Test Technician - Medium/High Voltage (Union optional)

Test Technician - Medium/High Voltage (Union optional) Asplundh Electrical Testing, LLC Grand Rapids, MI Job Details Full-time 17 hours ago Qualifications Protective relaying Interpreting technical drawings Electrical schematic reading and interpretation High-voltage electrical systems Driver's License Power system protection Full Job Description Test Technician - Medium/High Voltage At Asplundh Electrical Testing (AET), we power reliability across critical infrastructure—and our technicians are at the heart of that mission. We value professionals who come from hands-on, mission-critical electrical environments and bring a strong commitment to safety, ownership, and problem-solving. If you have experience working on complex electrical systems and thrive under pressure, this is a role where your skills directly translate. Join us and be part of a team known for safety, quality, and technical excellence. Key Responsibilities Apparatus Testing & Maintenance Perform field testing and inspection of circuit breakers, power transformers, instrument transformers (CTs/PTs), switchgear, cables, and bus systems Conduct electrical tests including: Insulation resistance (Megger) Power factor / Doble testing Transformer turns ratio (TTR) Winding resistance Contact resistance Breaker timing and mechanical inspections Assist with commissioning, troubleshooting, and maintenance of substation equipment up to HV levels Relay Testing Support Assist with basic protective relay testing and functional verification during commissioning and maintenance activities Support relay-related work using standard industry test sets such as: Omicron CMC Doble test equipment Megger relay test tools Help perform simple relay checks and system verification, such as: Functional checks of protection schemes Verification of wiring, inputs/outputs, and control logic Participate in end-to-end or system-level testing activities under supervision, without responsibility for advanced relay programming or settings development General Field Responsibilities Interpret single-line diagrams, wiring schematics, and equipment drawings Troubleshoot electrical equipment issues and assist in root cause analysis Accurately document test results and prepare field service reports Ensure compliance with NETA standards, safety regulations, and company procedures Travel to client sites and work in outdoor substation environments Qualifications Required 2-5+ years of experience in electrical testing, substation maintenance, or field service Hands-on experience with medium- and high-voltage apparatus testing Familiarity with common test equipment such as: Megger Doble Vanguard or similar Basic understanding of protective relays and control circuits (exposure, not specialization) Ability to read and interpret electrical drawings and schematics Valid driver's license and willingness to travel Preferred Experience in a NETA-accredited testing environment

NETA/NICET

certification Exposure to protective relay testing equipment (Omicron, Doble test sets, etc.) Associate degree or technical certification in Electrical Technology or related field OSHA 10/30 or equivalent safety training About Us Asplundh Electrical Testing (AET) has been a leading provider of independent electrical testing services since 1981. Headquartered in Foxboro, MA, with regional offices across the country, AET specializes in substation commissioning, acceptance testing, and maintenance for clients in electrical transmission, distribution, and generation. As a NETA-certified company and a member of Asplundh Engineering Services—a subsidiary of Asplundh Infrastructure Group—AET is committed to delivering reliable, high-quality services at competitive prices. An Asplundh Company As part of the Asplundh family, AET benefits from extensive resources and a century of experience. Together, we provide utilities with comprehensive end-to-end services, from design to construction, testing, and maintenance, ensuring reliability and peace of mind. Our Commitment At AET, we believe in tackling challenges together with our customers, leveraging our collective experience and resources to achieve success in every project.