Senior Heavy-Duty Truck Technician — Master Tech

TEC Equipment; Fontana (CA); On-site; USD 69,000 - 87,000; Full time

Benefits offered by this job

Health, wellness & retirement benefits

Education assistance

Paid holidays & vacation

Job summary

TEC Equipment is seeking an experienced Heavy-Duty Truck Technician in Fontana, CA to diagnose and repair Mack/Volvo trucks and related systems. You will perform inspections, engine overhauls, major component repairs, and complex wiring work while maintaining safety and quality standards.

Responsibilities include preventive maintenance, diagnostic testing, and accurate service-record keeping. The role requires owning hand tools, a strong problem-solving mindset, and the ability to work with

Qualifications

• Minimum 5 years practical experience in commercial 6 & 8 truck classes.
• Must have own hand tools.
• Highly proficient in the repair and diagnosis of all aspects of commercial trucks; diesel engines, transmissions, clutches, drive shafts & differentials.
• OEM Master Tech certifications & Cummins training preferred.
• Proficient computer skills to input vehicle maintenance records and utilize diagnostic software.
• CDL license preferred but not required.

Responsibilities

• Conduct thorough inspections and diagnostic tests to troubleshoot issues and repair vehicle to proper operating condition
• Perform advanced repairs and replace major components such as radiators, valve adjustments, and turbos
• Rebuild or repair major components such as transmissions, gear plates and block reconditioning
• Perform entire engine overhauls including replacing heads, rods and main bearings
• Troubleshoot and perform complex wiring repairs and diagnose and repair any electronic issues
• Perform routine and preventative maintenance services. Identify worn and damaged parts to include major components, repairing, adjusting, or replacing as needed
• Maintain safe and organized work area
• Ability to be on task to meet shop quality and efficiency standards
• Maintain vehicle records by annotating services and repairs
• Follow all state and federal vehicle requirements by testing engine, safety and combustion control standards; follow company policies, procedures and safety and EPA regulations
• Must use all safety equipment necessary for the job
• Maintain current knowledge of job and technical skills by participating in educational opportunities and reading technical and regulation publications
• Verify vehicle performance by conducting test drives and adjusting controls and systems

Skills

Truck diagnostics

Diesel engines

Electrical systems

Hydraulic systems

Brakes

Diagnostics software

Tools ownership

CDL preferred

Tools

Diagnostic software

Job description

TEC Equipment is seeking an experienced Heavy-Duty Truck Technician in Fontana, CA to diagnose and repair Mack/Volvo trucks and related systems. You will perform inspections, engine overhauls, major component repairs, and complex wiring work while maintaining safety and quality standards.

Responsibilities include preventive maintenance, diagnostic testing, and accurate service-record keeping. The role requires owning hand tools, a strong problem-solving mindset, and the ability to work with