In 2011 Imbeau-Dulac broke the Canadian record (held at the time by Alexandre Despatie) in the 1m springboard event. He competed in the 3 m springboard event at the 2012 Summer Olympics. He placed 13th, just short of making the final. He competed in the 3 m springboard and the 1 m springboard events at the 2014 Commonwealth Games. With Jennifer Abel, he won the silver medal in the 3 m mixed synchronised diving at the 2015 World Aquatics Championship. At the 2017 World Aquatics Championship, he and Abel again won a medal in the mixed synchronised diving event, this time bronze.