John played in the CBC-SLUH rivalry his sophomore, junior, and senior years. As the kickers for the Jr. Bills during his three seasons on the varsity, John kicked 65 extra points and one field goal. As a senior, John led the Jr. Bill offense from the quarterback position, rushing for 200 yards and throwing for 1069 yards and 13 touchdowns (including one in the 1966 Busch Stadium Game vs. CBC). Also, playing in the defensive backfield as a senior, John set a school record with 10 interceptions and returned two of those 10 for touchdowns. Following the 1966 season, John earned recognition as a member of the honorable mention All-State team, and 2nd Team All-Metro, the 1st Team All-City District, and the 1st team All-Conference defense. John was also a faculty member at Saint Louis University.