A Career in Mining is a website funded by the Canadian taxpayer. In spite of this obvious bias, it has some useful information about jobs in mining. For example, here is a list of professional and scientific occupations in mining (the links take you to descriptions of the work done by each profession):

There are many more, including Blaster, Borer Operator, Construction Equipment Operator, Diamond Driller , Electrician, Explosives Handlers and Packer, and Roof Bolter. Take a look at these and the Profiles & Testimonials, Training & Education, and Find an Employer pages.