Senior Substation Apparatus Technician

About Us At Service Electric Company, we believe that each employee contributes directly to the success and growth of our company. Specializing in transmission, distribution, substation, storm restoration, and technical services., our rapid expansion follows our growing reputation for delivering safe, quality, and on-time projects to all our customers. Whether we’re staffing internal support or in-field workforce, we are guided by our Core Values of Quality, Safety, and Responsibility. Incorporated in 1945, SERVICE ELECTRIC Company now employs over 2,000 employees and operates a fleet of more than 2,000 pieces of equipment. Our primary footprint includes the Southeast, Midwest, and Puerto Rico, but our crews travel throughout the Country to assist with storm restoration. Service Electric Company is a subsidiary of Quanta Services, Inc. (NYSE:PWR). Our culture is about supporting an environment where all employees can be themselves, are valued, and have an equal opportunity to succeed. About this Role The Senior Substation Apparatus Technician is an advanced-level technical leadership position responsible for overseeing and performing the testing, inspection, maintenance, troubleshooting, and commissioning of substation apparatus with minimal supervision. This role independently executes complex field electrical testing activities to ensure the safe and reliable operation of high-voltage substation equipment. The Senior Substation Apparatus Technician is expected to recommend and implement measures to improve field service operations, technical quality, and customer service. This position may be assigned work individually, lead field crews, or serve as the primary technical lead on large or complex electrical substation and powerplant projects. The Senior Substation Apparatus Technician reports directly to the Apparatus Operations Manager and works closely with Apparatus Supervisors, engineers, project managers, and other team members to ensure industry-standard testing practices, safety procedures, and documentation requirements are consistently followed while performing hands-on work in substations and power facilities. This position is suited for individuals who demonstrate advanced technical expertise and leadership in substation apparatus testing and electrical power systems. Effective communication with the Apparatus Operations Manager and Apparatus Supervisor is required throughout active projects and when awaiting assignment and/or during standby time. Often requires extensive travel and non-standard schedules at field locations with exposure to varying environmental conditions. What You'll Do

Perform and lead advanced testing, inspection, maintenance, troubleshooting, and commissioning of substation apparatus, including but not limited to:

Power transformers Circuit breakers (oil, SF₆, and vacuum) Instrument transformers (CTs and PTs) Disconnect switches and grounding switches Bus work and associated substation equipment

Lead commissioning activities for new or upgraded substation equipment and ensure compliance with project specifications and industry standards. Perform and oversee advanced electrical testing independently, including but not limited to:

Insulation resistance (Megger) testing Power factor / dissipation factor testing Transformer turns ratio (TTR) testing Contact resistance testing Timing and travel analysis Functional, mechanical, and control system operational checks

Analyze complex test results, diagnose equipment issues, and develop corrective action Lead the setup, operation, verification, and teardown of test equipment in accordance with company and manufacturer procedures. Prepare, review, and approve detailed field reports and documentation for accuracy and completeness in accordance with company and customer requirements. Follow and enforce all company safety policies, utility safety rules, and applicable OSHA requirements. Lead job briefings,