Diesel Truck Service Technician | Diagnostics & Repairs

VetJobs; Tampa (FL); On-site; USD 52,000 - 76,000; Full time

Benefits offered by this job

Health benefits

401(k) with company match

Paid time off (Vacation, Sick and Hols

Tool discount program

STEP Technician Training Program

Job summary

Custom Truck One Source in Tampa, FL is seeking an experienced Service Technician / Diesel Mechanic. You will work on medium- and heavy-duty trucks, performing diagnostics, repairs, and preventive maintenance across chassis, engines, hydraulics, and electrical systems.

Candidates should have 5+ years of hands-on experience, strong diagnostic skills, and a valid driver’s license. The role is on-site with competitive benefits and opportunities for career advancement.

Qualifications

• High school diploma or equivalent.
• Experience with diesel, medium/heavy-duty trucks, or related equipment.
• General mechanical aptitude.
• Basic computer skills and ability to document repair activity.
• Valid driver’s license.
• Must supply own tools.
• Military Wheeled Mechanic experience preferred.

Responsibilities

• Diagnose, repair, and replace worn or damaged components on vocational and utility trucks.
• Perform preventative maintenance and detailed inspections.
• Troubleshoot mechanical, hydraulic, and electrical systems.
• Service truck‑mounted equipment including boom trucks, bucket trucks, diggers, dump trucks, service trucks, forestry equipment, and aerial devices.
• Use diagnostic software and scan tools to identify faults and performance issues.
• Complete and maintain accurate service and repair records.
• Submit work orders for approval and ensure repair costs are tracked accurately.
• Follow all safety procedures and attend monthly safety meetings.

Skills

Diesel diagnostics

Mechanical aptitude

Electrical systems

Tool usage

Driver's license

Education

High School/GED

Vocational/Technical training

Tools

Cummins INSITE

OEM diagnostic tools

Electrical & hydraulic tools

Job description

Custom Truck One Source in Tampa, FL is seeking an experienced Service Technician / Diesel Mechanic. You will work on medium- and heavy-duty trucks, performing diagnostics, repairs, and preventive maintenance across chassis, engines, hydraulics, and electrical systems.

Candidates should have 5+ years of hands-on experience, strong diagnostic skills, and a valid driver’s license. The role is on-site with competitive benefits and opportunities for career advancement.