Senior Generator Technician

Reports To: Service Manager / Director of Service Operations

The Senior Generator Technician is a top-level field expert responsible for diagnosing, repairing,

maintaining, and commissioning complex generator systems. This role serves as a technical

authority within the service department, providing leadership, advanced troubleshooting, and

mentorship to junior technicians while ensuring the highest standards of safety, quality, and

customer satisfaction.

Duties and Responsibilities:

• Diagnose and repair complex mechanical, electrical, and control system issues on diesel,

natural gas, and bi-fuel generators.

• Perform advanced troubleshooting on engines, alternators, switchgear, paralleling

systems, ATS, and digital control platforms.

• Conduct load bank testing, start-up, commissioning, and acceptance testing of generator

systems.

• Interpret wiring diagrams, schematics, and technical manuals to resolve system failures.

• Perform major overhauls, engine rebuilds, and component replacements as required.

• Ensure compliance with manufacturer specifications, NFPA 110, NEC, EPA, and local

codes.

• Serve as the technical escalation point for complex service issues.

• Mentor and train junior and mid-level technicians in diagnostics, safety, and best

practices.

• Assist service management with technical guidance, repair strategies, and job planning.

• Support emergency response and critical power outages as a lead technician.

• Communicate effectively with customers regarding system condition, repairs, and

recommendations.

• Complete detailed service reports, diagnostics documentation, and repair records.

• Identify and recommend system upgrades, preventative maintenance, and compliance

improvements.

• Maintain professional conduct and represent the company at a senior technical level.

• Follow all company safety policies and OSHA regulations.

• Perform work in a manner that ensures personal safety, team safety, and equipment

protection.

• Maintain required certifications and licenses.

Job Requirements:

• 7–10+ years of hands-on generator technician experience

• Extensive experience with commercial and industrial generator systems (20kW–3MW+)

• Advanced electrical and mechanical troubleshooting skills

• Strong working knowledge of ATS, switchgear, and paralleling controls

• Ability to read and interpret complex electrical schematics

• Valid driver’s license with acceptable driving record

• OEM certifications (Cummins, Caterpillar, Kohler, MTU, Generac Industrial, etc.)

• Factory training on digital control systems and paralleling gear

• NFPA 110 familiarity and compliance experience

• Electrical license or equivalent technical certification

• Ability to lift up to 75 lbs

• Ability to work in confined spaces and outdoor environments

• Willingness to travel locally and participate in on-call rotation

• Ability to work extended hours during emergency response situations

• Competitive pay based on experience and certifications

• Company vehicle, tools, and technology provided

• Ongoing training and certification opportunities

• Health, dental, vision insurance

• Retirement plan with company match

• Paid time off and holidays