Senior Diesel Technician — Heavy Equipment Maintenance

Sunstate Equipment Co., LLC; Phoenix (AZ); On-site; USD 40,000 - 55,000; Full time

Benefits offered by this job

Uniforms provided

Free equipment rental

Safety glasses provided

Vacation overtime benefit

Medical/dental/vision insurance after

Job summary

Sunstate Equipment Co., LLC in Phoenix is looking for an experienced diesel mechanic to service heavy construction and rental equipment. You will diagnose hydraulic, electrical, and engine systems and perform major repairs to ensure fleet reliability.

The role requires at least 3 years of hands-on experience with Tier 4 engines, along with DPF/SCR/DEF/EGR aftertreatment and strong problem-solving skills. Tools provided by you and safety-focused work environment.

Qualifications

• Minimum 3 years of diesel mechanic experience in heavy construction equipment or rental fleet.
• Experience with hydraulic, electrical, pneumatic and engine repairs.
• Familiarity with Tier 4 engines and aftertreatment systems.
• Ability to read schematics and use diagnostic software.
• Must have own necessary tools for scope of repairs.
• Strong safety awareness and time management.

Responsibilities

• Perform routine and major repairs on engines, hydraulics, electrical, and drivetrains.
• Troubleshoot and diagnose malfunctions and repair equipment.
• Inspect, service, and test equipment to manufacturer specifications.
• Maintain accurate maintenance and repair records, including warranty work.

Skills

Diesel mechanic

Heavy equipment

Hydraulic systems

Electrical systems

Engine diagnostics

Tier 4 engines

DPF/SCR/DEF/EGR

Preventative maintenance

Troubleshooting

Welding methods

Education

High school diploma or equivalent

Tools

Diagnostic software

Hand tools

Welding equipment

Job description

Sunstate Equipment Co., LLC in Phoenix is looking for an experienced diesel mechanic to service heavy construction and rental equipment. You will diagnose hydraulic, electrical, and engine systems and perform major repairs to ensure fleet reliability.

The role requires at least 3 years of hands-on experience with Tier 4 engines, along with DPF/SCR/DEF/EGR aftertreatment and strong problem-solving skills. Tools provided by you and safety-focused work environment.