Heavy Equipment / Diesel Mechanic

Temconconcrete; Tempe (AZ); On-site; USD 52,000 - 78,000; Full time

Benefits offered by this job

Competitive Wages

On the job training

PTO/Vacation Pay

Holiday Pay

Job summary

Temcon Concrete in Tempe, AZ is seeking a Heavy Equipment/Diesel Mechanic responsible for inspecting, diagnosing, repairing, and performing preventive maintenance on heavy construction equipment, diesel-powered vehicles, trailers, and related machinery.

You will ensure equipment operates safely and efficiently, adhere to OSHA/DOT and manufacturer standards, and minimize downtime for field operations through routine service and troubleshooting. Experience with CAT/John Deere/Komatsu is preferred.

Qualifications

• High school diploma or GED preferred.
• Completion of a diesel mechanic program or equivalent work experience preferred.
• 3–5 years of heavy equipment and diesel repair experience preferred.
• Experience with CAT, Deere, Komatsu, Volvo, Case, Bobcat or similar equipment preferred.
• Ability to read service manuals, hydraulic schematics and electrical diagrams.
• Basic computer skills for maintenance tracking systems.
• CDL preferred or ability to obtain one.
• ASE, CAT, Cummins or other manufacturer certifications are a plus.

Responsibilities

• Diagnose mechanical, hydraulic, electrical, and pneumatic issues on heavy equipment.
• Perform preventive maintenance according to manufacturer recommendations.
• Repair and service diesel engines, transmissions, brakes, steering, and cooling systems.
• Troubleshoot hydraulic systems, pumps, cylinders, and hoses.
• Diagnose and repair electrical systems, including wiring and lighting.
• Service air brake systems and DOT-regulated equipment.
• Weld and fabricate repairs as needed.
• Maintain maintenance records, repair orders and parts usage.
• Operate diagnostic software and coordinate with supervision on priorities.
• Test equipment after repairs to verify safe operation.
• Maintain a clean, safe work area and respond to field service calls.

Skills

Mechanical aptitude

Read schematics

Basic computer skills

CDL preferred

Education

High school diploma or GED

Diesel mechanic program or equivalent

Tools

Caterpillar

John Deere

Komatsu

Volvo

Case

Bobcat

Job description

The Heavy Equipment/Diesel Mechanic is responsible for inspecting, diagnosing, repairing, and performing preventive maintenance on heavy construction equipment, diesel-powered vehicles,
trailers, and related machinery. This position ensures company equipment operates safely, efficiently, and in compliance with OSHA, DOT, and manufacturer standards while minimizing downtime for field operations.

Responsibilities & Duties

• Diagnose mechanical, hydraulic, electrical, and pneumatic issues on heavy construction equipment.
• Perform preventive maintenance according to manufacturer recommendations and company maintenance schedules.
• Repair and service diesel engines, transmissions, differentials, brakes, steering, suspension, and cooling systems.
• Troubleshoot hydraulic systems, pumps, cylinders, valves, and hoses.
• Diagnose and repair electrical systems, including wiring, lighting, charging, and starting systems.
• Service air brake systems and DOT-regulated equipment.
• Perform welding and fabrication repairs as needed.
• Conduct inspections and identify equipment requiring repair or replacement.
• Maintain accurate maintenance records, repair orders, and parts usage.
• Operate diagnostic software and computerized troubleshooting equipment when applicable.
• Coordinate with supervisors regarding equipment availability and repair priorities.
• Test equipment after repairs to verify safe and proper operation.
• Maintain a clean, organized, and safe work area.
• Respond to field service calls and emergency equipment breakdowns when necessary.
• Assist with inventory control of parts, fluids, and shop supplies.
• Follow all company safety policies, OSHA regulations, and environmental guidelines for handling oils, fuels, batteries, and hazardous materials.

Requirements & Qualifications

• High school diploma or GED preferred.
• Completion of a diesel mechanic program or equivalent work experience preferred.
• Minimum 3–5 years of heavy equipment and diesel repair experience preferred.
• Experience with Caterpillar, John Deere, Komatsu, Volvo, Case, Bobcat, or similar equipment preferred.
• Ability to read service manuals, hydraulic schematics, and electrical diagrams.
• Basic computer skills for maintenance tracking systems.
• CDL preferred or ability to obtain one.
• ASE, CAT, Cummins, or other manufacturer certifications are a plus.

Physical Requirements:

• Frequently lift up to 50 pounds; occasionally lift up to 100 pounds with assistance.
• Stand, walk, bend, kneel, crawl, squat, climb, and work in confined spaces for extended periods.
• Work indoors and outdoors in varying Arizona weather conditions, including extreme heat.
• Ability to safely use hand tools, power tools, lifting devices, and diagnostic equipment.
• Ability to wear required personal protective equipment (PPE).
• Construction equipment shop and outdoor job sites.
• Exposure to dust, dirt, grease, noise, vibration, and varying weather conditions.

Temcon Concrete is an Equal Opportunity Employer offering a generous benefit package

• Competitive Wages
• On the job training
• PTO/Vacation Pay
• Holiday Pay