[1] Originally undrafted into the National Hockey League (NHL), Rhéaume played for the New Jersey Devils, St. Louis Blues, Chicago Blackhawks, Atlanta Thrashers, New York Rangers and Phoenix Coyotes over the course of nine seasons between 1997–2006.

His greatest individual performance came while member of the Thrashers on January 19, 2002, whereas, during a game versus the Florida Panthers, Rhéaume scored four goals and registered an assist for a career high of five points.

[11] Rhéaume was named general manager and head coach of the Lions on June 22, 2023 [12] following the firing of predecessor Marc-André Bergeron.

[13] He is the younger brother of Manon Rhéaume, the first woman to appear in an NHL preseason game with the Tampa Bay Lightning in 1992.

[14][15] Similarly, his son, Nick, is a junior with the Northeastern Huskies of the National Collegiate Athletic Association (NCAA).