Diesel Mechanic

Shift: Night Shift (2:30 PM – 1:00 AM)
Wilmington, NC
Why Join GFL?
At GFL Environmental, we keep communities clean and running safely. As a Tech B Diesel & CNG Mechanic, you won't just turn wrenches—you'll own your growth with clear pathways to advance your career, competitive pay, and strong perks:
Tool Allowance to help you keep your gear top-notch.
Boot Allowance to keep you comfortable on the floor.
Paid Training & ASE Support so you can level up your skills on company time.

Position Overview

As a Diesel Mechanic - Tech B, you will work alongside shop leadership and senior mechanics to keep our diverse fleet of Diesel and Compressed Natural Gas (CNG) vehicles operating in peak, "road-ready" condition. You will handle everything from standard preventative maintenance and electronic diagnostics to complex mechanical repairs in a safe, fast-paced shop environment.

Key Responsibilities

• Fleet Diagnostics & Repair: Diagnose, service, and repair diesel engines, CNG systems, hydraulics, and electrical components.

• Inspections: Conduct thorough DOT and brake inspections to ensure full safety compliance across all fleet vehicles.

• Brake & AC Service: Perform routine and complex brake system repairs and service A/C systems using standard electronic diagnostic software.

• Road Testing: Test-drive trucks as needed to accurately diagnose issues and confirm repairs.

• Shop & Administrative Duties: Log work orders, manage parts inventory, maintain clean work bays, and adhere strictly to OSHA and GFL safety protocols.

Qualifications & Requirements

• Experience: 3+ years of experience in heavy-duty diesel and/or CNG fleet maintenance.

• Certifications Required: Brake Safety Certificate and EPA Section 609 A/C Certification.

• Tech Savvy: Proficiency with electronic diagnostic software and basic computer systems.

• Driver’s License: Valid Class A or B CDL strongly preferred (or willingness to obtain within 6 months of hire). ASE certifications are a strong plus.

• Safety First: Working knowledge of DOT and OSHA regulations, with a strong commitment to shop safety.

Physical Demands

• Ability to stand, bend, climb ladders, and maneuver in tight shop spaces for extended periods.

• Ability to lift up to 50 lbs. regularly and push/pull up to 100 lbs.

• Comfortable operating heavy equipment, power tools, and computerized diagnostic units.

#GFLTalent

We thank you for your interest. Only those selected for an interview will be contacted.

GFL is committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. If you are interested in applying for employment and need special assistance or an accommodation to apply for a posted position, please contact


Please note that GFL does not provide visa sponsorship   for this position. Valid work authorization in the country where the job is located is required. Successful candidates will be required to provide valid documentation confirming their eligibility to work in the country where the job is located prior to their start date.

This hiring process may utilize machine-based systems to assist in screening and assessing applicants. Final selection decisions are made by our recruitment team.