Service Technician / Mechanic (Diesel, Hydraulics)

Custom Truck One Source; 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

Tool discount program

STEP Technician Training Program

Job summary

Custom Truck One Source in Tampa, FL is seeking an experienced Service Technician / Diesel Mechanic with 5+ years of hands-on experience on medium and heavy‑duty trucks. You will diagnose, repair, and service a wide range of equipment, including truck chassis, diesel engines, hydraulics, and electrical systems.

This role emphasizes strong diagnostic skills, attention to safety, and accurate record‑keeping. Travel minimal, local work, steady day schedule, with benefits including health care,

Qualifications

• 5+ years of experience on medium- and heavy-duty trucks.
• Strong diagnostic, hands-on mechanical, and repair skills.
• Experience with diesel engines, hydraulics, and electrical systems.
• Valid driver's license and ability to document repair activity.

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
• Perform additional duties as assigned

Skills

Diesel diagnostics

Electrical systems

Maintenance & repair

Documentation

Education

High school diploma

Tools

Cummins INSITE

OEM diagnostic tools

Hydraulic troubleshooting

Job description

Custom Truck One Source (CTOS) 7906 Baseline Court, Tampa, FL 33637

• Monday to Friday, 6:00am to 2:30pm
• CTOS offers pay based on experience, healthcare, 401K match, Paid Vacation, Sick and Holidays, tool discount, STEP Technician training program and more.

Rebuilding America Starts Here

At Custom Truck One Source (CTOS) we design, assemble, sell, rent, and service trucks, cranes, and heavy equipment. We proudly support some of the nation’s largest utilities, telecom, construction, forestry, oil, and rail companies.

Position Overview

We are seeking an experienced Service Technician / Diesel Mechanic with at least 5+ years of experience working on medium- and heavy-duty trucks. This role requires strong diagnostic skills, hands‑on mechanical expertise, and the ability to efficiently identify and repair a wide range of equipment issues.

Technicians will work on truck chassis, diesel engines, hydraulics, electrical systems, and truck‑mounted utility equipment.

Key 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
• Perform additional duties as assigned

Core Competencies

• Strong diesel engine diagnostics and repair (mechanical & electrical)
• Preventative maintenance and visual inspections
• Proficient with diagnostic software and scan tools
• Ability to interpret fault codes, engine data, and system performance
• Working knowledge of diesel engines, drivetrain, hydraulics, and electrical systems

Technical Experience

• Cummins INSITE or related diagnostic software
• OEM and aftermarket diagnostic tools
• Electrical and hydraulic troubleshooting

Basic Qualifications

• High school diploma or equivalent
• Experience with diesel, medium/heavy‑duty trucks, or related equipment (construction, agriculture, military)
• General mechanical aptitude (hydraulics, electrical, heavy equipment)
• Basic computer skills and ability to document repair activity
• Valid driver’s license
• Must supply own tools

Preferred Qualifications

• Vocational/Technical training or Military Wheeled Mechanic experience
• 3+ years of utility truck or heavy equipment repair experience

Work Schedule & Physical Requirements

• Monday–Friday, day shift; overtime as needed (occasional Saturdays)
• Ability to lift and move tools/equipment
• Frequent bending, stooping, kneeling, and standing
• High level of manual dexterity required

Compensation & Benefits

• Competitive pay based on experience
• Health benefits
• 401(k) with company match
• Paid time off (Vacation, Sick and Holidays)
• Tool discount program
• STEP Technician Training Program and career advancement opportunities

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.

Please note that we do not offer sponsorship for work authorization.

Only candidates authorized to work in United States without the need for sponsorship will be considered for this position.