Diesel Mechanic

CDL / Commercial Fleet Diesel Mechanic
Keep the Green Fleet Rolling! Join GFL as a Diesel Mechanic!
About the Role
Every great fleet needs an even better mechanic behind the scenes! At GFL Environmental, our fleet of commercial diesel trucks keeps local communities clean, safe, and running smoothly—and you’re the expert who keeps those trucks on the road.
If you love turning wrenches, troubleshooting complex diesel engines, and taking pride in maintaining reliable commercial vehicles, we want you on our shop team!

What You’ll Be Doing

• Commercial Fleet Maintenance: Perform routine preventive maintenance, oil changes, brake inspections, and tune-ups on our commercial fleet of diesel trucks.

• Master Troubleshooter: Diagnose and repair diesel engines, air brakes, electrical systems, suspensions, transmissions, and emission control systems.

• Preventative Safety: Conduct safety inspections to identify potential mechanical issues before they turn into road delays or safety hazards.

• Shop & System Operations: Utilize diagnostic software, maintain clean work areas, document work orders accurately, manage parts inventory, and follow lock-out/tag-out safety protocols.

• Continuous Improvement: Work alongside a skilled team to solve tough mechanical puzzles, keep shop efficiency high, and assist with training new shop team members.

What We’re Looking For

• Credentials: High School Diploma or GED (vocational/technical diploma in diesel technology is a major plus!).

• Experience: Minimum of 1 year of hands-on experience in diesel engine repair and commercial fleet/truck maintenance.

• Technical Skills: Strong working knowledge of diesel engine diagnostics, air brakes, electrical systems, and computer literacy to use shop software systems.

• Tools of the Trade: Ownership of basic mechanic hand tools (specialty tools provided in-shop).

• Physical Capability: Ability to frequently lift, push, or pull up to 100 lbs and work actively in a bustling repair shop environment.

• CDL Advantage: A valid Commercial Driver’s License (CDL) is a plus for test-driving fleet vehicles!

Why Fix Fleet Trucks with GFL?

• Home Every Night & Year-Round Work: Enjoy stable, essential work with consistent schedules and regular hours.

• Competitive Pay & Full Benefits: Great hourly wages, health, dental, and vision packages, paid time off, and 401(k) options.

• Growth & Modern Tech: Access to ongoing training on modern diesel engine technologies and diagnostic equipment.

• Great Shop Culture: A supportive environment where your technical expertise and hard work are truly valued.

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.