Ross then spent four years as an assistant coach with the Kansas City Chiefs (1978–1981) under head coach Marv Levy, before returning to the collegiate ranks as head coach at Maryland. He won three consecutive Atlantic Coast Conference (ACC) Championships from 1983 to 1985. After four years, Ross left Maryland and was introduced as head coach of the Georgia Tech Yellow Jackets football team. on Jan. 5, 1987. As head coach of Georgia Tech in 1990, he led the Jackets to an 11–0–1 record and the ACC championship—the school's first conference title since 1952, while they were still in the Southeastern Conference. They also won a share of the national championship by finishing first in the final Coaches' Poll. Ross won the Paul "Bear" Bryant Award and the Bobby Dodd Coach of the Year Award.