MacIsaac established his footing in the ice hockey industry when he won the NCAA championship with the University of Maine in 1992–93.
During his collegiate career, MacIsaac majored in physical education with a concentration in teaching and coaching.
He led the Danbury Mad Hatters (EPHL) to a 30-18-2 record as the head coach in 2008–09.
For the 2011–12 season, he would assume the same role for Bjorninn HC of the Icelandic Hockey League and Bjorninn HC won the league championship that season.
MacIsaac speaks 5 different languages: English, French, Russian, Icelandic, and Italian.