Master Mechanic

Master Mechanic Job Location s

US-AZ-TEMPE

FNF Construction, Inc. is hiring a Master Mechanice in Tempe, AZ!

The Master Mechanic is responsible for the inspection, diagnosis, maintenance, repair, and overhaul of heavy construction equipment, fleet vehicles, and related machinery. This position serves as a technical leader within the maintenance team, ensuring equipment reliability, minimizing downtime, and supporting safe and efficient construction operations. Travel may be required. This is a safety sensitive position.

FNF Construction, Inc., a Mas Tec CE&I company, established in 1984, has maintained a strong commitment to excellence on all of our projects. The majority of our projects are in the Southwest where we provide heavy-highway construction and general engineering work, both as a general contractor, subcontractor and manufacturer/producer of aggregate and asphalt rubber binder. Our partnering management approach has earned us long-lasting relationships with both government and private industry in all types and sizes of construction projects.

FNF Construction is part of the Mas Tec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing construction services across our renewables, industrial, infrastructure, and general building operating groups. Sustainability and safety are foundational to our culture and influence everything we do.

Mas Tec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor).

• Diagnose mechanical, hydraulic, electrical, and pneumatic system failures.
• Perform preventive maintenance and schedule inspections on heavy equipment and fleet vehicles.
• Repair and rebuild diesel engines, transmissions, hydraulic pumps, and other major components.
• Troubleshoot and repair electrical systems and electronic controls.
• Inspect equipment for wear, damage, and safety concerns.
• Conduct field service repairs at active construction sites as needed.
• Operate diagnostic equipment and computerized troubleshooting tools.
• Maintain accurate maintenance records and repair documentation.
• Coordinate parts procurement and inventory requirements.
• Assist in prioritizing repairs to maximize equipment availability.
• Mentor and train mechanics, apprentices, and maintenance personnel.
• Ensure compliance with company safety policies and applicable OSHA, DOT, and MSHA regulations.
• Maintain a clean, organized, and safe work environment.
• Perform other duties as assigned

• High school diploma or GED.
• Extensive experience repairing heavy construction equipment and diesel-powered machinery.
• Advanced knowledge of diesel engines, hydraulics, electrical systems, and powertrain components.
• Ability to read technical manuals, schematics, and diagnostic reports.
• Experience using electronic diagnostic tools and software.
• Strong troubleshooting and problem‑solving skills.
• Ability to work independently and lead maintenance activities.
• Valid driver's license; CDL preferred.
• DOT Medical Card
• Ability to travel to project sites and work overtime when required.
• Preferred Qualifications
• ASE, CAT, or similar certifications.
• Welding and fabrication experience.
• Previous supervisory or lead mechanic experience.
• Experience supporting heavy highway, civil, asphalt, aggregate, or earthwork operations.

• Competitive pay with ongoing performance review and…