Mobile Heavy Equipment & Diesel Mechanic

About the Role

Custom Truck One Source, located at 7200 Jack Newell Blvd S, Fort Worth, TX 76118, is seeking a skilled technician to join our team. We provide you with the tools and resources needed for success, including a company-provided utility service truck, company phone, computer, and diagnostic tools. You’ll be the go-to expert for customers across your region, diagnosing, repairing, and maintaining highly specialized truck-mounted equipment.

Responsibilities

• Troubleshoot, repair, and maintain bucket trucks / aerial devices, digger derricks, truck-mounted cranes (LMI & CAN-bus systems), hydraulic utility equipment, and major components.
• Work on heavy- and light-duty truck chassis, diesel, and electrical systems.
• 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 documentation accurately, including repair orders, timecards, and inspection forms.
• Communicate with customers and CTOS teams to minimize downtime.
• Follow all safety, environmental, and regulatory requirements.
• Participate in ongoing CTOS and manufacturer training.
• Travel within and occasionally beyond your assigned territory.

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 skills include electrical, hydraulics, welding, and schematic/blueprint reading.
• Diagnostic software experience (QuickServe, DTNA, etc.).
• 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.

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. Candidates must be authorized to work in the U.S. without the need for sponsorship.