Crown Corporations have very specific diversity requirements to meet in order to continue complying with EEA regulation.
They need to adhere to the terms and conditions of the
Employment Equity Act in Canada. This translates to their workforce having a proportional representation to the diversity of Canada.
If you're so inclined, you can read it
Here.
Basically what it means is that Crown Corporations, Government Regulated industry, and Federal contracts regulated under the FCP.
It basically means that these employers need to meet specific census targets proportional to their workforce. So to answer your question, if you are a Caucasian male, with everything else being equal, you are at a disadvantage if the employer is not meeting their goals in this program.