Semi Trailer Diagnostics & Maintenance Tech

DTR SERVICES; Saint Paul (MN); On-site; USD 34,000 - 48,000; Full time

Job summary

DTR SERVICES in Saint Paul, MN is seeking a Commercial Trailer Maintenance Technician to keep our fleet on the road. You’ll perform routine maintenance, inspections, and repairs on semi-trailers, using precision and safety to ensure reliability and uptime.

You’ll diagnose faults, work from scheduled work orders, document everything clearly, and collaborate with a tight-knit team in a fast-paced shop. A high school diploma or equivalent and a valid driver’s license are required;

Qualifications

• High school diploma or equivalent; technical mechanics training is a plus.
• Proven mechanic experience, ideally with semi trailers or heavy-duty vehicles.
• Solid grasp of mechanical systems and diagnostic tools.
• Valid driver’s license with a clean driving record.

Responsibilities

• Complete scheduled maintenance and corrective repairs on semi trailers, including brake systems, suspension components, and electrical circuits.
• Diagnose faults efficiently and troubleshoot mechanical issues to root cause.
• Conduct safety and compliance inspections to ensure trailers meet industry standards.
• Record all work performed with clear, accurate maintenance logs.
• Partner with fellow technicians to hit deadlines and keep the fleet moving.
• Maintain a clean, organized bay and follow safety protocols at all times.

Skills

Attention to detail

Problem solving

Team player

Safety conscious

Independent worker

Education

High school diploma or equivalent

Tools

Diagnostic tools

Job description

DTR SERVICES in Saint Paul, MN is seeking a Commercial Trailer Maintenance Technician to keep our fleet on the road. You’ll perform routine maintenance, inspections, and repairs on semi-trailers, using precision and safety to ensure reliability and uptime.

You’ll diagnose faults, work from scheduled work orders, document everything clearly, and collaborate with a tight-knit team in a fast-paced shop. A high school diploma or equivalent and a valid driver’s license are required;