Diesel Truck & Trailer Technician — Growth & Perks

Southern Tire Mart; Tucson (AZ); Hybrid; USD 28,000 - 41,000; Full time

Benefits offered by this job

Competitive hourly pay

401(k) with company match

Health, Dental, Vision, Life Insurance

Paid on-the-job training

Career growth opportunities

Job summary

Southern Tire Mart is seeking a diesel mechanic to diagnose and repair brakes, HVAC, drivetrains, and electrical systems on semi-trucks and trailers. You will perform PM inspections, fleet checks, and servicing, including tire work and TPMS tasks.

You will operate diagnostic tools, maintain detailed records, and respond to roadside service calls with flexibility for evenings, weekends, and overtime as needed. A valid license and physical ability to lift heavy tires are required.

Qualifications

• High school diploma or equivalent; trade school certification is a plus.
• Prior experience as a diesel mechanic or heavy truck mechanic preferred.
• Strong mechanical knowledge and problem-solving ability.
• Must be able to lift/move tires and equipment (30–250 lbs).
• Valid driver's license with clean driving record.
• Willingness to work in varying conditions and flexible hours, overtime possible.

Responsibilities

• Diagnose and repair mechanical systems on semi-trucks and trailers (brakes, HVAC, drivetrains, electrical).
• Perform preventive maintenance inspections and fleet inspections.
• Operate diagnostic tools to troubleshoot issues.
• Perform tire-related services and TPMS maintenance.
• Maintain detailed records of work performed and safety compliance.
• Respond to roadside service calls and assist with inventory and shop organization.
• Complete other duties as assigned.

Skills

Mechanical knowledge

Problem solving

Lifting ability

Reliable transportation

Education

High school diploma or equivalent

Trade school certification

Tools

Diesel diagnostic tools

Job description

Southern Tire Mart is seeking a diesel mechanic to diagnose and repair brakes, HVAC, drivetrains, and electrical systems on semi-trucks and trailers. You will perform PM inspections, fleet checks, and servicing, including tire work and TPMS tasks.

You will operate diagnostic tools, maintain detailed records, and respond to roadside service calls with flexibility for evenings, weekends, and overtime as needed. A valid license and physical ability to lift heavy tires are required.