Yes. It is a requirement.
It does not require by default but it does require security checks
Answered - Programmer Analyst (Current Employee) - Ottawa, ON
Yes of course
Answered - Sale executive (Current Employee) - Toronto, ON
Depending on the position that is offered the federal Government of Canada does background checks.
The federal Government of Canada does security clearance checks that might take 2-4 weeks to register admission to certain positions held in the Federal Government to be completed.
Answered - Election Canada (Former Employee) - Ottawa, ON