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) Source: http://www.cic.gc.ca/