Rediker played junior hockey in the OHL for the Windsor Spitfires from 2002 – 2004. He was traded to the London Knights during the 2004 season and played for them until the end of the 2006 season. Rediker helped the Knights win the J. Ross Robertson Cup as OHL champions and the Memorial Cup as CHL champions in the 2005 season. His career was hampered by injuries, particularly to his knees.
Rediker was drafted by the Boston Bruins in the fourth round (118th overall) of the 2003 NHL Entry Draft. He played for the Stockton Thunder of the ECHL in 2007 but only managed seven games in his only professional season due to injuries. He hasn't played professional hockey since.