 After his return from the Army, he became an assistant coach under Duffy Daugherty at Michigan State from 1954 to 1961.After serving as an assistant coach for eight seasons at Michigan State, Yeoman was hired to become the head coach of the University of Houston Cougars in 1962.In his first year, Yeoman guided the team to a 7–4 record and a victory in the Tangerine Bowl.