Field Diesel Mechanic - Mobile Crane & Aerial Equipment

Keep critical fleets movingUtilities 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 missionOwn 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 operateFunction 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 rewardsService 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 apart7+ 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 capabilitiesDOT Medical CardDriver's LicenseConstruction Equipment MaintenanceElectrical Systems Diagnostics & RepairDiesel Engine SystemsLight Vehicle Diesel EnginesDiesel & Heavy Equipment SystemsHydraulic Systems & ComponentsElectrical Systems & Diagnostics (Heavy Equipment)Equipment Diagnostics & TroubleshootingCrane & Lifting Equipment SystemsAerial & Utility Equipment SystemsDOT & Equipment Inspection CompliancePlatforms and brands in scopeBoom 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)StatementCustom Truck One Source is an Equal Opportunity Employer #J-18808-Ljbffr Torrey Holistics