Career
On March 13, 2015, it was announced that Fillion would join USL club Football Club Montreal for their inaugural season. He made his professional debut for the club on March 28 in a 2–0 defeat to Toronto Football Club World War II
On March 13, 2015, it was announced that Fillion would join USL club Football Club Montreal for their inaugural season. He made his professional debut for the club on March 28 in a 2–0 defeat to Toronto Football Club World War II