Upon his retirement on 1 August 1988, he was the director for plans and policy, J-5, Headquarters United States European Command, Stuttgart-Vaihingen, West Germany.

[1] Williams entered pilot training in August 1957 and received his wings at Laredo Air Force Base, Texas, in September 1958.

[1] In February 1971 he was assigned to the Tactical Fighter Division, Directorate of Operational Requirements, Headquarters United States Air Force, Washington, D.C.

He culminated this tour of duty as chief, Advanced Systems Branch, with requirements responsibilities for a broad range of new tactical fighters, including F-15 Eagles, F-16 Fighting Falcons and A-10 Thunderbolt IIs.

[1] Williams graduated from the National War College in 1975 and then was assigned as commander, The United States Logistics Group, Detachment 118, Izmir, Turkey.

He served as the deputy commander for operations, 406th Tactical Fighter Training Wing, Zaragoza Air Base, Spain, from July 1976 to September 1977.

[1] He later chaired the inquiry into the fatal accident of Lieutenant General Robert M. Bond, who died when he lost control of a MiG-23 that the USAF was secretly operating.