Service Technician Mechanic

Oklahoma City, OKFull-timePosted Aug 6, 2026

Custom Truck One Source (CTOS) located at 3205 Davinion Rd., El Reno, OK | 73036

CTOS is a leading provider of utility trucks, cranes, bucket trucks, heavy equipment, rentals, sales, service, parts, and upfitting solutions across North America.

Hiring a Service Technician / Mechanic to support our vocational and utility equipment.

What you’ll work on

  • PMs, diagnostics, repair & inspections
  • Truck-mounted utility equipment: boom & bucket trucks, diggers, dump, service, forestry & aerial cranes
  • Diesel engines, chassis, hydraulics, electrical & controls

Schedule

  • Monday–Friday, day shift (7:00am start)
  • Overtime as needed

What you need

  • Experience and / or Training on related equipment with heavy/light-duty trucks, diesel, refuse, construction / AG, aircraft / GSE
  • Valid driver’s license & mechanic tools

What we offer

  • Competitive pay based on experience + overtime
  • Paid Vacation, Sick, Holidays, healthcare, 401(k) match
  • Uniforms, safety boots & glasses, tool bonus & discounts, Training

Duties and Responsibilities

  • Assess, diagnose, repair and/or replace damaged or worn parts for variety of manufacturers of utility equipment to ensure quality standards within budget, on a variety of vocational / utility trucks and equipment see https://www.customtruck.com/
  • Troubleshoot and repair a variety of medium and heavy-duty trucks such as Freightliner, Peterbilt, Ford.
  • Provide repair and maintenance to diesel engines a strong background in hydraulics and electrical is a plus.
  • Perform maintenance/emergency repairs on the fuel, brake, electrical and transmission systems.
  • Assess, diagnose, repair and/or replace damaged or worn parts for variety of manufacturers of utility equipment to ensure quality standards are achieved.
  • Prepare and maintain accurate records of parts, services and labor to track costs so vehicles can be properly priced and reflect the value of quality offered by the company.
  • Submit all work/repair orders as required to a supervisor for approval to ensure budgets are maintained and costs of vehicle repairs accurately reflected.
  • Perform all duties in in accordance with best practices for a safe work environment
  • Attend monthly safety meetings held by Custom Truck One Source.

Required Skills and Qualifications

  • High school diploma or the equivalent
  • Vocational Technical School or Military Wheeled Mechanic or related training a plus
  • Must hold a valid driver’s license
  • Must have your own tools 

Benefits

  • 401(k) with Employer Match
  • Competitive Health Care
  • Dental, Vision, and Life Insurance
  • Paid Vacation, Sick and Holidays
  • STD/ LTD
  • Partner Discounts
  • Investment in Employee Development

Why CTOS?

At CTOS, you'll work on specialized utility and heavy equipment that keeps critical infrastructure operating. We offer stable employment, ongoing training, career advancement opportunities, and the chance to work alongside experienced technicians in a growing organization.

Custom Truck One Source is an Equal Opportunity Employer.

Applicants must be authorized to work in the United States without sponsorship.

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