Sr. Relay Technician

Asplundh Tree Expert Co; Sioux Falls (SD); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

Medical, Dental, and Vision Insurance

401(k) Savings Plan with Company Match

Employee Assistance Program (EAP)

Tuition Reimbursement

Job summary

Asplundh Tree Expert Co in Sioux Falls is seeking a Sr. Relay Technician to perform electrical testing and maintenance at power stations. The ideal candidate will lead projects, oversee technicians, and ensure safety compliance while executing complex troubleshooting.

The role demands hands-on experience with protective relays and relay test equipment. A Bachelor's degree in electrical technology or equivalent industry experience is required. Competitive perks include medical insurance and professional development opportunities.

Qualifications

• Able to pass a pre-employment drug screen.
• Must have valid driver's license and a safe driving record.
• Hands-on experience in relay testing and troubleshooting.

Responsibilities

• Lead safety briefings and mitigate hazards.
• Perform testing and maintenance on electrical power stations.
• Train and qualify junior technicians.

Skills

Electrical testing

Troubleshooting

Installation of protective relays

Relay test software

Project management

Education

Bachelor's or associate degree in electrical/electronic technology

Military Experience

4-year Engineering Degree

Tools

Relay test equipment

Measurement tools

Job description

Sr. Relay Technician

Job Locations: US-SD-Sioux Falls

Posted Date: 2 days ago (5/15/2026 6:37 PM)

ID: 2026-7246

# of Openings: 1

Category: Sr. Relay Technician

Overview

Job Title: Sr. Relay Technician

About The Company:

Electric Power Systems (EPS) is a NETA-accredited independent electrical testing and engineering organization specializing in electrical acceptance testing, commissioning, and maintenance for clients across Data Centers, Utility, Generation, Renewables, Transit, Industrial and Commercial Facilities throughout North America. We are committed to safety, technical expertise, and setting the standard of excellence in the power industry.

Benefits:

• Medical, Dental, and Vision Insurance
• 401(k) Savings Plan with Company Match
• Health Savings Account (HSA) and a Flexible Spending Accounts (FSA)
• Life and Accidental Death & Dismemberment (AD&D) Insurance
• Short-Term and Long-Term Disability Coverage
• Employee Assistance Program (EAP)

Perks:

• Competitive Pay
• Talent Development – Instructor-Led Technical Courses and Online Learning
• Career Path Planning
• Incentives for Professional Certifications
• Competitive Per Diem for Travel
• Referral Bonuses
• Tuition Reimbursement

Job Summary:

The Sr. Relay Technician performs and supervises electrical testing, maintenance and troubleshooting relays in electrical power stations. Your duties involve using relay test equipment and tools to test several types of relays inside the electrical substation.

Responsibilities

• Lead safety briefings on job site, identify, eliminate, or mitigate hazards.
• Utilize Human Performance Error Elimination concepts and tools.
• Analyze protection schemes for power circuits and other power system components.
• Perform installation, commissioning, testing, and function testing of substation control circuits on relay panel, transformer & circuit breaker change-outs.
• Ability to analyze event records and make informed deductions.
• Develop Project Execution, Commissioning, Outage Sequence & Energization Procedures.
• Project management of large scale and complex projects.
• Train and qualify Relay Technician I, II, or Relay Engineer I.
• Interact with customers.
• Perform complex troubleshooting.
• Perform end-to-end relay testing using relay test software and analyze the operation of the relay based on the fault type run.
• Lead investigations of electrical related issues, including root cause analysis as needed.
• Calibrate & perform functional tests on both electromechanical and microprocessor based protective relays for substations.
• Function as an on-site lead for the project, assign tasks, prioritize activities and interface with customers.
• Read and fully understand protection and control schematic diagrams and wiring diagrams and catch mistakes and problems with the drawings and design when comparing with accepted engineering and customer standards.
• Determine and interpret customer’s requirements and provide final deliverables including as built prints and all test results meeting specified requirements.
• Understand manufacturers’ literature to facilitate testing.

Qualifications

Required Skills/Abilities:

• Able to pass a pre-employment drug screen.
• Complete a satisfactory criminal background check.
• Able to work overtime and travel out of town for periods of time.
• Must have a valid driver's license and currently have and be able to maintain a safe driving record.
• Hands on experience installing, maintaining, testing & repairing protective relays in transmission, generation, or distribution level substations.
• Capable of trouble shooting distribution and transmission controls circuits.
• Knowledge of relay test software.

Preferred Skills/Abilities:

• Excellent written and verbal communication skills.
• Experience installing, maintaining, testing, or repairing circuit breakers, transformers, switchgear, or similar equipment.

Education and Experience:

• Bachelor's or associate degree in electrical/electronic technology, Military Experience, or 4-year Engineering Degree, preferred
• 5+ Years of Relevant Industry Experience
• NETA I/II/IV Certified, preferred

Physical Requirements:

• Able to climb ladders, stand for extended periods, able to lift 70 lbs.

Equal Opportunity: EPS is an equal opportunity employer and gives consideration for employment to all qualified applicants regardless of race, color, religion, disability, sex (including pregnancy, gender identity and sexual orientation), political affiliation, military service, national origin, age or any other characteristics protected by state or federal laws.

EPS does not work with individual recruiters or third party recruiting agencies, and will not recognize claim to any unsolicited resumes or candidate information.

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