In high school, Julien-Grant was a dual-sport athlete, playing both football and basketball.

Julien-Grant played in his first post-season game this season, but the Alouettes lost the East Semi-Final to the Edmonton Eskimos.

[5] On June 23, 2022, Julien-Grant scored his first career professional touchdown on a 70-yard reception from Trevor Harris in a game against the Saskatchewan Roughriders.

[5] Following the season Julien-Grant had a workout with the Denver Broncos of the National Football League (NFL).

[8] Julien-Grant's father, Karim Grant, played in the CFL for the Alouettes and the Hamilton Tiger-Cats.