Evening Diesel & CNG Mechanic — Fleet Maintenance Pro

GFL Environmental Inc.; Joplin (MO); Hybrid; USD 52,000 - 68,000; Full time

Job summary

GFL Environmental Inc. in Joplin, MO is seeking an Evening Mechanic to maintain our Diesel and CNG fleet and keep it road-ready.

You will diagnose, repair, and perform preventive maintenance under shop leadership, and will test drive trucks to identify malfunctions while ensuring compliance with safety standards. The role requires strong technical skills, ability to read maintenance manuals, and experience with diagnostic software.

Qualifications

• 3+ years of diesel/CNG maintenance experience.
• Knowledge of DOT/OSHA regulations and safety.
• Ability to read and interpret maintenance instructions and manuals.
• Experience using diagnostic software preferred.

Responsibilities

• Diagnose, repair and maintain Diesel and CNG fleet under supervision.
• Complete basic inspection of brakes, engines, emissions and steering systems.
• Test drive trucks to diagnose malfunctions.
• Perform electronic diagnostics and repair electrical/hydraulic systems.
• Complete reports, work orders and order parts as required.

Skills

Diesel/CNG maintenance

Electronic diagnostics

Brake inspections

Safety/regulations

Communication

Education

CDL (Class A or B) preferred

ASE certifications preferred

Tools

Diagnostic software

Computer literacy

Job description

GFL Environmental Inc. in Joplin, MO is seeking an Evening Mechanic to maintain our Diesel and CNG fleet and keep it road-ready.

You will diagnose, repair, and perform preventive maintenance under shop leadership, and will test drive trucks to identify malfunctions while ensuring compliance with safety standards. The role requires strong technical skills, ability to read maintenance manuals, and experience with diagnostic software.