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Diesel Technician
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Posted on: Nov 10, 2026
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Tulsa, Oklahoma
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Onsite
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Full-time
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Job Title :
Diesel Technician
Job Type :
Full-Time
Job Location :
Tulsa Oklahoma United States
Remote :
No
Job Description :
Job Description
We are seeking a skilled Diesel Technician / Generator Service Technician to inspect, diagnose, repair, and maintain diesel-powered generators and associated equipment. The ideal candidate will have hands-on experience troubleshooting diesel engines, electrical systems, automatic transfer switches (ATS), and standby power generation equipment. This role requires strong mechanical and electrical aptitude, excellent problem-solving skills, and the ability to provide exceptional customer service in both shop and field environments.
Key Responsibilities- Perform preventative maintenance, inspections, and repairs on diesel generators and power generation equipment.
- Diagnose and troubleshoot mechanical, electrical, fuel, cooling, and control system issues.
- Repair and maintain diesel engines from manufacturers such as Cummins, Caterpillar, Kohler, Generac, MTU, and Detroit Diesel.
- Conduct load bank testing, operational testing, and generator commissioning activities.
- Troubleshoot and repair Automatic Transfer Switches (ATS), switchgear, batteries, charging systems, and control panels.
- Perform emergency service calls and respond to equipment breakdowns in a timely manner.
- Read and interpret wiring diagrams, schematics, technical manuals, and service documentation.
- Complete detailed service reports, maintenance records, and work orders.
- Ensure compliance with safety standards, environmental regulations, and company procedures.
- Maintain service vehicles, tools, and equipment in a clean and organized condition.
- High school diploma or GED required.
- Technical school, vocational training, or diesel technology certification preferred.
- 3+ years of diesel engine repair experience preferred.
- Experience servicing commercial, industrial, or standby generators.
- Strong understanding of diesel engines, electrical systems, controls, and power generation equipment.
- Ability to use diagnostic software, multimeters, and testing equipment.
- Valid driver's license with a clean driving record.
- Ability to work independently with minimal supervision.
- Willingness to travel locally and participate in an on-call rotation as needed.
- Experience with Cummins, Caterpillar, Kohler, Generac, MTU, or similar generator systems.
- Knowledge of ATS troubleshooting and repair.
- Familiarity with load bank testing and generator commissioning.
- Understanding of NFPA 70, NFPA 70E, and NFPA 110 standards.
- EPA certification or manufacturer-specific certifications preferred.
- Strong customer service and communication skills.
You should be proficient in:
- Diesel Engine Systems
- Diesel & Heavy Equipment Systems
- Automatic Transfer Switch Troubleshooting
- Diesel Engine Repair
- Generator Commissioning
- Wiring Diagrams Reading
Machines & technologies you'll use:
- Diesel Generator
- Automatic Transfer Switch
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Position Details
Posted:
Nov 10, 2026
Reference Number:
7db7e8f9
Employment:
Full-time
City:
Tulsa
Job Origin:
ziprecruiter
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