Tucson, City of: Heavy Truck Mechanic

Posted July 9, 2026. Open until filled.

About the role

The City of Tucson is seeking a skilled Heavy Truck Mechanic to perform complex repairs and maintenance on a variety of heavy-duty vehicles and equipment, including diesel trucks, fire apparatus, and construction equipment. This position ensures the safe and efficient operation of the city’s fleet, supporting essential public services.

Responsibilities

• Diagnose, repair, and maintain heavy-duty trucks, fire apparatus, and construction equipment, including engines, transmissions, brakes, hydraulics, electrical systems, and emissions components.
• Perform preventive maintenance, inspections, and servicing according to manufacturer specifications and city standards.
• Troubleshoot complex mechanical, electrical, and hydraulic issues using diagnostic tools and technical manuals.
• Weld, fabricate, and modify parts as needed for repairs or custom applications.
• Maintain accurate records of repairs, parts usage, and labor hours in the fleet management system.
• Operate and test repaired vehicles and equipment to ensure proper functionality and compliance with safety standards.
• Assist in maintaining a clean, organized, and safe work environment, including proper handling and disposal of hazardous materials.
• Provide guidance and training to apprentices or less experienced mechanics as needed.
• Respond to emergency repair requests and roadside assistance calls for disabled city vehicles.
• Collaborate with fleet management, parts suppliers, and other departments to ensure timely and cost-effective repairs.

Requirements

• High school diploma or GED equivalent.
• Completion of a vocational or technical program in diesel mechanics, heavy equipment repair, or a related field (or equivalent military training).
• Minimum of 4 years of experience as a heavy-duty truck or diesel mechanic, with a strong background in diagnosing and repairing complex mechanical, electrical, and hydraulic systems.
• Certification from the National Institute for Automotive Service Excellence (ASE) in medium/heavy-duty truck repair (e.g., T-series) is highly desirable.
• Valid Arizona driver’s license with a clean driving record; a Commercial Driver’s License (CDL) or the ability to obtain one within 6 months of hire is required.
• Proficiency in using diagnostic software, scan tools, and precision measurement instruments.
• Experience with welding, fabrication, and machining is a plus.
• Physical ability to lift up to 75 pounds, work in confined spaces, and perform tasks in various weather conditions.
• Strong problem-solving skills and the ability to work independently or as part of a team.
• Excellent communication skills and a commitment to providing high-quality customer service.

Benefits

• Competitive salary range: $24.50 - $32.60 per hour, depending on experience and qualifications.
• Comprehensive benefits package, including medical, dental, and vision insurance for employees and dependents.
• Retirement plan through the Arizona State Retirement System (ASRS) with employer matching contributions.
• Paid vacation, sick leave, and holidays (12 paid holidays per year).
• Tuition reimbursement and professional development opportunities.
• Employee wellness programs and access to city recreational facilities.
• Uniforms and safety gear provided.
• Opportunities for overtime and shift differential pay.

Schedule

• Full-time position, typically Monday through Friday, with occasional overtime and on-call duties as needed.
• Standard work hours: 7:00 AM to 3:30 PM, with flexibility required for emergency repairs or project deadlines.