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Diesel Generator Technician Jobs (NOW HIRING)

D2B Groups

Diesel Generator Technician

Asbury Park, NJ · On-site

As a Generator Technician, you will be responsible for installing, maintaining, and repairing ... Work with diesel and natural gas engines * Work with Automatic Transfer Switches Requirements * 2+ ...

D2B Groups

Diesel Generator Technician

Asbury Park, NJ · On-site

As a Generator Technician, you will be responsible for installing, maintaining, and repairing ... Work with diesel and natural gas engines * Work with Automatic Transfer Switches Requirements * 2+ ...

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How much do diesel generator technician jobs pay per hour?

As of Aug 27, 2026, the average hourly pay for diesel generator technician in the United States is $29.25, according to ZipRecruiter salary data. Most workers in this role earn between $21.88 and $35.34 per hour, depending on experience, location, and employer.

What is a diesel generator technician?

A Diesel Generator Technician is responsible for the installation, maintenance, troubleshooting, and repair of diesel-powered generators. They inspect components, perform routine servicing, and ensure generators operate efficiently and safely. Their role may also involve diagnosing mechanical and electrical issues, replacing faulty parts, and conducting performance tests. Diesel Generator Technicians typically work in industrial, commercial, or residential settings where backup power is essential.

What are the key skills and qualifications needed to thrive as a diesel generator technician?

To thrive as a Diesel Generator Technician, you need strong mechanical and electrical troubleshooting skills, hands-on experience with diesel engines, and a vocational diploma or relevant certification in diesel technology or a related field. Familiarity with diagnostic tools, computerized maintenance management systems (CMMS), and manufacturer-specific training or certifications such as EGSA are often required. Attention to detail, problem-solving abilities, and effective communication are essential soft skills for working on-site and liaising with clients or team members. These competencies ensure generators are maintained, repaired, and operated safely and efficiently, minimizing downtime and ensuring power reliability.

What are the typical work environments and schedules for diesel generator technicians?

Diesel generator technicians typically work in a variety of settings, including commercial buildings, industrial sites, hospitals, or field service locations, depending on client needs. Work schedules can vary—some positions require standard weekday hours, while others involve on-call shifts or emergency repairs outside of regular business hours, especially during power outages or urgent situations. Many technicians spend their days traveling to customers’ sites, performing preventative maintenance, diagnosing generator issues, and completing repairs or installations. Collaboration with other technicians, electricians, and site supervisors is common to ensure safety and efficiency. This dynamic environment offers both hands-on challenges and the opportunity to develop specialized technical expertise over time.

How much do diesel generator technicians make in the US?

Diesel generator technicians in the US typically earn a median annual salary of around $50,000 to $70,000, depending on experience, certifications, and location. Skilled technicians with specialized knowledge of diesel engines and electrical systems may earn higher wages, especially in industrial or remote environments requiring on-call work. Salaries can also increase with certifications such as EPA or manufacturer-specific training.

Is a diesel generator technician a good career?

A diesel generator technician is a skilled tradesperson responsible for installing, maintaining, and repairing diesel-powered generators, often working in industrial or commercial settings. The career offers steady employment opportunities, especially with certifications and technical training, and can include working in various environments such as construction sites, power plants, or remote locations.
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Diesel Generator Technician jobs near you
Infographic showing various Diesel Generator Technician job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 10% Part Time, 3% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $60,833 per year, or $29.2 per hour.

Marine Diesel & Generator Technician

Groves, TX • On-site

Southern Devall Towing Co
See more jobs at Southern Devall Towing Coexternal

Full-time

Re-posted 17 days ago

Job description


Marine Diesel & Generator Technician

Devall Diesel Services

Position Summary

Devall Diesel Services is seeking a Certified Marine Diesel & Generator Technician to support our expanding Houston-area operations. Candidates must hold OEM certification in one or more of the following: Cummins, John Deere, Kohler, or equivalent diesel power systems manufacturer. This is a field-based position with a company-provided service truck. Technicians must be willing to work overtime and participate in on-call rotations.

Responsibilities

•Diagnose, troubleshoot, and repair marine diesel engines and generator systems

•Perform preventative maintenance and scheduled service

•Complete OEM warranty and service documentation

•Respond to service calls throughout Houston and Gulf Coast region

•Maintain professional communication with customers

•Maintain company vehicle and tools

Requirements

•OEM Certification (Cummins, John Deere, Kohler, or equivalent)

•Strong diesel diagnostics experience (marine preferred)

•Ability to work independently in the field

•Valid driver’s license

•Valid TWIC Card

•Must pass DOT drug screening, DOT physical, and extensive background check

•Willingness to work overtime and on-call rotation

Compensation

Compensation is based on certifications and experience. Pay will be determined by number and level of OEM certifications, years of field experience, marine versus industrial background, and diagnostic capability. Overtime pay available.

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