Diesel Mechanic - Heavy Trucks & Diagnostics

Interstate Waste Services; Plainfield (NJ); On-site; USD 48,000 - 72,000; Full time

Job summary

Interstate Waste Services in New Jersey is seeking a Diesel Mechanic to inspect, diagnose and repair electrical, hydraulic, suspension, brake and air systems on diesel trucks and equipment.

You will perform PMI, troubleshoot, and replace components while ensuring accurate documentation via fleet maintenance software. This role requires 3–5+ years' Class A/B mechanic experience and strong diagnostic skills. On-site work prioritizes safety and reliability.

Qualifications

• 3-5+ years’ experience as class A or B mechanic.
• Computer diagnostic experience is required.
• Prior experience from waste management industry or heavy equipment is a plus.
• Trade school or similar training is a plus.
• Knowledge of safety procedures and practices.

Responsibilities

• Performs safety procedures and maintains a clean, safe work area.
• Completes paperwork using fleet maintenance software for repairs and times.
• Repairs and adjusts equipment and assists service calls for breakdowns.
• Washes vehicles and equipment and conducts safety checks.
• Maintains compliance with OSHA standards and company policies.

Skills

Diesel mechanic experience

Computer diagnostic experience

Safety procedures knowledge

Education

Trade school or similar training

Tools

Fleet maintenance software

Job description

Interstate Waste Services in New Jersey is seeking a Diesel Mechanic to inspect, diagnose and repair electrical, hydraulic, suspension, brake and air systems on diesel trucks and equipment.

You will perform PMI, troubleshoot, and replace components while ensuring accurate documentation via fleet maintenance software. This role requires 3–5+ years' Class A/B mechanic experience and strong diagnostic skills. On-site work prioritizes safety and reliability.