Heavy Equipment Technician

Join to apply for the Heavy Equipment Technician role at Maricopa County

Posting Date: 11/07/25
Final date to receive applications:
Open Until Filled
Pay Range: $27.00 - $39.00 hourly (Salary offers are based on the candidate's equivalent experience and internal equity with other employees within the same job classification. The position is eligible for overtime compensation for all hours worked over 40 in the designated workweek. Employees will receive a provisional salary set at 5% below the minimum rate for the position until the required Arizona Department of Environmental Quality (ADEQ) certification is obtained.)

Put your mechanical skills to work where they matter most by serving the community. As a Heavy Equipment Technician with the Maricopa County Equipment Services Department, you will play a vital role in keeping our fleet of heavy‑duty trucks and specialized equipment running safely and efficiently. From diagnostics to repairs, your expertise helps power the services that residents rely on every day.

Join a team that values craftsmanship, collaboration, and continuous growth. If you are ready to take on challenging work with purpose, we are ready to welcome you!

The Equipment Services Department manages a fleet of over 3,500 vehicles. We provide services to our community by maintaining vehicles that journey over 24 million miles a year, covering 9,224 square miles of Maricopa County. Join a team of highly trained professionals who have developed an extensive maintenance and asset management program to ensure our vehicles are operating efficiently and safely.

• Work with a greater purpose
• Tuition reimbursement
• Exceptional work‑life balance
• Opportunities for growth and development within Maricopa County
• Low‑cost, high‑value healthcare for you and your qualifying dependents
• Child care benefits, including access to our on‑site center, Maricopa County Kids Club, dedicated to serving Maricopa County families exclusively
• Paid vacation, sick time, and parental leave
• Extensive wellness program, including healthcare premium discounts
• Maricopa County participates in the Arizona State Retirement System. This defined retirement benefit requires a 12% monthly contribution rate and includes a 100% employer match on Day 1
• Learn more at Work With Us | Maricopa County, AZ

• Two years of heavy‑duty and off‑road equipment mechanic experience
• High school diploma or GED
• Must possess a valid Class A or B Commercial Driver's License (CDL) issued by the state of Arizona

• Must undergo drug and alcohol testing before employment and will be subject to further drug and alcohol testing throughout employment per County Policy and FTA Regulations
• Must obtain necessary emission certification license through the Arizona Department of Environmental Quality (ADEQ) within 90 days of hire to perform emissions testing and compliance activities; obtaining this certification is a condition of employment
• Must possess the tools required to perform maintenance and repairs on heavy trucks and equipment in an efficient manner

• Class A or B CDL with a Hazmat endorsement
• Completion of a recognized heavy‑duty equipment/diesel technician training program

• Inspect, diagnose, and perform complex repairs on heavy‑duty vehicles and equipment, including engine systems, electrical/electronic components, braking, climate control, drivetrain, suspension, and body systems; test for proper operation and estimate repair time and cost
• Perform routine preventative maintenance on all vehicles, including oil and filter changes, equipment inspections, and thorough annual inspections on vehicles exceeding 24,000 pounds GVW, in accordance with Arizona Department of Transportation (ADOT) regulations, to ensure safety compliance and operational readiness, and conduct vehicle emissions testing to ensure compliance with state and federal environmental regulations
• Perform road and operational tests of vehicles and heavy equipment after repairs to verify safe, reliable performance; document test results and any follow‑up repairs
• Perform minor metal and material fabrication using…