Diesel Technician Level 3 - Fleet Diagnostics & PM

Hub Group; Mesquite (TX); On-site; USD 41,000 - 58,000; Full time

Job summary

Hub Group in Mesquite, TX is seeking a Diesel Technician Level 3 to diagnose, adjust and repair Class 8 tractors and trailing fleet equipment, including engines, transmissions, braking, HVAC, and aftertreatment systems. This role emphasizes preventive maintenance, DOT compliance and safety, with welding and diagnostics as core skills.

The candidate should have at least 4 years of experience, a high school diploma or equivalent, and own tools to perform the work.

Qualifications

• 4 years practical experience with tractor-trailer maintenance.
• High school diploma or equivalent.
• Vocational/Technical or certification preferred.
• Demonstrated customer service and relationship building skills.
• ASE Certification preferred, 608/609 preferred.

Responsibilities

• Diagnose, adjust and repair class 8 tractors and trailing fleet equipment.
• Perform preventive maintenance and tire repairs.
• Weld MIG/TIG as needed in non-standard situations.
• Use diagnostic software and ECM/ECU diagnostics.
• Ensure DOT compliance and proper documentation.

Skills

Diesel engines

Electrical systems

Brake systems

HVAC systems

Welding

Diagnostics

Education

High school diploma or equivalent

Vocational/Technical certification

ASE Certification preferred

Tools

Detroit DD15

ECM/ECU diagnostics

Diagnostic software

Windows-based computers

Job description

Hub Group in Mesquite, TX is seeking a Diesel Technician Level 3 to diagnose, adjust and repair Class 8 tractors and trailing fleet equipment, including engines, transmissions, braking, HVAC, and aftertreatment systems. This role emphasizes preventive maintenance, DOT compliance and safety, with welding and diagnostics as core skills.

The candidate should have at least 4 years of experience, a high school diploma or equivalent, and own tools to perform the work.