Heavy Equipment Field Mechanic – Aerial, Crane and Digger Derrick

Join a team that keeps utility gear working

What you’ll tackle

• Diagnose, repair, and replace components across utility fleet platforms: boom trucks/cranes, bucket and dump trucks, digger derricks, and utility trucks.
• Troubleshoot hydraulic fluid power and pneumatic systems; interpret electrical schematics/blueprints; perform welding when required.
• Use Quick Serve, DTNA, and other diagnostic tools to validate faults and confirm repairs.
• Execute DOT, ANSI, and Dielectric testing to maintain compliance.
• Operate and inspect machinery to pinpoint defects; conduct initial inspections, diagnostics, and parts requisition.
• Rebuild gearboxes, outriggers, and boom lift cylinders; calibrate with gauges and flow test equipment.
• Dismantle and reassemble heavy equipment using appropriate tools; test products post-repair or assembly.
• Perform routine preventive maintenance on vehicles and equipment.
• Document parts usage, services completed, labor hours; submit repair orders for approval.
• Collaborate professionally, champion safety best practices, and attend monthly safety meetings.

Schedule & compensation

• Monday–Friday, dayshift with overtime and weekends as needed
• Market-based pay
• Healthcare plan; paid time off; 401(k) match
• Training, uniforms, safety-boot & safety glasses allowance
• Tool discount program

Minimum qualifications

• High school diploma or GED
• 3+ years related experience
• Valid driver’s license
• Own tools and can meet schedules and deadlines

Benefits

• 401(k) with Employer Match
• Health Care including Vision, Dental, Prescription Drug
• Dental, Vision, Prescription Drug, Life Insurance
• Paid Vacation, Sick Time, Ten Holidays
• STD / LTD
• Partner Discounts
• Investment in Employee Development
• Tuition Reimbursement
• Employee Referral Program

Core proficiencies

• Construction Equipment Maintenance; Heavy Equipment Repair
• Hydraulics; Electrical Systems Diagnostics & Repair
• Diesel Engine Systems; Light Vehicle Diesel Engines
• Diesel & Heavy Equipment Systems
• Crane & Lifting Equipment Systems; Aerial & Utility Equipment Systems
• DOT & Equipment Inspection Compliance
• Equipment Repair & Maintenance
• Automotive Repair; Automotive Repair & Service Systems
• Aircraft Maintenance

Tools, machines, and tech

• Diesel Engine; Diesel Vehicles; Automotive Vehicles
• Box Trucks; Flatbed / Pickup Trucks
• Cranes; Boom Trucks; Boom Cranes
• Digger Derricks; Aerial Devices
• Refuse Trucks; Service Trucks; Hi-Rail Trucks
• Power Take-Off (PTO)
• After Treatment Systems (DPF, DEF)

CTOS equipment focus

Boom Trucks / Cranes, Bucket / Dump Trucks, Digger Derricks, Utility Trucks & more.

Equal Opportunity

**Custom Truck One Source is an Equal Opportunity Employer

** and provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.