Diesel Mechanic Class B or A (Union 447)

MTLR Corp.•Newark, NJ

79d•Onsite

About The Position

Mendon Truck Leasing & Rental is seeking two experienced diesel mechanics, one for the AM shift and one for the PM shift, to join their Newark team. This is a Union 447 position focused on commercial diesel repair, requiring hands-on heavy-duty or fleet diesel experience. The role involves diagnosing and repairing diesel engines and related systems, performing various repairs on transmissions, drivelines, differentials, steering, suspension, brakes, axles, frames, electrical, hydraulic, and refrigeration systems. Technicians will also complete preventive maintenance inspections, interpret job orders, document repairs using computer systems, test drive commercial vehicles, and perform roadside service when required. Class A mechanics work independently on complex diagnostics and repairs with limited supervision, while Class B mechanics perform most repairs with direction and support on more advanced assignments.

Requirements

Proven heavy-duty diesel truck experience required
Strong diagnostic and troubleshooting skills
Ability to communicate clearly, verbally and in writing
Comfortable using a computer to complete repair documentation
Valid driver’s license required
Must provide own tools

Nice To Haves

CDL preferred (role includes operating commercial vehicles for testing and roadside service)

Responsibilities

Diagnose and repair diesel engines and related systems
Perform transmission, driveline, and differential repairs
Service steering, suspension, brake, axle, frame, electrical, hydraulic, and refrigeration systems
Complete preventive maintenance inspections
Read and interpret job orders
Accurately document repairs using computer-based repair order systems
Test drive commercial vehicles to verify repairs
Perform roadside service when required