Heavy-Duty Diesel Technician - Fleet Diagnostics Pro

Toon Truck & Trailer Repair; New Castle (DE); On-site; USD 25,000 - 34,000; Full time

Job summary

Toon Truck and Trailer Repair in New Castle, DE, seeks a diesel mechanic to service heavy‑duty trucks and equipment. The role emphasizes preventive maintenance, diagnostics, and timely repairs, with a focus on quality service and customer communication.

You will work on electrical, hydraulic, suspension, brake, and air systems, documenting repairs and maintaining records. A technical degree, diesel certificate, and own tools are required.

Qualifications

• 3 years experience
• 3 years experience in diesel/heavy-duty repair preferred
• Must have own tools
• Proficiency with mobile devices and apps for documenting repairs

Responsibilities

• Maintains diesel equipment operation through inspections and preventive maintenance
• Performs repairs and preventive maintenance on electrical, hydraulic, suspension, brake and air systems
• Completes required paperwork and maintains records related to repairs
• Establishes and maintains good relationships with customers and vendors

Skills

Verbal communication

Team player

Organized

Self-motivated

Education

Technical Degree

Diesel Mechanic Certificate

Job description

Toon Truck and Trailer Repair in New Castle, DE, seeks a diesel mechanic to service heavy‑duty trucks and equipment. The role emphasizes preventive maintenance, diagnostics, and timely repairs, with a focus on quality service and customer communication.

You will work on electrical, hydraulic, suspension, brake, and air systems, documenting repairs and maintaining records. A technical degree, diesel certificate, and own tools are required.