Jent was an assistant coach for the Philadelphia 76ers in the 2003-04 season. The next season he worked in the same capacity with the Orlando Magic, and was appointed interim head coach for the final 18 games of the 2004-2005 season (going 5-13), after Johnny Davis was fired. At the start of the next season he was replaced by Brian Hill. Beginning in November 2006, Jent took on the role of Assistant Coach/Director of Player Development with the Cleveland Cavaliers. He served as LeBron James' personal shooting coach while James was on the team.
On June 29, 2011, Ohio State head basketball coach Thad Matta introduced Jent as an assistant coach for the Buckeyes. On June 10, 2013, Jent became an assistant coach with the Sacramento Kings. He was relieved of his duty on December 16, 2014.