News of the
Tuskegee Airmen sparked an interest in aviation for Gillam while still a student at Howard. After graduating, he joined the
U.S. Air Force as a
2nd Lieutenant, where he served for ten years. Gillam fought as a pilot in the
Korean War and served as launch crew commander for missile silos under the
Strategic Air Command. In 1957, he joined Tennessee State University as an assistant professor of Air Science in the
Air Force Reserve Officer Training Corps, where he also pursued graduate courses until 1961. Gillam joined
NASA in 1963 as a resources management specialist for the
Delta rocket program, which the agency used to launch communication and weather
satellites. He was appointed assistant program manager in 1966 and Delta program manager in 1968. Gillam was appointed program manager of Small Launch Vehicles, including the Delta and
Scout rocket programs, and of international projects with the
European Space Agency (ESA). after landing at Edwards AFB (April 28, 1981) He led approach and landing tests for the
Space Shuttle Enterprise and
Space Shuttle Columbia as the director of space shuttle operations. Gillam was appointed deputy director of NASA Dryden Flight Research Center on October 30, 1977, and full director on June 18, 1978, becoming the first Black person to lead a NASA center. He was served as director of Dryden until October 1, 1981. He became a charter member of the Senior Executive Service on July 13, 1979, under President
Jimmy Carter. Gillam was appointed a science advisor to the
White House, serving under President
Ronald Reagan as special assistant associate administrator for the
Office of Science and Technology Policy. Gillam also served as assistant associate administrator for NASA's Office of Space Flight (OSF) for two years, and as associate administrator for the Office of Commercial Programs (OCP) for three years. He received NASA's highest award in 1976. In 1987, he transitioned to the private sector in aerospace, becoming Vice President for Mission and Computing Support at OAO Corp. (acquired by
Lockheed Martin in 2001) and then Senior Vice President for Aerospace. In 1997, Gillam joined
AlliedSignal (acquired by
Honeywell in 1999) as a program manager before retiring in 2003. He was a fellow of the
American Astronautical Society (AAS), an associate fellow of the
American Institute of Aeronautics and Astronautics (AIAA), and a member of the
Air Force Association, National Defense Preparedness Association, and the
American Management Association. He lived in
Los Angeles until his death in 2022. == Awards ==