Roadworx, Inc. Position: Concrete/Asphalt Sawing and Drilling Machine Operator. The Concrete/Asphalt Sawing and Drilling Machine Operator will be responsible for operating specialized equipment to cut, saw, core drill, or demolish concrete and asphalt according to project plans and safety protocols within the concrete pavement restoration industry. . Responsibilities include but not limited to. Position and lower saw or drill over marked cutting ...