Transports materials/equipment from point A to point B; Initiates and executes field service activities at customer sites in a safe and efficient manner; including proactive system troubleshooting, mechanical, electrical, diesel equipment conditions (based on the requirements of the assigned role/customer), anticipates and corrects safety issues (both Company and Customer owned equipment); Direct interfacing with customer; may be responsible for work in multiple systems /locations/customers. Initiates and executes field service activities at customer sites in a safe and efficient manner; including proactive system troubleshooting, mechanical, electrical, diesel equipment conditions, preventive maintenance and parts inventory, anticipates and corrects safety issues (both Company and Customer owned equipment); Direct interfacing with customer; may be responsible for work in multiple systems /locations/customers.