posted 09-23-2026 11:30 AM               

He began his professional career in 1957 as a Flight Test Engineer with Chance Vought Aircraft in Dallas. He was hired as a Systems Test Engineer in 1959 at the Martin Company in Orlando, Florida, before joining the staff at the National Aeronautics and Space Administration (NASA) Manned Spacecraft Center in Houston, Texas in August, 1963.

His NASA career spanned more than 31 years, beginning as an aeronautical engineer on the Apollo program in 1963, advancing to a Project Officer for the Apollo and Skylab programs, to a Manager of the Orbiter Project Control Office, to a Manager of the Space Shuttle Program Control Office, and to Deputy Director of Administration in 1984. Mr. Nebrig served as the Executive Assistant to JSC Director Aaron Cohen in Houston from May, 1987 through August, 1989. Mr. Nebrig was promoted to Deputy Director of Houston's JSC in September, 1989 and served in that capacity through his retirement on December 31st, 1993.