Fleet Mechanic - Diagnostics, PMs & DOT Compliance

QTC Inc.; Rocklin (CA); On-site; USD 65,000 - 90,000; Full time

Job summary

QTC Inc. seeks an experienced Fleet Mechanic to maintain and repair company trucks, trailers, and construction equipment. You will diagnose issues, perform repairs and preventive maintenance, and help ensure safety and regulatory compliance for the fleet.

The ideal candidate has strong diesel/heavy-vehicle experience, understands DOT inspections, and can coordinate with vendors. This role requires reliable hands-on work and clear communication with drivers and management.

Qualifications

• Experience as a fleet/diesel/heavy-vehicle mechanic.
• Experience maintaining trucks and trailers.
• Strong troubleshooting and diagnostic skills.
• Knowledge of DOT inspection, maintenance, and safety requirements.
• Ability to perform hands-on work with limited supervision.
• Valid driver’s license with acceptable driving record.

Responsibilities

• Perform preventative maintenance, inspections, diagnostics, and repairs on company trucks, trailers, and equipment.
• Diagnose mechanical, electrical, brake, suspension, battery, lighting, and trailer-related issues.
• Determine whether repairs should be completed internally or through an outside vendor.
• Review reported vehicle defects and determine whether vehicles and equipment are safe to remain in service.
• Identify and correct mechanical or safety conditions that could result in a vehicle being placed out of service.
• Maintain preventative maintenance schedules and coordinate required services and inspections.
• Assist with DOT annual inspections, roadside inspection findings, and vehicle-related violations.
• Maintain accurate maintenance, repair, inspection, and service records.
• Review Samsara information related to vehicle faults, inspections, maintenance needs, and driver-reported defects.
• Communicate with dealerships, repair facilities, towing companies, parts suppliers, and other fleet vendors.
• Respond to breakdowns and urgent vehicle or equipment issues as needed.
• Assist with new vehicle and equipment setup, inspections, registrations, accessories, decals, and preparation for field use.
• Maintain commonly used parts, fluids, filters, and fleet maintenance supplies.
• Keep the fleet and shop work areas clean, organized, and safe.
• Communicate vehicle status and repair needs clearly with drivers, field employees, and management.

Skills

Fleet experience

Diesel engines

Heavy equipment

Diagnostics

DOT inspection

Driver's license

Tools

Diagnostic tools

Shop equipment

Samsara familiarity

ELD systems

Job description

QTC Inc. seeks an experienced Fleet Mechanic to maintain and repair company trucks, trailers, and construction equipment. You will diagnose issues, perform repairs and preventive maintenance, and help ensure safety and regulatory compliance for the fleet.

The ideal candidate has strong diesel/heavy-vehicle experience, understands DOT inspections, and can coordinate with vendors. This role requires reliable hands-on work and clear communication with drivers and management.