Heavy Equipment ​/ Diesel Mechanic

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.

• 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.

• 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.

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