what is the highest paying jobs in Canada?

Senior roles in healthcare (doctors, dentists, healthcare management), law, finance, manufacturing (auto-industry & related, software & game design), and natural resource management (forestry, mining, oil extraction).

Jobs in public education are better paid than many other places as well (senior school principals can make >$100,000/year). And typical teacher makes ~$50,000/year.
Nursing ain't too shabby either at ~$70,000/year.

While finance is still near the top they aren't as highly paid as in other countries (typically $70,000-$120,000/year)

You can get info on salaries in Canada on sites like glassdoor.com and jobsaloon.com