| 1953-57 | Charles E. Wilson, Pennsylvania Gamma '09 | secretary of defense |
| 1959-61 | Frederick H. Mueller, Michigan Alpha '14 | secretary of commerce |
| 1969-73 | John A. Volpe, Massachusetts Delta '30 | secretary of transportation |
| 1989-91 | John H. Sununu, Massachusetts Delta '61 | White House Chief of Staff to President George H. W. Bush |
| 1989-93 | D. Allen Bromley, Connecticut Alpha '48 | assistant to President George H. W. Bush for science and technology |
| 2005-09 | Samuel W. Bodman III, New York Delta '61 | secretary of energy |
| 2009- | Lisa P. Jackson, Louisiana Beta '83 | 12th Administrator of the Environmental Protection Agency |
| Year | Tau Bate | Description |
|---|---|---|
| 1972-77 | Ahearne, John F. New York Delta '57 |
deputy assistant secretary of energy; deputy, principal deputy, and acting assistant secretary of defense |
| 1975-77 | Augustine, Norman R. New Jersey Delta '57 |
undersecretary of the army |
| 1977-81 | Baruch, Jordan J. Massachusetts Beta '48 |
assistant secretary for science and technology, Dept. of Commerce |
| 1979-80 | Bement Jr., Arden L. Colorado Alpha '54 |
undersecretary of defense for research and engineering |
| 2005-09 | Bodman, Samuel W. New York Delta '61 |
secretary of energy USDOE & secretary of treasury (2004-05) |
| 1978-80 | Brill, Jay R. Indiana Alpha '52 |
deputy undersecretary of energy |
| 1916-19 | Bush, Vannevar Massachusetts Beta '16 |
first director of the National Science Foundation |
| 1973-77 | Clements Jr., William P. Texas Iota '85 |
deputy secretary of defense |
| 1981-83 | Davis, W. Kenneth California Alpha '40 |
deputy secretary of energy |
| 1994-97 | Decker, Gilbert F. Maryland Alpha '58 |
assistant secretary of the army for research, development, & acquisitions |
| 1995-96 | Deutch, John M. Massachusetts Beta '61 |
undersecretary and director of energy research (1979-80), Dept. of Energy; undersecretary of defense (acquisition) (1993-95); director of the Central Intelligence Agency (1995-96) |
| 1971-75; 1977 | Fletcher, James C. Utah Alpha '40 |
administrator of NASA |
| 1955-57 | Furnas, Clifford C. Indiana Alpha '22 |
assistant secretary of defense for research and development |
| 1993-97 | Good, Mary L. South Carolina Gamma '50 |
undersecretary of commerce for technology |
| 1981-84 | Helms, J. Lynn Michigan Gamma '43 |
Administrator of the Federal Aviation Administration, as an appointee of President Ronald Reagan |
| 1981-83 | Hernandez, John W. New Mexico Alpha '51 |
deputy administrator of the Environmental Protection Agency |
| 1954-57 | Hoover Jr., Herbert C. Kansas Alpha '25 |
under secretary of state |
| 1985-91 | Kerber, Ronald L. Indiana Alpha '65 |
deputy undersecretary of defense for research and engineering |
| 2009- | Koonin, Steven E. California Beta '72 |
under secretary for science at the U.S. Department of Energy |
| 1981-84 | Latham, Donald C. South Carolina Gamma '55 |
deputy secretary of defense; assistant secretary of defense (1984-87) |
| 1961-65 | McCone, John A. California Alpha '22 |
director of the Central Intelligence Agency; and undersecretary of the air force |
| 1974-77 | Miller, Edward A. Maryland Beta '50 |
assistant secretary of the army for research and development |
| 1969-71 | Packard, David California Gamma '34 |
deputy secretary of defense |
| 1993-97 | Prabhaker, Arati Texas Beta '79 |
director of the National Institute of Standards and Technology |
| 1993-98 | Smith Jr., Harold P. Massachusetts Beta '57 |
assistant to the secretary of defense for nuclear, chemical, and biological defense programs |
| 1993-97 | Soper, Gordon K. Tennessee Alpha '59 |
principal deputy assistant to the secretary of defense |
| 2001-05 | Teets, Peter B. Colorado Beta '63 |
director of the U.S. National Reconnaissance Office (NRO) & Undersecretary of the U.S. Air Force |
| 1969-70 | Tribus, Myron California Epsilon '49 |
assistant secretary for science and technology, Dept. of Commerce |
| 1971-95 | White, George M. Illinois Alpha '42 |
architect of the Capitol, appointed by President Nixon |
| 1993-97 | Widnall, Shelia E. Massachusetts Beta '60 |
secretary of the air force |
| 1996-2001 | Zirschky, John H. Tennessee Alpha '78 |
principal deputy assistant secretary of the army for civil works |