Mobile Crane & Aerial Device Diesel Specialist

Job Description

Job DescriptionKeep critical fleets moving

Utilities must restore power. Telecom crews need to reach the next pole. Construction timelines can’t slip. As a Mobile Crane & Aerial Device Diesel Specialist with Custom Truck One Source (CTOS), you’ll ensure mission-critical equipment is safe, compliant, and ready. CTOS is a 30+ year market leader with 40+ locations, 2,600 employees, and a 10,000+ unit fleet serving utility, telecom, rail, and construction customers.

Your mission

• Own field diagnostics and repairs on bucket trucks, digger derricks, cranes, service trucks, and other utility/construction equipment.
• Troubleshoot diesel powertrains, hydraulic systems, and electrical controls; execute component replacements and perform precise adjustments.
• Conduct regulatory and safety work including DOT inspections and dielectric testing on CTOS rental and customer equipment.

How you’ll operate

• Function as a remote road mechanic handling most assignments within 150 miles of Las Vegas.
• Travel overnight approximately 25–50% across Nevada, Utah, Arizona, and California.

Your toolkit and rewards

• Service truck outfitted with a crane, welder, and compressor.
• Competitive compensation with overtime eligibility.
• Comprehensive benefits package, 401(k) match, PTO, tool program, and more.

What sets you apart

• 7+ years of shop and field experience supporting utility, construction (yellow iron), or heavy equipment — with exposure to CAT, Deere, Komatsu — and medium/heavy-duty trucks.
• Deep capability across mechanical, hydraulic, and electrical disciplines.
• Self-directed, organized, and collaborative; comfortable working independently at customer sites.
• Current driver’s license required; CDL Class B preferred; personal tools required.

Professional capabilities

• DOT Medical Card
• Driver's License
• Construction Equipment Maintenance
• Electrical Systems Diagnostics & Repair
• Diesel Engine Systems
• Light Vehicle Diesel Engines
• Diesel & Heavy Equipment Systems
• Hydraulic Systems & Components
• Electrical Systems & Diagnostics (Heavy Equipment)
• Equipment Diagnostics & Troubleshooting
• Crane & Lifting Equipment Systems
• Aerial & Utility Equipment Systems
• DOT & Equipment Inspection Compliance

Platforms and brands in scope

• Boom Truck (Altec, Elliott, National Crane, Load King, Terex)
• Aerial Devices (Terex, Altec, Elliott, Versalift)
• Boom Crane (Manitowoc, Link-Belt)
• After Treatment Systems (DPF, DEF) (Cummins, Detroit Diesel, Bosch)

Statement

Custom Truck One Source is an Equal Opportunity Employer