Yes. You might be eligible to work on campus or off campus without a work permit as following:
You can work on-campus if you: are a full-time post-secondary student at: a public post-secondary school, such as a college or university, or CEGEP in Quebec have a valid study permit and have a Social Insurance Number (SIN). You must stop working on campus on the day you are no longer studying full time or when your study permit expires.
You can work off-campus if you: have a valid study permit are a full-time student at a designated learning institution (DLI) have started studying are in a program that leads to a degree, diploma or certificate and is at least six months long and have a Social Insurance Number (SIN)