Field Service Diesel Mechanic - Decatur, GA

About the Role

Custom Truck One Source (CTOS) is a leading manufacturer of Utility Trucks and Equipment with a 30-year history, 40 locations across the USA, over 2500 employees, and a rental fleet exceeding 10,000 trucks. We are hiring a Field Service Technician / Mechanic with expertise in truck-mounted hydraulics, electrical wiring, and diesel equipment to perform inspections, preventive maintenance, and repairs on CTOS equipment.

Responsibilities

• Troubleshoot, repair, and maintain bucket trucks, aerial devices, digger derricks, truck-mounted cranes (LMI & CAN-bus systems), hydraulic utility equipment, and heavy/light-duty truck chassis.
• Perform inspections, preventive maintenance, and on-site diagnostics.
• Read and interpret manuals, schematics, and repair orders.
• Use laptops and diagnostic software to identify issues.
• Complete accurate documentation (repair orders, timecards, inspection forms).
• Communicate with customers and CTOS teams to minimize downtime.
• Follow safety, environmental, and regulatory requirements.
• Participate in ongoing CTOS and manufacturer training.
• Travel within and occasionally beyond assigned territory (25-50% travel).

Qualifications

• High school diploma or GED.
• 5+ years of related experience (field or shop tech).
• Valid driver’s license (CDL Class B preferred).
• Must provide your own mechanic tools.
• Proficiency using documentation software and managing time effectively.

Skills

• Experience with hydraulic, mechanical, and electrical systems.
• Comfortable interacting with customers and working in the field.
• Preferred: Electrical, hydraulics, welding, and schematic/blueprint reading.
• Preferred: Diagnostic software experience (QuickServe, DTNA, etc.).
• Preferred: DOT, ANSI, and dielectric testing experience.

Benefits

• Competitive pay based on experience + overtime opportunities.
• 401(k) with employer match.
• Medical, dental, vision, and life insurance.
• Paid vacation, sick time, and holidays.
• Short-term & long-term disability.
• Employee Stock Purchase Plan.
• Uniforms, safety boot & glasses allowance.
• Tool discount programs.

Location

Decatur, Georgia

Custom Truck One Source is an Equal Opportunity Employer committed to creating an inclusive workplace. All qualified applicants will receive consideration without regard to protected characteristics. We do not offer sponsorship—candidates must be authorized to work in the U.S. without the need for sponsorship.