He played senior hockey with the Joliette Cyclones and Ottawa Montagnards before getting into 7 games with the New York Rangers in 1943-44. Right after those games Leger was traded to the Montreal Canadiens. Leger played for Montreal's farm team the Buffalo Bisons for several seasons until he was called up in 1946-47. He was a regular for the Canadiens through the 1949-50 season, playing in 183 games.