Electrical Substation Technician

Knoxville Utilities Board • 4505 Middlebrook Pike Knoxville, TN

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About The Position

KUB is a public utility providing electric, gas, water, wastewater, and fiber services to more than 520,000 customers in Knoxville and parts of seven surrounding counties. The Electrical Substation Technician maintains, tests, troubleshoots, and repairs electrical and mechanical equipment throughout substations and the distribution system, operating at 13kV–161kV. The role supports safe and reliable customer service and offers work with critical power infrastructure and specialized technical equipment.

Requirements

• High school diploma or equivalent.
• At least two years of experience or training in maintaining and operating electrical, mechanical, hydraulic, or pneumatic systems.
• Strong mechanical and problem-solving ability and working knowledge of equipment, tools, and instruments used for mechanical tasks.
• Ability to read and use schematics, diagrams, and operations and maintenance manuals.
• Good written and oral communication, interpersonal, and teamwork skills.
• PC skills, including word processing, database entry, and spreadsheet reporting.
• Valid driver's license and ability to obtain a valid Class A Tennessee Commercial Driver's License within 12 months of employment and maintain it.
• Ability to bend, stoop, lift, and work in cramped conditions with limited head space; work on structures up to 60 feet high; climb steps and work from ladders; and meet the role's visual and mental alertness demands.
• KUB does not provide immigration sponsorship for or based on this position.

Nice To Haves

• Associate degree or three years of technical training in electrical, electronics, mechanical, or a related field.
• Strong project management skills and ability to work effectively across multiple teams.
• Flexibility and adaptability to support various operational areas while maintaining high performance standards.
• Five years of experience maintaining and repairing electrical, mechanical, hydraulic, or pneumatic systems; utility experience preferred.
• Strong electrical aptitude and math skills, with proficiency using electrical tools, equipment, and testing instruments.
• Advanced training in electronics or electrical engineering technology, including ability to read and interpret technical drawings.
• Completion of TVPPA Substation Maintenance and Protective Relaying courses preferred.
• Experience with high-voltage substations (13kV–161kV).
• Experience using electrical test equipment, including relay, power factor, insulation resistance, transformer turns ratio, contact resistance, and breaker analyzer testing equipment.

Responsibilities

• Perform testing, maintenance, inspections, and repairs on substation and distribution equipment.
• Conduct high-voltage switching and operate diagnostic and test equipment.
• Analyze test results, identify issues, and implement corrective actions.
• Maintain equipment records and documentation.
• Respond to outages and system emergencies, supporting troubleshooting and service restoration.
• Work with transformers, breakers, relays, voltage regulators, reclosers, switchgear, and communication and control systems.
• Provide training on equipment operation, testing procedures, repair methods, and safety practices.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED