[2] He made his professional debut with the Jets' American Hockey League (AHL) affiliate, the Manitoba Moose, on April 19, 2019, scoring one goal and registering an assist against the Chicago Wolves.
[3] On August 13, 2021, Kovacevic was re-signed by the Jets to a one-year, two-way contract worth $750,000 at the NHL level.
[8] Acquired by the Canadiens to help with weakness on the right side of the defence corps, Kovacevic made his debut in the season opener versus the Toronto Maple Leafs on October 12 and immediately became a regular part of the lineup.
[9][10] Kovacevic was regularly paired with rookie defenceman Jordan Harris, and drew praise from the coaching staff.
On November 14, Canadiens executive Jeff Gorton advised Kovacevic to find regular accommodations in Montreal, indicating that he had found a permanent roster berth for the foreseeable future.