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Job Description
Apparatus Supervisor -
Transmission & Substation Maintenance Position Summary:
The Apparatus Supervisor for Transmission & Substation Maintenance at Utili-Serve, LLC oversees field crews performing installation, maintenance, and testing on critical high-voltage electrical equipment. This leadership role ensures regulatory compliance, enforces safety protocols, and directs the safe, reliable operation of the electrical grid.
Core Responsibilities:
Supervise crew performing installation, maintenance, testing, and repair of power transformers up to 500 kV and 500+ MVA. Manage transformer vacuum-fill operations utilizing high-capacity hot oil processing equipment, ensuring moisture, gas, and particulate contamination levels meet manufacturer and utility specifications. Oversee transformer assembly, bushing installation, conservator installation, radiator installation, oil sampling, and commissioning activities. Coordinate electrical testing including insulation resistance, power factor, Doble testing, winding resistance, TTR, excitation current, sweep frequency response analysis (SFRA), and leak-reactance testing. Review job hazard analyses, switching orders, and lockout/tagout procedures to maintain a safe work environment. Manage contractor activities, equipment scheduling, outage coordination, and project execution for transmission and distribution substations. Interpret engineering drawings, transformer assembly manuals, and manufacturer specifications to ensure quality installation and maintenance practices. Train and mentor technicians on transformer assembly, oil processing, breaker maintenance, and diagnostic testing procedures. Maintain project documentation, test records, oil processing logs, and equipment maintenance reports. Direct field activities involving SF₆ circuit breakers, gas-insulated equipment, disconnect switches, CTs, PTs, and associated substation apparatus (preferred but not required). Ensure proper SF₆ gas handling, recovery, filtration, storage, and emissions compliance in accordance with EPA and utility standards (preferred but not required).
Desired Experience and Qualifications:
Seven (7) years of Transformer Field service work Two (2) years of current or prior Lead Tech or Supervisor experience Large power transformers and autotransformers (115 kV-500 kV) High-capacity hot oil processors (GlobeCore, Baron, Vacuum Process Engineering, etc.) Oil sampling and dissolved gas analysis (DGA) Doble test equipment Transformer turns ratio (TTR) test sets Winding resistance test equipment SFRA and leakage reactance test equipment SF₆ dead-tank and live-tank breakers (preferred but not required)
