Didier coached high school football at Connell High School from 1999-2009. Didier was the team's offensive coordinator and also briefly coached the freshmen team and defensive ends. During his tenure as offensive coordinator Connell won six league titles and two State championships in 2002, and 2009 respectively. The team also finished 2nd twice in 2006 and 2007 losing to Meridian and Royal City during those seasons. Didier's teams typically ranked near the top in scoring in the SCAC. Didier stepped down from his position as offensive coordinator in 2009 after helping lead Connell to 14-0 season and a state championship.