Johnson has served as an assistant coach for the NFL's Buffalo Bills, Indianapolis Colts, Oakland Raiders, Detroit Lions, Jacksonville Jaguars, and New York Giants.
Johnson was born c. 1973 in Akron, Ohio, graduating from Hoban High School in 1991, where he excelled in football as well as track and field.
He committed to Miami (Ohio) to play college football, where he was a 3-year starter at offensive tackle.
Johnson was hired in 2005 by Indiana, working as the team’s offensive line coach through the 2009 season.
[10] He was fired after the 2023 season, where the Giants offensive line gave up a league leading 85 sacks, the second most in NFL history.