Iman played in three consecutive NFL championship games with the Packers from 1960 to 1962, winning two, as well as one with the Rams (1974), a loss. He started 140 straight games with the Rams from 1965 to '74 and was voted team MVP in 1972.
Iman was an offensive line coach for the Philadelphia Eagles from 1976 to 1986 under coaches Dick Vermeil, Marion Campbell, and Buddy Ryan. During his time with the Eagles, he was instrumental in the development of Pro Bowl tackles Jerry Sisemore and Stan Walters. He was an assistant coach on the Eagles 1980 NFC championship squad. After his coaching career, Iman served as a Philadelphia Eagles sales account executive for 10 years.