Heavy-Duty Mobile Mechanic

Nu-Pipe LLC•Tolleson, AZ

9d•Hybrid

About The Position

Shenandoah Construction is seeking a Mobile Heavy Duty Diesel Mechanic to provide in-house and field-based maintenance, diagnostics, and repair services for their heavy equipment and vehicles. This role will be based in Arizona, traveling between Phoenix and Tucson branches, with approximately 50% mobile work. The mechanic will primarily work on-site at each branch, using a company-provided service truck for travel to job sites. The position requires independent troubleshooting and strict adherence to safety and DOT compliance standards.

Requirements

5+ years of diesel mechanic experience with heavy construction vehicles/equipment.
Strong diagnostics and electrical skills.
General knowledge of light duty trucks.
Must possess own tools.
Ability to troubleshoot mechanical, hydraulic, and electrical systems independently.
Knowledge of safety and DOT compliance requirements for construction sites.
Valid driver’s license and ability to travel locally in the Arizona area.
Other duties as required.

Nice To Haves

Experience with mobile diesel repair.
OSHA 10 or 30 certification
Familiarity with fleet maintenance software.

Responsibilities

Provide day-to-day repairs, preventative maintenance, and diagnostics on heavy construction vehicles and equipment at the Phoenix/Tucson facility and at project sites as needed.
Utilize a company-provided service truck for mobile service throughout the Arizona area.
Service equipment used in trenchless construction, pipeline rehabilitation, and other specialty civil projects.
Maintain accurate service records and document repairs and parts usage.
Ensure all work complies with safety and DOT compliance standards, company policies, and construction site requirements.
Communicate repair status, safety concerns, and recommendations to supervisors and project managers.
Work on a variety of equipment, with emphasis on Vactor trucks, CCTV trucks, light duty trucks, generators, and light-duty trailers.
Utilize strong diagnostics and electrical skills for complex troubleshooting and repairs.
Other duties as required.