Relay Technician

Join to apply for the Relay Technician 1 role at R. R. CASSIDY INC
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R. R. CASSIDY is part of Quanta Services, Inc. (NYSE:

PWR), founded in 1975, with over 45 years of hands‑on construction expertise and specialized equipment to handle diverse sub‑surface and pole‑setting projects. Our capabilities allow us to perform conventional work, but our focus and expertise are on projects that present unique challenges. Our footprint spans the southern U.S. with a growing presence in the Mid‑West and other regions. Joining our team means being part of an organization that values drive, inclusion, career development, and reward excellence, while contributing to modern life.

The Relay Technician is responsible for testing, maintaining, and troubleshooting protective relay systems in electrical substations with minimal supervision. This role involves using specialized relay testing equipment to ensure system reliability and compliance with engineering specifications. A strong safety mindset and the ability to lead by example are essential.

• Promote and model a strong safety culture, including accountability for safety practices of team members.
• Install, commission, test, and perform routine maintenance on protective relaying systems in substations.
• Conduct function testing on relay panels, transformers, breakers, and associated control circuitry.
• Create and follow procedures for testing, commissioning, and maintaining protective devices.
• Develop and execute relay test routines, macros, and verify system performance aligns with design parameters.
• Analyze relay logic, settings, and responses to simulated faults to confirm proper operation.
• Plan and implement testing and isolation procedures for scheduled outages.
• Install and test communication protocols and systems such as SCADA, GOOSE, Modbus, and fiber optics.
• Perform system analysis involving relays, transformers, AC/DC systems, and instrumentation; assist in troubleshooting distribution and transmission protection schemes and control issues.

• Valid driver’s license with an acceptable driving record.
• Ability to pass a pre‑employment drug screen and criminal background check.
• Willingness to travel and work overtime when needed.
• Some experience working with protective relay equipment in utility substations.
• Some working knowledge of electrical control circuits and protective relay logic.
• Proficiency with relay test software and tools.
• Strong written and verbal communication skills.
• Associate or bachelor’s degree in Electrical/Electronic Technology or Engineering or other 2‑year degree.
• Must be able to lift and carry up to 70 lbs.
• Ability to stand, walk, and climb ladders or equipment for extended periods.
• Capable of working in outdoor environments and various weather conditions.

As a Quanta Services employee, we offer a wide range of benefits to fit your needs:

• 401(k) with immediate matching and vesting
• Comprehensive benefits packages including Medical, Dental, and Vision
• Choice of PPO, HSA, and FSA plans
• Short‑term and long‑term disability benefits
• Employee discounts on consumer goods

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law. We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities.

For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact the Company’s Human Resources department.

• Entry level

• Full‑time

• Engineering and Information Technology

• Construction

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