Diesel Truck & Trailer Maintenance Technician

Synagro Open Positions

Hampshire Township (IL)

On-site

USD 52,000 - 76,000

Full time

14 days+

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Job summary

Synagro is seeking a skilled Semi-Truck & Trailer Maintenance Technician to perform inspections, preventive maintenance, diagnostics, repairs, and troubleshooting of commercial trucks, trailers, and related equipment. The role emphasizes safety, quality, and minimizing downtime.

The ideal candidate has strong mechanical aptitude, experience with diesel-powered equipment, and a commitment to accurate documentation and teamwork in a fast-paced shop environment. This is an on-site role in Illinois.

Qualifications

High school diploma or GED required.
Minimum 2 years of experience maintaining and repairing semi-trucks and trailers.
Knowledge of diesel engines, air brake systems, electrical systems, and trailer components.
Ability to read and interpret technical manuals, schematics, and repair procedures.
Welding and fabrication experience preferred.
Valid driver's license; CDL preferred.
Ability to lift up to 75 pounds and perform physically demanding work in a shop environment.

Responsibilities

Perform preventative maintenance services on semi-trucks, trailers, and fleet equipment.
Diagnose and repair mechanical, electrical, hydraulic, pneumatic, and suspension system issues.
Repair diesel engines, transmissions, clutches, brakes, steering components, and driveline systems.
Inspect, repair, and replace trailer components including landing gear, lighting systems, and air systems.
Troubleshoot and repair ABS brake systems and air brake components.
Perform welding, fabrication, and minor body repairs as needed.
Complete tire inspections, repairs, replacements, and wheel-end maintenance.
Conduct DOT inspections and ensure vehicles comply with federal, state, and company regulations.
Complete work orders and maintenance logs.