Diesel Tech Entry Level Position. Repair and maintain company vehicles and equipment. Perform preventative maintenance for all equipment such as: Pick Ups, Concrete Pump Trucks, Concrete Mixer Trucks, Dump Trucks, Conveyor Trucks, Tractors, All trailer types (standard, pneumatic, side dump, etc.), Loaders, Skid Steer, etc. Perform service, repairs and maintenance in accordance with Department of Transportation and company policies, standards and ...