Quinn attended the University of Western Ontario and obtained a degree in psychology. He started his career as an anchor for CKVR Television in Barrie, Ontario, also doing play-by-play for an Ontario Hockey League game every week. Quinn was hired by CTV Sportsnet in 1998, and was a co-anchor for "SportsCentral". Following Jim Robson's retirement in 1999, Quinn became the backup play-by-play voice of Vancouver Canucks and Calgary Flames games. He was then the primary play-by-play voice of the Oilers from 2001 to 2020. He also did play-by-play at the 2010 Winter Olympics for women's hockey.