Generator Technician Level 3

Generator Technician Level 3 at Gen Serve

Gen Serve seeks a highly skilled Generator Technician 3 to join our elite field service team. The role requires advanced expertise in diagnosing, repairing, and maintaining a wide range of generator systems—diesel, natural gas, propane—and complex automatic transfer switches and control systems. Gen Tech 3’s work independently in the field, lead service projects, and support Level 1 and 2 technicians.

• Perform advanced diagnostics and repairs on commercial and industrial generators and associated systems.
• Troubleshoot and service complex electrical issues, engine performance problems, and control system faults.
• Conduct full system testing including load bank testing, frequency/voltage checks, and ATS operation validation.
• Interpret and apply wiring diagrams, schematics, and technical manuals.
• Lead or support large-scale emergency service response efforts.
• Maintain complete and accurate service records, parts usage, and technical reports.
• Provide support and guidance to Gen Tech 1 and 2’s.
• Coordinate with project managers, clients, and vendors to ensure successful completion of work.
• Promote and enforce Gen Serve’s safety practices and protocols at all job sites.
• Participate in on-call rotation and emergency response duties as needed.
• Coordinate with dispatch to schedule multi‑day service jobs and manage rental equipment for complex repairs.

• High school diploma or GED required; trade school or technical certification strongly preferred.
• Minimum of 5 years’ direct experience in generator service and repair or related field.
• Strong knowledge of major generator brands (Cummins, Kohler, Generac, CAT, MTU, etc.).
• Proficiency with multiple OEMs including Generac, CAT, Cummins, Kohler, MTU, and ASCO preferred.
• Proficiency with diagnostic tools, multimeters, software interfaces, and load banks.
• Valid driver’s license with a clean driving record.
• Strong knowledge of NFPA 110, NFPA 70E and OSHA standards.
• Physically able to lift 50+ lbs and work in field/outdoor conditions.
• Ability to travel to customer sites and work in varying field conditions.

• Must perform all duties and responsibilities of a Gen Tech 2.
• Expert-level troubleshooting and repair skills for mechanical and electrical systems.
• Strong leadership and mentoring abilities.
• Excellent communication and customer service skills.
• Ability to work independently and manage multiple service calls or projects.
• High level of safety awareness and attention to detail.
• Strong organizational and documentation skills.
• EGSA Certification (Apprentice).
• Familiarity with remote monitoring systems and network communications.

Gen Tech 3 at Gen Serve are on the path of advancement into roles such as Gen Tech 4, Service Manager, Sales Rep, Service Writer, System Integrations, etc., depending on performance, qualifications, and career goals. Continued OEM training and leadership development programs are available for high performers.

• Industry leader in emergency power system service and support
• Competitive compensation and benefits
• Consistent year‑round work
• Paid OEM and technical training programs
• Supportive leadership and long‑term career growth opportunities
• Supportive, team‑oriented work culture
• Technician Appreciation Days

• Mid‑Senior level

• Full‑time

• Engineering and Information Technology
• Electric Power Generation