HOLT Truck Centers of San Antonio is hiring a Mobile Diesel Field Service Technician for the San Antonio location. This individual will be responsible for making sure that customer service needs are met by visiting businesses or customer work sites to service their units on-site according to what their needs might be. Job Summary: Provides exceptional customer service while inspecting, repairing, and providing maintenance to trucks, trailers, and attachments for On-Highway vehicles. Essential Functions: Models, promotes, reinforces, and rewards the consistent use of HOLT's Values Based Leadership (VBL) tools, models, and processes to ensure alignment with our Vision, Values, and Mission Troubleshoots and repairs On / Off-Highway trucks Performs engine and related equipment repairs on Trucks and Trailers Travels to and from the job site for repairs and to retrieve parts Listens and understands customer complaints, quotes, and explains repair costs, and schedules appointments with customers while providing clear communications Disassembles, inspects, determines parts required, and reassembles to factory specifications within TRGs Provides quality control/assurance inspections of completed tasks, including road testing Uses computers and related software to assist in diagnosing and reprogramming engines Completes documentation for service reports, timecards, parts requisitions, and returns Interprets and utilizes information from operating, maintenance, online resources, and service manuals/bulletins Operates equipment and vehicles with possession of all necessary licenses and certificates Adheres to contamination control and HAZMAT rules and regulations Maintains all company equipment, tools, and vehicles in a good, clean, and working order Orders parts needed to complete repairs and travels to pick up Completes and files documentation necessary to justify billing Communicates job progress to supervisor and customers as needed Responds to customer needs after hours when needed Works overtime as required by workload and customers' needs Projects professionalism with both internal and external customers, including personal appearance Completes all assigned Technician Training Path courses and safety training Works safely at all times and adheres to all applicable safety policies; complies with all company policies, procedures, and standards Requires regular and punctual employee attendance Performs other duties as assigned