Fleet Diesel Mechanic — Diagnostics & Preventive Maintenance

Energy Jobline ZR; Millsboro (DE); On-site; USD 50,000 - 70,000; Full time

Job summary

Thompson First Group is seeking Fleet Mechanics for direct hire roles in Millsboro, DE. Candidates with experience as Fleet or Diesel Mechanics working on tractor trailers and reefers are encouraged to apply.

The role emphasizes not only routine maintenance but also basic diagnostics and preventive measures to optimize fleet performance and longevity. Teamwork, inspections, and software-assisted diagnostics are key aspects of the job.

Qualifications

• Associate degree in Electrical, Mechanical, Automotive Engineering or related field.
• 1–10 years of relevant work experience.
• Must possess a valid Driver's license.

Responsibilities

• Performs basic and intermediate inspections and preventative maintenance.
• Performs basic diagnostics, intermediate repairs and advanced maintenance under supervision.
• Provides guidance and assistance to Fleet Mechanics
• Shop clean-up and organization.
• Utilizes Fleet Maintenance, Telematics and/or diagnostic software system program(s).

Skills

Basic diagnostics

Preventive maintenance

Equipment operation

Diagnostic software

Education

Associate degree in Electrical/Mechanical/Automotive Engineering or related field

Tools

Diagnostic software

Job description

Thompson First Group is seeking Fleet Mechanics for direct hire roles in Millsboro, DE. Candidates with experience as Fleet or Diesel Mechanics working on tractor trailers and reefers are encouraged to apply.

The role emphasizes not only routine maintenance but also basic diagnostics and preventive measures to optimize fleet performance and longevity. Teamwork, inspections, and software-assisted diagnostics are key aspects of the job.