Heavy Truck & Hydraulics Service Specialist (Mobile)

Torrey Holistics; Fort Worth (TX); On-site; USD 45,000 - 75,000; Full time

Benefits offered by this job

Paid vacation

Sick time

Holidays

401(k) match

Medical insurance

Dental insurance

Vision insurance

Prescription insurance

Uniforms

Boot allowance

Continuous training

Job summary

Custom Truck One Source (CTOS) in Fort Worth, TX seeks a Diesel Mechanic to diagnose, repair, and maintain heavy trucks and equipment. You will handle diagnostics, powertrain work, emissions, hydraulics, and electrical systems to keep fleets safe and productive.

CDL not required but beneficial, and a strong safety mindset is essential. Join a team that supports ongoing training and offers competitive pay with benefits including vacation, holidays, and a comprehensive insurance package, plus boot

Qualifications

• Valid Driver’s License; CDL preferred but not required.
• Proven background as a Diesel Mechanic on Class 6/7/8 trucks.
• High mechanical aptitude; strong safety and compliance mindset.
• Vocational/technical grads and military veterans encouraged to apply.

Responsibilities

• Diagnostics & Troubleshooting: identify faults using advanced tools.
• Chassis & Powertrain: inspect and repair steering, suspension, braking.
• Emissions Systems: service EGR components, coolers, valves.
• PTO & Hydraulic Systems: install and repair PTO gearboxes and hydraulics.
• Electrical: read schematics, repair 12V/24V circuits and ECMs.

Skills

Diesel Diagnostics

Troubleshooting

Powertrain

Emissions Systems

PTO Hydraulics

Electrical Systems

Job description

Build What Keeps America WorkingJoin Custom Truck One Source (CTOS)—30+ years strong with 40+ locations, 2,600 employees, and a 10,000+ asset fleet trusted by the utility, telecom, rail, and construction sectors.Your ImpactDeliver full-spectrum service on commercial trucks and specialty heavy equipment—diagnose, maintain, and repair from bumper to bumper.Keep fleets safe and productive through expert troubleshooting and precision repair.Core ResponsibilitiesDiagnostics & Troubleshooting: Apply advanced software and tools to identify mechanical, hydraulic, and electronic faults quickly and accurately.Chassis & Powertrain: Inspect, repair, and rebuild steering, suspension, and braking systems on heavy trucks.Emissions Systems: Service EGR-related components including coolers and valves.PTO & Hydraulic Systems: Install, troubleshoot, and repair PTO gearboxes and integrated hydraulics—pumps, cylinders, valves, and winches.Electrical: Read schematics and repair complex 12V/24V circuits, wiring harnesses, starting/charging systems, and ECMs.QualificationsValid Driver’s License; CDL preferred but not requiredProven background as a Diesel Mechanic on Class 6/7/8 trucksHigh mechanical aptitude; strong safety and compliance mindsetVocational/technical grads and military veterans with mechanical training are strongly encouraged to applyCompensation & BenefitsCompetitive pay based on experience and skills, paid vacation, sick time, holidays, 401(k) match, medical, dental, vision, and prescription insurance, uniforms, boot allowance, continuous training, and more.**Equal Opportunity Employer