, Gibson served as the Deputy Chief Management Officer for the Defense Department from November 2017 to February 2018. He has been chief financial officer, chief operating officer, and managing director for several companies including a national consulting group. Gibson previously served as Deputy Under Secretary of Defense for Management Reform and as Assistant Secretary of the Air Force.
Robert F. Hale was the United States Under Secretary of Defense (Comptroller) from 2009 until 2014 and before that the Comptroller and Assistant Secretary of the Air Force for Financial Management. Hale has over thirty years of experience as a professional financial manager serving in a wide range of national defense related roles. In addition to his most recent position as Under Secretary of Defense and his previous appointment as Assistant Secretary of the Air Force, Hale has also served in the National Security Division of the Congressional Budget Office and as Executive Director of the American Society of Military Comptrollers. Hale is a fellow of the National Academy of Public Administration and a former member of the Defense Business Board. He was appointed to the National Commission on the Future of the Army by Representative Adam Smith (D-WA).
Jamie Michael Morin is a former senior official in the United States Department of Defense. He was a private sector economist and research consultant before earning a Doctorate degree in political science from Yale University. He then served as a professional staff member on the United States Senate Committee on the Budget. Morin was Director of Cost Assessment and Program Evaluation at the Department of Defense. Previously, he was Assistant Secretary of the Air Force, and served concurrently as Acting Under Secretary of the Air Force from 3 July 2012 to 28 April 2013. He joined The Aerospace Corporation in 2017 as executive director of the Center for Space Policy and Strategy and vice president of Defense Systems Operations.
The United States under secretary of the Army is the second-highest-ranking civilian official of the United States Department of the Army, serving directly under the United States Secretary of the Army. The Secretary and Under Secretary, together with two military officers, the Chief of Staff of the United States Army and the Vice Chief of Staff of the United States Army, constitute the senior leaders of the United States Army.
John Wade Douglass is a retired Brigadier General, United States Air Force. He served as the United States Navy's Assistant Secretary of the Navy from 1995 to 1998. In 2012, Douglass ran for election to the United States House of Representatives for Virginia's 5th congressional district as a Democrat, losing to incumbent congressman Robert Hurt.
The Assistant Secretary of the Air Force for Financial Management and Comptroller (SAF/FM) is a civilian official in the United States Department of the Air Force.
Wendy Lee Motlong Masiello retired as a lieutenant general in the United States Air Force on May 24, 2017. From May 2014 to May 24, 2017, she was the director of the Defense Contract Management Agency, based in Fort Lee, Virginia.
Larry Oneil Spencer is a retired United States Air Force general who served in many command, comptroller, and leadership roles during the course of his career. Some of his leadership roles included being the Vice Chief of Staff of the United States Air Force, commander of the 75th Air Base Wing at Hill AFB, commander of the 72nd Support Group at Tinker AFB, and the commander of the 4th Comptroller Squadron at Seymour Johnson AFB. He retired 1 October 2015 after more than 44 years of service. He received the Defense Distinguished Service Medal, the Air Force Distinguished Service Medal, the Defense Superior Service Medal, and the Legion of Merit.
Donna D. Shipton is a United States Air Force lieutenant general who serves as the military deputy to the Assistant Secretary of the Air Force for Acquisition, Technology and Logistics. She previously served as the deputy director and commander of the Space Force Element to the National Reconnaissance Office.
Stephen G. Purdy Jr. is a United States Space Force major general who serves as commander of Space Launch Delta 45, program executive officer for assured access to space, director of the Eastern Range, and director of launch and range operations of the Space Systems Command.
Steven P. Whitney is a United States Space Force major general who serves as the director of staff of the United States Space Force. He previously served as the military deputy to the assistant secretary of the Air Force for space acquisition and integration from 2021 to 2023.
