Mechanic B

Interstate Waste Services • Plainfield, NJ

1d

About The Position

The Level B Fleet Mechanic/Technician is a journeyman-level role responsible for independently diagnosing and repairing most mechanical, electrical, and hydraulic issues on refuse trucks, heavy trucks and tractors, trailers, and heavy equipment. The role also mentors Level C technicians, supports road calls, and helps ensure fleet uptime and DOT compliance.

The position performs preventive maintenance and DOT-compliant inspections, documents and resolves vehicle defects, uses diagnostic software and technical references to troubleshoot complex issues, and responds to breakdowns across the NYC tri-state area. The mechanic communicates repair status with dispatch, supervisors, and drivers, completes thorough work orders, and supports continuous improvement in preventive maintenance compliance, repeat repair reduction, and parts standardization. Other duties may be assigned, requested, or required.

Requirements

• High school diploma or GED.
• 3–5+ years of hands-on experience as a diesel, truck, or heavy equipment mechanic/technician, including diagnostics and major component replacement.
• Demonstrated proficiency with hydraulic, pneumatic, and electrical systems.
• Ability to read and interpret OEM service manuals, wiring diagrams, and hydraulic schematics.

Nice To Haves

• Valid CDL Class B or higher with air brake endorsement is strongly preferred for road tests and moving equipment on public roads within NY/NJ/CT.
• Experience in refuse/solid waste, municipal, or LTL/heavy trucking fleets operating in urban environments.
• ASE certifications in Medium/Heavy Truck (T series) or Truck Equipment (E series); working toward Master status is preferred.
• Basic welding and cutting skills (MIG, stick, torch) for brackets, hangers, and minor body fabrication.
• Familiarity with computerized fleet maintenance and parts inventory systems.

Responsibilities

• Independently diagnose and repair diesel and gasoline engines, including intake, fuel, cooling, and aftertreatment/emissions components.
• Diagnose and repair drivetrain components, including clutches, transmissions, differentials, PTOs, and drive lines.
• Diagnose and repair air and hydraulic brake systems, ABS, and suspension components.
• Diagnose and repair refuse-equipment hydraulic systems, including packer bodies, arms, cylinders, pumps, valves, and hose routing.
• Diagnose and repair electrical systems, including starting and charging systems, multiplex wiring, sensors, and lighting.
• Perform and sign off on DOT-compliant inspections and preventive maintenance, ensuring safety-critical items are addressed and documented.
• Interpret and close out DVIR/eDVIR defects accurately, and communicate recurring defects to leadership for root-cause analysis.
• Use OEM and aftermarket diagnostic software, service bulletins, and wiring schematics to troubleshoot complex issues.
• Respond to road calls and breakdowns throughout the NYC tri-state area; make safe temporary or permanent repairs or coordinate towing as needed.
• Communicate repair status and estimated completion times to dispatch, supervisors, and drivers.
• Guide and mentor Level C technicians on safety, troubleshooting, best practices, and proper repair methods.
• Complete work orders thoroughly, documenting complaint, cause, correction, labor hours, and parts used.
• Support continuous improvement initiatives for preventive maintenance compliance, repeat repair reduction, and parts standardization.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED