In 1894, he played halfback for the varsity, and in his final year, he was the starting fullback for the undefeated 1895 Yale team that compiled a 13–0–2 record.
On November 23, 1895, he helped lead Yale to a 20–10 victory over Princeton before a crowd of 30,000 at the Polo Grounds in New York City.
[4] In April 1896, Jerrems received an offer to coach the Minnesota Golden Gophers football team.
[7] He served as the head football coach at the University of Minnesota for the 1896 and 1897 Golden Gophers seasons, leading the team to a 12–6 overall record including 1–5 in Big Ten Conference play.
In 1898, Jerrems served as a football coach at Christian Brothers College High School in St.