Diesel Technician: Fleet Diagnostics & Heavy-Duty Repairs

Final Mile; Mableton (GA); On-site; USD 52,000 - 78,000; Full time

Benefits offered by this job

Health insurance

Job summary

Final Mile is seeking a Fleet Technician III in Mableton, GA to diagnose, repair, and maintain Class 8 tractor-trailer equipment. You will handle diesel engines, powertrains, braking systems, HVAC, and electronics, including diagnostics with software tools.

Strong attention to DOT standards and safety is essential. You will perform preventive maintenance, road tests, and support other technicians while maintaining accurate repair records.

Qualifications

• 4 years practical tractor-trailer maintenance experience.
• High school diploma or equivalent.
• ASE Certification and/or DOT certifications preferred.
• Ability to read and communicate in English.
• Own tools (hand and pneumatic) required.
• Willingness to travel for training.

Responsibilities

• Diagnose, adjust, and repair class 8 tractor and trailing fleet equipment.
• Perform preventive maintenance and tire repairs as needed.
• Demonstrate proficiency in diesel engines, powertrain, brakes, HVAC, and electronics.
• Road test vehicles to verify repairs and diagnose malfunctions.
• Maintain a clean, safe work area following SOPs and DOT standards.
• Mentor other technicians and document repair work in the system.

Skills

Diesel engines

Electrical systems

Brakes

Transmissions

Diagnostics

Welding

DOT compliance

Tool use

English communication

Education

ASE Certification

608/609 certifications

OEM training (FRTL/INTL)

Vocational/Technical certification

Tools

Diagnostic software

Windows-based systems

Test instruments

Welding equipment

Job description

Final Mile is seeking a Fleet Technician III in Mableton, GA to diagnose, repair, and maintain Class 8 tractor-trailer equipment. You will handle diesel engines, powertrains, braking systems, HVAC, and electronics, including diagnostics with software tools.

Strong attention to DOT standards and safety is essential. You will perform preventive maintenance, road tests, and support other technicians while maintaining accurate repair records.