Background
Herrmann was born in 1960 and raised in Dearborn Heights, Michigan.
Herrmann was born in 1960 and raised in Dearborn Heights, Michigan.
He attended Divine Child High School in Dearborn.
He is currently the linebackers coach for the Indianapolis Colts of the National Football League (NFL). 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. He also served as the New York Jets" linebackers coach from 2006 to 2008.
He played defensive end for Divine Child football team
Herrmann enrolled at the University of Michigan in 1979 and played college football as an inside linebacker for head coach Bo Schembechler"s Michigan Wolverines football teams from 1980 to 1982. He started one game at inside linebacker for the 1980 Michigan team, but was otherwise a backup to Andy Cannavino, Paul Girgash and Mike Boren.
In three years at Michigan, Herrmann compiled 65 tackles and three pass breakups. In 1985, Herrmann returned to the University of Michigan as an assistant football coach.
He was promoted to the status of a full-time assistant coach at age 29 in December 1989.
His responsibilities included linebackers and special teams. In December 1996, following the departure of Greg Mattison, Herrmann took over as Michigan"s defensive coordinator. In 2004, the Michigan defense gave up 279 points (232 points per game), including 75 points in losses to Ohio State and Texas in the final two games.
Criticism of Herrman grew during the 2004 season and became even more heated as Michigan lost five games, compiled its worst record in 21 years, and gave up 244 points in 2005 (203 points per game).
In February 2006, Herrmann left Michigan to accept a position as linebackers coach with the New York Jets. The Michigan Daily reported at the time that it was not clear whether "Herrmann chose to leave or fled before could be fired or demoted."
Herrmann served as the linebacker coach for the New York Jets from 2006 to 2008.
In January 2009, he was hired as the linebackers coach for the New York Giants. On January 14, 2016 Herrmann was hired as the linebackers coach for the Indianapolis Colts.
Herrmann has three children: Jessica, Cory, and Timmy.