Custom Truck One Source (CTOS) is a 30+ year industry leader with 40+ locations, 2,600 employees, and a 10,000+ unit fleet serving utility, telecom, rail, and construction markets.
As a Field Service Mechanic, you’ll be the go-to expert diagnosing and repairing specialized utility trucks and equipment in the field, including bucket trucks, digger derricks, cranes, service trucks, and other utility and construction equipment.
Responsibilities
- Diagnose, repair, and maintain aerial, construction, and light- to heavy-duty truck equipment (bucket trucks, digger derricks, cranes, etc.), travel to customer sites.
- Work on diesel, hydraulic, and electrical systems
- Perform inspections, troubleshooting, parts replacement, and repairs on CTOS rental and customer equipment (including DOT inspections, dielectric testing, etc.)
Required Experience & Skills
- Experience with utility, construction (“yellow iron”), or heavy equipment (CAT, Deere, Komatsu) and medium/heavy-duty trucks
- Ability to work independently and as part of a team
- Self-sufficient, organized, and comfortable working in the field
Travel & Coverage Area
- Road warrior role covering Louisiana/Mississippi, East Texas, and Western Alabama
- 60 –80% plus overnight travel required
- Frequent work along the Gulf Coast supporting oil, gas, and utility industries
What’s Provided
- Fully equipped service truck (crane, welder, compressor)
- Competitive pay + overtime
- Full benefits, 401(k) match, PTO, tool program & more
What You Bring
- 7+ years of experience (shop and field)
- Strong mechanical, hydraulic, and electrical skills
- Valid driver’s license required; CDL Class B a plus and personal tools required
Custom Truck One Source is an Equal Opportunity Employer
You should be proficient in:
- DOT Medical Card
- Driver's License
- Construction Equipment Maintenance
- Heavy Equipment Repair
- Electrical Schematics
- Hydraulics Experience
- Vehicle Electronics & Computer Controls
- Diesel Engine Systems
- Light Vehicle Diesel Engines
- Field Service Readiness
- Diesel & Heavy Equipment Systems
- Hydraulic Systems & Components
- Electrical Systems & Diagnostics (Heavy Equipment)
- Equipment Diagnostics & Troubleshooting
- Power Take-Off (PTO) & Auxiliary Systems
- Crane & Lifting Equipment Systems
- Aerial & Utility Equipment Systems
- DOT & Equipment Inspection Compliance
Machines & technologies you'll use:
- Diesel Engine (Detroit Diesel, Cummins, PACCAR)
- Diesel Vehicles (Ford)
- Boom Truck (Terex, Altec, Elliott, National Crane, Load King)
- Digger Derrick (Terex, Altec, Elliott)
- Aerial Devices (Terex, Altec, Elliott, Versalift)
- Boom Crane (Manitowoc, Link-Belt)
- Tractor-Trailer (Peterbilt, Kenworth, Freightliner, International, Volvo Trucks, Western Star)
- Refuse Truck
- Service Truck
- Hi-Rail Truck
- Power Take-Off (PTO)
- Load Moment Indicator (LMI)
- After Treatment Systems (DPF, DEF)
