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Relay Tech Jobs in Missouri (NOW HIRING)

Overview Job Title: Sr. Relay Technician About The Company: Electric Power Systems (EPS) is a NETA ... Bachelor's or associate degree in electrical/Electronic technology, Military Experience, or 4-year ...

Job Title: Sr. Relay Technician About The Company: Ele ct ric Power Systems (EPS) is a NETA ... Bachelor's or associate degree in electrical/Electronic technology, Military Experience, or 4-year ...

Relay Technician II About The Company: Electric Power Systems (EPS) is a NETA-accredited ... Bachelor's or associate degree in electrical/Electronic technology, Military Experience, or 4-year ...

Relay Technician II About The Company: Ele ct ric Power Systems (EPS) is a NETA -accredited ... Bachelor's or associate degree in electrical/Electronic technology, Military Experience, or 4-year ...

Senior Electrical Engineer

Saint Louis, MO ยท On-site

$104K - $136K/yr

One Tech Engineering is searching for a Senior Electrical Engineer for a position located in St ... Develop design basis documentation for protective settings and generate native relay configuration ...

One Tech Engineering is searching for an Electrical Engineer for a position located in St. Louis ... Potential additional involvement in relay settings, 3D/intelligent design, or participation in ...

Saint Luke's Hospital is seeking a PRN Lab Support Tech to join our Team! Collects patient samples ... Communicates effectively with nursing and unit staff to relay information concerning patient ...

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Showing results 1-20

Relay Tech information

See Missouri salary details

$49.7K

$87.5K

$110.7K

How much do relay tech jobs pay per year?

As of Sep 3, 2026, the average yearly pay for relay tech in Missouri is $87,473.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,400.00 and $100,400.00 per year, depending on experience, location, and employer.

What is a relay tech?

Relay techs, or relay technicians, are specialized professionals who install, test, maintain, and repair protective relays and associated equipment in electrical power systems. Their work ensures the reliability and safety of power grids by detecting faults and isolating problem areas to prevent damage or outages. Relay techs often work for utility companies, industrial plants, or electrical service firms, and their role is crucial in preventing widespread electrical failures.

What skills and qualifications are needed to thrive as a relay tech?

To thrive as a Relay Tech, you need a solid understanding of electrical theory, protective relaying, and troubleshooting, often supported by an associate degree in electrical engineering technology or a related field. Familiarity with testing equipment such as relay test sets, SCADA systems, and relevant industry certifications like NETA or NICET is typically required. Strong attention to detail, problem-solving abilities, and effective communication are standout soft skills in this role. These competencies are vital to ensure the reliability and safety of electrical power systems and to prevent costly outages or equipment failures.

What are common challenges faced by relay techs, and how can they be managed?

Relay Technicians often encounter challenges such as troubleshooting complex protection schemes, working under tight outage schedules, and adapting to rapidly advancing technology. These challenges can be managed by staying current with industry training, collaborating closely with engineers and other technicians, and maintaining detailed documentation of test results and relay settings. A proactive approach to problem-solving, combined with strong communication skills and a commitment to safety protocols, helps ensure successful project completion and minimizes downtime.

What is the difference between Relay Tech vs Network Technician?

AspectRelay TechNetwork Technician
Required CertificationsCompTIA A+, Cisco CCNA (preferred)CompTIA Network+, Cisco CCNA
Work EnvironmentFieldwork, installation sites, service callsOffice and on-site troubleshooting, network setup
Industry UsageTelecommunications, cable providers, internet service providersIT companies, corporate networks, service providers

Relay Techs and Network Technicians share certifications like CompTIA A+ and Cisco CCNA, work in similar environments involving network setup and maintenance, and are employed in telecommunications and IT industries. However, Relay Techs focus more on field installation and service for communication systems, while Network Technicians often handle broader network troubleshooting and configuration in office or data center settings.

How do I become a relay technician?

To become a relay technician, you typically need a high school diploma or equivalent, followed by technical training or an apprenticeship in electrical systems or electronics. Relevant skills include understanding electrical circuits, troubleshooting, and using tools like multimeters; certifications such as OSHA safety training or electrical technician certifications can also improve job prospects.

What are popular job titles related to Relay Tech jobs in Missouri?

For Relay Tech jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Relay Tech jobs in Missouri look for?

The top searched job categories for Relay Tech jobs in Missouri are:

Infographic showing various Relay Tech job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 73% Full Time, 16% Part Time, 9% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $87,473 per year, or $42.1 per hour.

Sr. Relay Technician

High Priority Plumbing

Saint Louis, MO โ€ข On-site

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 10 days ago


Job description

Overview

Job Title: Sr. Relay Technician

About The Company:ย 

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

Position Summary:

The Senior Relay Technician serves as the technical lead for protection and control systems, responsible for advanced testing, commissioning, troubleshooting, and full project execution. This role requires deep expertise in analyzing protection schemes, managing complex projects, and leading field teams while ensuring safe, reliable, and efficient operation of substation and industrial (C&I) systems. The position also emphasizes customer interaction, team development, and technical leadership.

Responsibilities

Safety Leadership

  • Lead job site safety briefings, proactively identifying, eliminating, or mitigating hazards.
  • Enforce company safety policies and champion a strong safety culture across all field activities.
  • Utilize Human Performance Error Reduction (HPE) tools to improve reliability and reduce risk.

Technical Expertise & Execution

  • Analyze protection schemes for power circuits and other power system components, including transmission, distribution, and industrial systems.
  • Perform installation, commissioning, testing, and functional testing of substation control circuits on relay panels, transformer change-outs, and circuit breaker replacements.
  • Execute advanced end-to-end and functional testing using automated relay test equipment and software.
  • Read, interpret, and validate protection and control schematics, logic diagrams, and system configurations.
  • Ensure proper calibration and performance of electromechanical and microprocessor-based relays.

Troubleshooting & Analysis

  • Perform complex troubleshooting of protection, control, and communication systems across a wide range of applications.
  • Analyze event records, oscillography, and system data to make informed deductions and determine system performance or misoperations.
  • Lead root cause analysis investigations for relay trips, failures, and system disturbances.

ย Project Leadership & Planning

  • Develop project execution plans, commissioning procedures, outage sequences, and energization plans.
  • Project manage large-scale and complex commissioning, retrofit, and maintenance projects.
  • Coordinate resources, schedules, and field activities to ensure successful project completion.

Reporting & Deliverables

  • Develop, review, and finalize comprehensive reports, including test results, relay settings verification, and system performance.
  • Ensure completion of all project deliverables, including as-built drawings, relay settings validation, and commissioning documentation.
  • Ensure all documentation meets customer and industry standards.

Team Development & Customer Interface

  • Train and qualify Relay Technician I, II, and junior engineers in protection and control practices.
  • Provide mentorship and technical leadership to field personnel.
  • Interface directly with customers, utilities, and project stakeholders to communicate status, resolve issues, and meet expectations.
Qualifications

Required Skills/Abilities:ย ย 

  • Able to pass a pre-employment drug screen due to this being a safety sensitive position.

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

Preferred Skills/Abilities:ย 

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

Education and Experience:ย 

  • Bachelor's or associate degree in electrical/Electronic technology, Military Experience, or 4-year Engineering Degree, preferredย 
  • 5+ Years of Relevant Industry Experienceย 
  • NETA III/IV Certified, preferredย 

Physical Requirements:ย ย 

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

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.ย 

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

#PoweringTheFuture

Employment Type: FULL_TIME