In December 2013, Graham was named the head football coach at North Fort Myers High School in North Fort Myers, Florida, near his home town of Cape Coral. The Red Knights had a history of football success in the 1990s, but fell to 0-10 in the season prior to Graham's arrival. Graham led the team to records of 5-5, 5-5, and 6-3 in his first three season. In 2017, the Red Knights enjoyed their first unbeaten regular season since 1994 and qualified for the playoffs for the first time since 2006. They reached the regional semifinals and finished the year with a 9-1 record.