The Heavy Equipment Operator is responsible for , but not limited to operat ing heavy equipment including excavator, dozers, graders , dump trucks, front-end loaders, compactors, scrapers, and water trucks to move material s to and from designated areas , participate in required training and ensur e all established safety rules, procedures, policies, OSHA and MSHA regulations are followed . Founded in 1987, MasTec Civil (formerly known as Condotte America), a MasTec Company, is a heavy highway contractor specializing in the construction of complex transportation projects that include roadway, bridges, interchanges, mass transit, and tolling facilities.