Performs duties related to general building and infrastructure operation and maintenance including but not limited to plumbing, pipefitting, carpentry, painting, masonry, welding, fabrications, HVAC, water treatment and distribution, wastewater collection and treatment, gas distribution and other assigned activities. Personal protective equipment is required when performing work in a mine, outdoor, manufacturing or plant environment, including hard hat, hearing protection, safety glasses, safety footwear, and as needed, respirator, rubber steel-toe boots, protective clothing, gloves and any other protective equipment as required.