Substation Services Technician - (Remote ​/ Travel

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Full Time Chandler, AZ, US

3 days ago Requisition

Salary Range: $43.00 To $58.00 Hourly

Nova Source Power Services is the world’s #1-ranked solar operations and maintenance (O&M) provider and insight-driven total asset optimization partner for renewables asset owners ready to fuel smart growth. With over 20 years of operating experience and a presence on 5 continents, Nova Source has the global reach and strategic capabilities to achieve our clients’ renewables goals around the world.

Nova Source’s comprehensive approach to total asset optimization in addition to O&M services includes value engineering, performance analysis, strategic supply chain management, and advanced monitoring systems. The company operates in key global markets managing over 30GW of solar power plants. Nova Source’s expertise extends beyond solar and includes battery energy storage systems (BESS), offering a complete suite of services for the evolving renewable energy landscape.

The Substation Services Technician performs specialized testing, diagnostics, maintenance, installation, and commissioning support on medium- and high-voltage electrical equipment supporting utility-scale renewable energy facilities and substations.

This position is responsible for executing advanced electrical testing, performing preventative and corrective maintenance, troubleshooting equipment issues, supporting planned and emergency outages, and providing technical recommendations to improve asset reliability and performance.

The ideal candidate has experience with substation equipment, transformer diagnostics, electrical testing, and utility work practices. Experience with Doble testing equipment, protective relays, and substation commissioning is highly desirable.

This position requires travel throughout North America (approximately 75–80%) in support of customer projects.

Perform diagnostic testing and condition assessments of substation equipment including:

• Sweep Frequency Response Analysis (SFRA)
• Excitation Current Testing
• Capacitance Testing
• Power Factor / Dissipation Factor Testing
• Bushing Capacitance & Power Factor Testing
• Insulation Resistance (Megger) Testing
• Contact Resistance (Ductor) Testing
• Medium-Voltage Cable Insulation Testing
• Transformer Condition Assessments
• Diagnostic Test Analysis & Interpretation

• Conduct mechanical inspections
• Equipment removal and installation
• Equipment replacement
• Electrical troubleshooting
• Failure investigations
• Lead and support planned outage
• Emergency response
• Perform maintenance activities on:
• Generator Step-Up (GSU) Transformers
• Medium-Voltage Transformers
• Disconnect & Hook Switches
• Capacitor Bank Switchers
• Bushings
• Medium-Voltage Cable Systems
• Electrical Connections & Terminations

• Coordinate subcontractors and specialty vendors
• Support commissioning and return-to-service activities
• Develop detailed field reports
• Document test results and maintenance findings
• Provide technical recommendations for repair or replacement

• Perform all work in accordance with OSHA , NFPA 70E, NESC, and company safety procedures.
• Conduct Job Hazard Analyses (JHAs) and support a strong electrical safety culture.
• Follow Lockout/Tagout, grounding, and switching procedures.
• Maintain company quality and documentation standards.

• High School diploma or equivalent
• 5+ years of medium- and high-voltage electrical experience
• 3+ years performing substation, utility, industrial, or renewable energy maintenance
• 2+ years of experience testing and maintaining transformers, disconnect switches, and substation equipment
• Experience interpreting electrical test results and equipment condition

• Formal technical education such as Journeyman Electrician or Electrical Technician certification or military electrical training
• Transformer Testing Training
• Protective Relay Test Sets NETA certification
• Utility and/or renewable energy…