Diesel Technician

JRJ Group; Cincinnati (OH); On-site; USD 52,000 - 76,000; Full time

Job summary

John R Jurgensen in Cincinnati, OH is seeking a Construction Diesel Technician to keep heavy equipment running at peak performance. You will perform preventive maintenance, diagnostics, and repairs in the shop or in the field.

Join a safety‑driven team with a long construction legacy. The role requires 2+ years of hands‑on diesel experience, a valid driver's license, and the ability to work independently or with others.

Qualifications

• 2+ years hands-on diesel technician experience.
• HS diploma or GED required; tech training preferred.
• Valid driver’s license; DOT Medical Card possible.
• Strong knowledge of diesel engines, hydraulics, electrical systems.
• Ability to weld or fabricate is a plus.

Responsibilities

• Troubleshoot and repair diesel engines, hydraulics, electrical systems, and transmissions.
• Use diagnostic tools to identify issues and perform repairs.
• Perform scheduled PMs and inspections per OEM guidelines.
• Respond to breakdowns on job sites and perform field repairs.
• Maintain records of maintenance and parts; follow safety and DOT/OSHA rules.

Skills

Diesel engines

Hydraulics

Electrical systems

Mobile diagnostics

Fabrication

Safety-focused

Education

High school diploma or GED

Diesel/heavy equipment certs

Job description

Do you have a passion for solving mechanical problems and keeping heavy construction equipment running at peak performance?

John R Jurgensen is seeking skilled and motivated Construction Diesel Technicians to join our team. In this role, you will perform preventive maintenance, diagnostics, and repairs on a wide variety of construction equipment, both in the shop and out in the field.

Join a company with deep roots in construction, a strong safety culture, and a commitment to keeping our equipment, and your career, moving forward.

Construction Diesel Technician Responsibilities:

Mechanical Diagnostics & Repair:

• Troubleshoot and repair diesel engines, hydraulic systems, electrical systems, and transmissions.
• Use diagnostic tools and software to identify mechanical issues and make data-driven repairs.

Preventive Maintenance:

• Perform scheduled PMs on construction equipment and fleet vehicles to prevent breakdowns and extend equipment life.
• Conduct inspections of tires, fluid levels, filters, and wear components using checklists and OEM guidelines.

Field Service & Emergency Repairs:

• Respond to equipment breakdowns on job sites and perform field-based repairs quickly and safely.
• Communicate with operators and supervisors to assess issues and determine repair priorities.

Equipment Variety & Versatility:

• Maintain and repair a wide range of equipment including:
• Excavators, dozers, loaders, pavers, rollers, dump trucks, trailers, and company trucks.
• Flex between shop work and field support based on operational needs.

Documentation & Safety Compliance:

• Accurately record maintenance activities, inspections, and parts used in service software or paper logs.
• Follow safety protocols, PPE requirements, and company policies at all times.
• Support DOT and OSHA compliance through proper recordkeeping and safe practices.

Desired Qualifications:

• 2+ years of hands-on experience as a diesel technician, preferably in a construction or heavy equipment setting.
• High school diploma or GED required; technical training or certifications in diesel or heavy equipment repair preferred.
• Valid driver’s license; ability to obtain DOT Medical Card (CDL a plus).
• Strong knowledge of diesel engines, hydraulics, electrical systems, and mobile equipment diagnostics.
• Ability to weld, fabricate, or perform basic fabrication repairs is a plus.
• Must be dependable, safety-focused, and capable of working independently or with a team.

EOE/M/F/Disabled/Veteran/DFSP