Carl began officiating in 1980 in Long Beach, CA working various levels of HS and college football. In 1995, he was honored to follow in his father’s footsteps by being appointed to the officiating staff of the Pac-10 where he worked for five seasons. He had the opportunity to work NFL Europe and eventually completed eight seasons there. Following the 1999 NCAA season, he was added to the roster of officials in the NFL as a side judge. Carl became a referee in 2008. Carl has worked many NFL post-season assignments including Super Bowl LI (Atlanta vs. New England) in 2017.