Im an average science student.and like to work in usa.canada etc with a desend salary.plz suggest me a easy and good cource to study.

I like to do machanical jobs. But the cource should be easily understandable. I willing to do any practical works but not interested in studying a bulk of theories.plz suggest me a cource which has guarenteed placement in countries like usa.canada. London.and has a desend salary