Secretary of defense list
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OUSD A&S Leadership
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Acquisition & Sustainment Leadership
Steven J. Morani
Performing the Duties of Under Secretary of Defense for Acquisition & Sustainment
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Brent G. Ingraham
Performing the Duties of Deputy Under Secretary of Defense for Acquisition & Sustainment
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Assistant Secretary of Defense (Acquisition)
James A. Ruocco
Performing the Duties of Assistant Secretary of Defense for Acquisition
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John M. Tenaglia
Acting Principal Deputy Assistant Secretary of Defense for Acquisition
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John M. Tenaglia
Principal Director, Defense Pricing, Contracting, and Acquisition Policy
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Deputy Assistant Secretary of Defense for Strategic, Space, and Intelligence Portfolio Management
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Dr. Amy S. Smith-Carroll
Deputy Assistant Secretary of Defense for Platform and Weapon Portfolio Management
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Assistant Secretar •
Mark Averill
Mr. Mark F. Averill received his appointment as Acting Secretary of the Army from President Donald J. Trump on January 20th, 2025, after serving as a member of the Senior Executive Service since June 2009. As Acting Secretary of the Army, Mr. Averill is responsible for leading the Department of the Army, including all policy, operational, and resource matters, while ensuring the Army's readiness and strategic priorities are met. The Secretary has the authority to conduct all Department of the Army affairs subject only to the direction, authority, and control of the Commander in Chief and the Secretary of Defense.
Prior to his appointment, Mr. Averill served as the Administrative Assistant to the Secretary of the Army, where he was the Senior Career Civilian in the United States Army. In that role, he provided direct administrative and management support to the Headquarters, Department of the Army (HQDA), and enterprise-level services to Army-wide organizations. From December 2013 to January 2022, Mr. Averill served as the Deputy Administrative Assistant to the Secre
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Lloyd Austin
American general (born 1953)
For other people with the same name, see Lloyd Austin (disambiguation).
Lloyd Austin
Official portrait, 2023
In office
January 22, 2021 – January 20, 2025 President Joe Biden Deputy Preceded by Mark Esper Succeeded by Pete Hegseth In office
March 22, 2013 – March 30, 2016 President Barack Obama Preceded by Jim Mattis Succeeded by Joseph Votel In office
February 8, 2012 – March 8, 2013 President Barack Obama Preceded by Peter W. Chiarelli Succeeded by John Campbell In office
August 9, 2009 – June 30, 2010 President Barack Obama Preceded by Stanley A. McChrystal Succeeded by William E. Gortney Born Lloyd James Austin III
(1953-08-08) August 8, 1953 (age 71)
Mobile, Alabama, U.S.Spouse Charlene Banner
(m. 1980)Education Signature Branch/service United States Army Years of service 1975–2016 Rank General Commands Battles/wars Awards
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Mark Averill
Mr. Mark F. Averill received his appointment as Acting Secretary of the Army from President Donald J. Trump on January 20th, 2025, after serving as a member of the Senior Executive Service since June 2009. As Acting Secretary of the Army, Mr. Averill is responsible for leading the Department of the Army, including all policy, operational, and resource matters, while ensuring the Army's readiness and strategic priorities are met. The Secretary has the authority to conduct all Department of the Army affairs subject only to the direction, authority, and control of the Commander in Chief and the Secretary of Defense.
Prior to his appointment, Mr. Averill served as the Administrative Assistant to the Secretary of the Army, where he was the Senior Career Civilian in the United States Army. In that role, he provided direct administrative and management support to the Headquarters, Department of the Army (HQDA), and enterprise-level services to Army-wide organizations. From December 2013 to January 2022, Mr. Averill served as the Deputy Administrative Assistant to the Secre
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Lloyd Austin
American general (born 1953)
For other people with the same name, see Lloyd Austin (disambiguation).
Lloyd Austin | |
|---|---|
Official portrait, 2023 | |
| In office January 22, 2021 – January 20, 2025 | |
| President | Joe Biden |
| Deputy | |
| Preceded by | Mark Esper |
| Succeeded by | Pete Hegseth |
| In office March 22, 2013 – March 30, 2016 | |
| President | Barack Obama |
| Preceded by | Jim Mattis |
| Succeeded by | Joseph Votel |
| In office February 8, 2012 – March 8, 2013 | |
| President | Barack Obama |
| Preceded by | Peter W. Chiarelli |
| Succeeded by | John Campbell |
| In office August 9, 2009 – June 30, 2010 | |
| President | Barack Obama |
| Preceded by | Stanley A. McChrystal |
| Succeeded by | William E. Gortney |
| Born | Lloyd James Austin III (1953-08-08) August 8, 1953 (age 71) Mobile, Alabama, U.S. |
| Spouse | Charlene Banner (m. 1980) |
| Education | |
| Signature | |
| Branch/service | United States Army |
| Years of service | 1975–2016 |
| Rank | General |
| Commands | |
| Battles/wars | |
| Awards | |