Career
He previously rode for Garmin–Transitions. Before Garmin, Carlsen rode for Garmin"s development program, the United States. National Team, Rubicon, and Peerless Insurance Junior Cycling Team. Carlsen joined the Jelly Belly–Maxxis squad for the 2014 season, after his previous team – Bissell – folded at the end of the 2013 season.
He retired after the 2014 season.