 Prior to that, he was linebackers coach for the Indianapolis Colts of the National Football League (NFL) and the Bowling Green Falcons football team.He played college football at the University of Michigan from 1980 to 1982 and served as an assistant football coach at Michigan from 1985 to 2005, including nine years as defensive coordinator from 1997 to 2005.After the 1997 Michigan Wolverines football team won the national championship, Herrmann received the Frank Broyles Award as the top assistant coach in the nation.