Mordecai took a job as manager with the Marlins minor league affiliate Jamestown Jammers in December 2004. A few days later, the team announced that they would give him a chance to join the team in September so he could reach ten years of Major League service; Mordecai played two games in 2005 before retiring for good. Mordecai also worked as a batting coach for MLB before turning to coaching for a private High School in Dothan, Alabama. The school in Dothan is Northside Methodist Academy. His last high school game was against the Leroy Bears on the road in the first round of the Alabama State High School Playoffs in 2009.