Have you determined if are you legally eligible to work in Canada?
Secondly, there are hundreds of experienced Canadian-born pilots presently looking for work in Canada.
If you are not going to become a Canadian citizen, you will need a Temporary Worker Permit, which expires after four years.
http://www.cic.gc.ca/english/work/index.asp
You may want to post your question on Canada's aviation forum:
http://www.avcanada.ca/forums2/