Complex sentence: Pace later served as an assistant coach with the New England Patriots in 1973 and as the assistant head coach and quarterbacks coach for Johnny Majors at the University of Tennessee in the 1980 and 1981.
Split into simpler sentences: Pace later served as an assistant coach with the New England Patriots in 1973. Pace ended his coaching career as the assistant head coach and quarterbacks coach for Johnny Majors at the University of Tennessee in the 1980 and 1981.