Appointed assistant coach on April 27, 2018, Dominique Ducharme spent 10 seasons coaching in the QMJHL, including seven (2011-2018) as head coach, first with the the Halifax Mooseheads (2011-16) and then the Drummondville Voltigeurs (2016-2018). Following the 2017-18 season, Ducharme was awarded the Paul Dumont Trophy as the league's Personality of the Year.
At the helm of the Halifax Mooseheads from 2011 to 2016, Ducharme posted a record of 267 wins, 169 losses and 24 OTL in 476 games. In 2012-13, his team led the Canadian Hockey League with a record of 58-6-3-1, earning Ducharme the Ron Lapointe Award as Coach of the Year in QMJHL. In post-season play, the Joliette native led his teams to 52 wins and 26 losses and gave the QMJHL a third-straight Memorial Cup when Halifax finished as Canada's top junior team at the end of the 2012-13 season.
Ducharme has also been involved with Hockey Canada, first assisting in the 2011 World Under-17 Hockey Challenge, and then as an assistant coach for the Canada Under-18 National Team at the 2013 Ivan Hlinka Memorial Tournament. Ducharme served as head coach for Canada during the World Junior Ice Hockey Championship in 2017 (silver medal) and 2018 (gold medal).
In 2002-03, following a 15-year career as a player from the Midget AAA level to the Quebec Senior League, including five seasons in France, Ducharme made his coaching debut as an assistant with the UQTR Patriotes. He would also coach his hometown junior team in Joliette in the QJAAAHL before jumping to the Quebec Major Junior Hockey League with the Montreal Junior in 2008-09.