Diesel Mechanic: Diagnostics Pro & Leader

GFL - Sewer Technologies Division; Byron Township (MI); On-site; USD 34,000 - 48,000; Full time

Benefits offered by this job

15 days paid time off

HSAs and medical options

401(k) with match

Monthly tool allowance

Boots and uniforms provided

$3 shift differential

Paid holidays

Employee Assistance Program

Job summary

GFL Environmental is seeking an experienced Mechanic to service and repair heavy-duty diesel trucks and equipment. You will diagnose engine and electrical systems, perform brake and emission inspections, and uphold DOT compliance while mentoring junior staff.

We expect hands-on experience with diagnostic software, strong schematics skills, and the ability to prioritize repairs for efficiency. Competitive pay, benefits, and a supportive team environment are offered.

Qualifications

• Must have DOT/OSHA regs knowledge.
• Must have Brake safety certificate and 609 A/C system cert.
• ASE certs preferred.
• Able to read schematics and manuals clearly.
• Experience with diagnostic software and training in software systems.

Responsibilities

• Diagnose and repair diesel and CNG powered trucks and components.
• Lead inspections of brakes, engines, emissions, steering and bearings.
• Mentor level B and C mechanics.
• Prioritize repairs to maximize efficiency and timeliness.
• Oversee repair schedules and parts ordering.
• Perform DOT and brake inspections on vehicles.
• Complete reports and administrative duties daily.
• Maintain safe working conditions and compliance with safety rules.

Skills

Engine diagnostics

DPF aftertreatment

Diesel & CNG trucks

Brake inspections

Mentoring juniors

Repair scheduling

DOT compliance

Documentation

Education

Brake safety cert

609 A/C system cert

ASE certifications preferred

Class A/B CDL preferred

2+ years diesel/CNG maintenance experience

Tools

Diagnostic software

Cummins Insite/JPRO

Mack tech tools

Job description

GFL Environmental is seeking an experienced Mechanic to service and repair heavy-duty diesel trucks and equipment. You will diagnose engine and electrical systems, perform brake and emission inspections, and uphold DOT compliance while mentoring junior staff.

We expect hands-on experience with diagnostic software, strong schematics skills, and the ability to prioritize repairs for efficiency. Competitive pay, benefits, and a supportive team environment are offered.