A former quarterback for the Chargers during the 1999 and 2000 seasons, Harbaugh spent the past nine years at his alma mater as head football coach for the University of Michigan. Harbaugh rejoins the Chargers after having led Michigan to three consecutive Big Ten Championships, three straight appearances in the College Football Playoff and a perfect 15-0 record this past season that saw the Wolverines crowned 2023 National Champions.