Question
10+

Commercial Generator Mechanic

12/15/2025

The technician will visually inspect and diagnose issues with commercial generators, perform routine maintenance tasks, and educate end users on proper generator operation. They will also troubleshoot and service Automatic Transfer Switches and conduct load bank testing to ensure optimal generator performance.

Working Hours

40 hours/week

Company Size

201-500 employees

Language

English

Visa Sponsorship

No

About The Company
Superior is a full-service, multi-licensed contractor serving commercial and industrial accounts locally as well as nationwide. We specialize in all areas including new construction, tenant improvement, remodels and design / build in addition to 24-hour emergency service and scheduled maintenance. The convenience of working with one contractor for all your construction, service and maintenance needs not only saves time, it saves money. Superior's specialty teams work together to insure your project runs smoothly. Superior: more than a name. It's our company philosophy.
About the Role

Description

Superior Electrical, Mechanical, and Plumbing, Inc. is a statewide provider of commercial skilled trade services. We are seeking an experienced Generator Technician to join our Southern California division. Work schedules are Tuesday through Saturday or Sunday through Thursday, with occasional travel shifts. The position includes a two-week training schedule and annual performance reviews. Technicians are issued company vehicles and may start their service routes from their home address or designated location. The ideal candidate will have a minimum of eight years of recent experience performing generator preventive maintenance and repairs, along with strong commercial electrical knowledge related to stationary generators and their optimal performance.


Responsibilities

  • Visually inspect and diagnose issues with natural gas and/or gasoline-powered standby commercial generators
  • Perform routine maintenance tasks, including oil changes, filter replacements, battery replacements, and servicing of belts, spark plugs, and other mechanical components
  • Demonstrate knowledge and experience with CAT, Cummins, Generac, Kohler, or Detroit Diesel generator systems
  • Demonstrate working knowledge of both DC and AC voltage systems
  • Troubleshoot and service Automatic Transfer Switches (ATS) with proficiency
  • Conduct load bank testing to ensure generator performance under load
  • Educate end users on proper generator operation and basic maintenance procedures
  • Provide service and repair recommendations to maintain equipment in optimal working condition
  • Read and interpret technical manuals, schematics, and wiring diagrams
  • Operate a company vehicle and complete fleet maintenance reports as required
  • Maintain accurate records of all inspections, maintenance, and repair work performed
  • Communicate effectively with management, team members, and clients to ensure clear understanding of service needs and solutions

Requirements

  • Minimum of eight years of recent experience performing commercial generator maintenance
  • Basic understanding of NFPA 70E, OSHA regulations, and general electrical safety practices
  • Ability to pass a pre-employment drug test and motor vehicle background check
  • Proficient English communication skills, both written and verbal, for preparing reports and emails
  • Must possess personal hand tools required to perform mechanical work and voltage testing
  • Willingness to commute to various job sites using company vehicles within Orange County, Los Angeles County, and/or the Inland Empire
  • Ability to work independently as well as collaboratively within a team environment
  • Superior Electrical, Mechanical & Plumbing, Inc. is a service and construction company providing customer service throughout California and other states. We offer competitive wages, medical coverage, 401(k) employee contributions, supplemental insurance options, sick leave, vacation time and skilled trade development
Key Skills
Generator MaintenanceElectrical KnowledgePreventive MaintenanceTroubleshootingLoad Bank TestingAutomatic Transfer SwitchesTechnical ManualsCommunication SkillsTeam CollaborationMechanical ComponentsSafety PracticesService RecommendationsRecord KeepingVehicle OperationVoltage TestingCustomer Education
Categories
TradesConstructionEngineeringEnergyManufacturing
Benefits
Medical Coverage401(k) Employee ContributionsSupplemental Insurance OptionsSick LeaveVacation TimeSkilled Trade Development
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