Mobile Technician

Arizona Truck AC & Repair LLC; Phoenix (AZ); On-site; USD 55,000 - 75,000; Full time

Benefits offered by this job

Health insurance

Paid time off

Job summary

Arizona Truck AC & Repair LLC in Phoenix is seeking a Mobile Technician to diagnose, repair, and maintain heavy-duty trucks at customer sites and in the field. You will rely on strong technical skills and the ability to work independently in diverse environments.

This role covers on-site diagnostics, preventive maintenance, and clear communication with customers. The company offers a service truck, competitive pay, overtime opportunities, and room for advancement.

Qualifications

• 5+ years of experience in heavy-duty or diesel repair.
• Strong diagnostic and troubleshooting skills.
• Ability to work independently and manage time in a field environment.
• Experience with mobile or field service preferred.
• Valid driver’s license required (CDL preferred, depending on role).
• Ability to meet DOT requirements (if applicable).
• Relevant certifications (ASE or OEM training) are a plus.

Responsibilities

• Perform on-site diagnostics, repairs, and preventive maintenance on heavy-duty trucks and equipment.
• Troubleshoot diesel engines, electrical systems, hydraulics, air brakes, and drivetrains.
• Respond to mobile service calls and emergency breakdowns as needed.
• Operate and maintain a service truck, ensuring proper tools, parts, and inventory are stocked.
• Accurately document work performed, parts used, and labor time.
• Communicate effectively with customers regarding repairs, timelines, and recommendations.
• Follow all DOT, safety, and company procedures.
• Maintain a clean, organized, and fully equipped service vehicle.
• Coordinate with dispatch and shop team to prioritize and complete service calls efficiently.

Skills

Heavy-duty repair

Diesel diagnostics

Field service

DOT compliance

Independent work

Education

ASE or OEM training

Job description

Benefits:

• Health insurance
• Paid time off

Position Overview

The Mobile Technician is responsible for diagnosing, repairing, and maintaining heavy-duty trucks and equipment at customer locations and in the field. This role requires strong technical expertise, independence, and the ability to deliver high-quality service in a variety of environments.

Key Responsibilities

• Perform on-site diagnostics, repairs, and preventive maintenance on heavy-duty trucks and equipment
• Troubleshoot diesel engines, electrical systems, hydraulics, air brakes, and drivetrains
• Respond to mobile service calls and emergency breakdowns as needed

Key Responsibilities

• Operate and maintain a service truck, ensuring proper tools, parts, and inventory are stocked
• Accurately document work performed, parts used, and labor time
• Communicate effectively with customers regarding repairs, timelines, and recommendations
• Follow all DOT, safety, and company procedures
• Maintain a clean, organized, and fully equipped service vehicle
• Coordinate with dispatch and shop team to prioritize and complete service calls efficiently

Qualifications

• 5+ years of experience in heavy-duty or diesel repair
• Strong diagnostic and troubleshooting skills
• Ability to work independently and manage time in a field environment
• Experience with mobile or field service preferred
• Valid driver’s license required (CDL preferred, depending on role)
• Ability to meet DOT requirements (if applicable)
• Relevant certifications (ASE or OEM training) are a plus

Work Environment

• Field-based role working outdoors and at customer job sites in varying weather conditions
• Physically demanding (lifting, bending, working with heavy equipment)
• May require on-call, after-hours, or weekend work

Why Join Us

• Competitive pay with overtime opportunities
• Company-provided service truck
• Independence and variety in daily work
• Opportunities for advancement and ongoing training
• Supportive, team-oriented company culture