Mobile Diesel Technician

About HTI

Hinton Transportation Investments (HTI) was founded in 1972 by the Hinton Family with the purpose of delivering the hardest heavy‑duty solutions, together. We are a leader in the heavy‑duty transportation industry with over 35+ locations in North America. HTI has grown over the years through its five divisions:
New Life Transport Parts Center, Road Equipment Parts Center, Pace Transportation Services (2012), Martec International (2019), and US Trailer Parts and Supply (2023). Our core values are a true representation of our culture: passion, hands‑on, simplify, consistency, humility, willpower and glad to be here. We seek to deliver long‑term sustainable solutions for all interested parties – customers, employees, supplier partners and owners.

The Mobile Diesel Technician is responsible for performing on‑site diagnostics, maintenance, and repairs on diesel trucks and related equipment at customer locations or designated service areas. While the primary focus is diesel repair, this role also supports trailer maintenance and repair as part of overall service delivery. This position requires strong technical expertise, independent problem‑solving, and a commitment to safety and customer service while representing the Company in the field.

• Mobile Diagnostics and Repair
  :
  Perform on‑site diagnostics, troubleshooting, and repairs on diesel trucks and equipment in a mobile environment. This includes identifying issues quickly and completing repairs efficiently to minimize downtime.
• Trailer Maintenance and Fabrication
  :
  Support trailer repair and maintenance, including structural and component work such as doors, panels, floors, axles, and undercarriage. Perform basic welding and fabrication as needed to complete repairs.
• Preventative Maintenance and Inspections
  :
  Conduct routine preventative maintenance and required inspections, including DOT inspections. Ensure all vehicles and equipment meet safety and operational standards.
• Systems Diagnosis and Repair
  :
  Diagnose and repair a wide range of systems, including diesel engines (fuel, air, cooling, exhaust), brake and wheel systems, electrical and lighting systems, suspension and steering, liftgates and hydraulics, and HVAC systems (EPA 609 certification required for A/C work).
• Documentation and Communication
  :
  Accurately document work performed, parts used, and labor hours. Communicate clearly with customers regarding repair needs, timelines, and recommendations.
• Inventory and Equipment Management
  :
  Maintain organization and proper inventory of the mobile service truck, tools, and parts to ensure readiness for service calls.
• Safety and Compliance
  :
  Follow all safety policies and procedures, including proper use of personal protective equipment (PPE), and ensure compliance with company and regulatory standards.
• Service Responsiveness and Professionalism
  :
  Respond to service calls promptly, manage workload independently, and represent the company professionally at customer locations. Perform additional duties as assigned by management.

• High school diploma or equivalent required; technical training a plus
• 2+ years of diesel repair experience (mobile experience preferred)
• Exposure to or experience with trailer repair a plus
• Valid driver’s license required; CDL a plusEPA 609 certification required for HVAC work
• DOT inspection certification (or ability to obtain)
• Welding/fabrication experience a plus
• Strong diagnostic and troubleshooting skills
• Ability to work independently with minimal supervision
• Strong communication and customer service skills

• Must be able to lift/carry 25 lbs frequently.
• Must be able to lift/carry 50 lbs occasionally.
• Must be able to lift/carry 100+ lbs infrequently.
• Prolonged periods of walking and standing.

• Field‑based role requiring travel to customer locations
• Work performed in outdoor environments, customer yards, or designated safe service areas
• Schedule may include extended hours, evenings, or weekends based on business needs

• Medical insurance (three plan offerings to fit your needs)
• Participate in HTI’s Wellness Discount to save on monthly medical contributions
• Free virtual medical and behavioral health care through Teladoc
• Dental and vision insurance
• Safe Harbor 401(k) plan with company match
• Company‑paid life and long‑term disability insurance
• Industry‑standard paid time‑off and paid holidays
• Parental and bereavement leave
• Employee Assistance Program
• Rewards and recognition program

HTI is an Equal Opportunity Employer and makes employment decisions without regard to race, color, religion, sex (including pregnancy, sexual orientation, or transgender status), national origin, age, disability, genetic information, or any other status protected by applicable law.