Jordan Gillis
Jordan Gillis | |
|---|---|
Official portrait, 2020 | |
| Assistant Secretary of the Army for Installations, Energy and Environment | |
| Assumed office October 6, 2025 | |
| President | Donald Trump |
| Preceded by | Rachel Jacobson |
| Assistant Secretary of Defense for Sustainment | |
| In office March 30, 2020 – January 20, 2021 | |
| President | Donald Trump |
| Preceded by | Robert H. McMahon |
| Succeeded by | Christopher Lowman |
| Personal details | |
| Education | Duke University (BA) Emory University (MBA) |
| Military service | |
| Allegiance | United States |
| Branch/service | United States Army |
| Rank | Major |
| Awards | |
William Jordan Gillis is an American government official who is serving as the Assistant Secretary of the Army for Installations, Energy and Environment. He had previously served as Assistant Secretary of Defense for Sustainment. He also served as Principal Deputy Assistant Secretary of the Army for Installations, Energy and Environment (ASA IE&E), and earlier as the acting Assistant Secretary of the Army for Installations, Energy and Environment from October 16, 2017, until January 10, 2019.