Relay Technician

Job Code: 253
Location: Dayton, OH
Employment Duration: Full time



High Voltage Maintenance is seeking a Relay Technician to support the Ohio Valley Service Center.

Job Summary:   Complete projects involving protection & control systems, components, and accessories related to electrical distribution systems from 480V to 345KV.


Duties and Responsibilities: 



  • Review elementary one-line diagrams and control wiring diagrams

  • Perform point to point checks on control wiring

  • Perform commissioning, calibration, operational and functional tests on multi-functional solid state protective relays utilizing a 3-phase test set

  • Configure and modify protective relay settings in accordance with SC/Coor Study

  • Troubleshoot protection and control schemes involving multi-functional solid state relays

  • Perform full functional tests of protection and control systems

  • Perform acceptance testing / commissioning of line traps, CCVT’s, BCT’s, CT’s, and PT’s

  • Verification of circuit integrity by applying AC or DC current as required

  • Verification of solid state relay wiring and configuration

  • Verify overall utility relay protection scheme matches original elementary protection scheme design

  • Provide technical support and assistance for sales engineers and technical report writers.

  • Conduct safety meetings as required by HVM's Safety Policy.

  • Ensure compliance with Emerson environmental and safety policies.

Knowledge, Skills, and Abilities:

  • Graduate Engineer BSEE or Graduate of Electrical Technical School or Military equivalent and three years similar work experience.NETA Level III or IV Certification is preferred and PE is a plus.

  • Experience testing CT’s, PT’s and other equipment associated with protection schematics

  • Experience with the following manufacturers’ relays:Schweitzer Engineering Labs (SEL321, SEL421, SEL311, SEL451, SEL351, etc), GE Utility Relays (L60, L90, D60, D30 Multilin 750, Multilin 469, etc).

  • Experience utilizing 3-phase relay test equipment including Pulsar, Manta, and Doble.

  • Experience utilizing RTS software to test protective relays

  • Requires a high degree of communication, supervisory, organizational and good management skills.

  • Strong knowledge of the National Electrical Code and various industry standards, such as OSHA and NFPA.

  • Basic computer skills including editing, formatting and using templates in Microsoft Word, use of Internet for standards/products/manufacturer research.

  • Willing to work flexible hours, weekends, holidays and night work.Must be available for out-of-town and international travel of up to several weeks.

  • Regularly required to stand, walk, use hands and fingers, handle or feel objects, tools or controls; reach with hands and arms; stoop, kneel, crouch, or crawl; talk, hear, and smell.Frequently required to sit, climb and balance.Specific vision abilities required by this job include close vision, distance vision, basic color differentiation and the ability to adjust focus.Regularly lift and/or move up to 25 pounds, and frequently lift and/or move 100-pound test sets.

  • Valid Driver’s License.

About Vertiv


At Vertiv, we offer the stability of a global leader in a growing industry and the opportunity of a startup.


We design, manufacture and service the mission-critical infrastructure technologies for vital applications in data centers, communication networks and commercial and industrial environments. With $4.4 billion in sales, a strong customer base and global reach in nearly 70 countries, our move to establish a standalone business enables us to deliver greater value to our customers and create new opportunities for our people.


Whether you’re an established professional looking for a career change, an undergraduate student exploring options or recently received your MBA degree, you’ll find a variety of opportunities at Vertiv. Explore them now and join our team of 19,000 employees in making the future of our customers’ business possible.


Work Authorization

No calls or agencies please. Vertiv will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.


Equal Opportunity Employer

Vertiv is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, race, color, religion, national origin, age, marital status, political affiliation, sexual orientation, gender identity, genetic information, disability or protected veteran status. We are committed to providing a workplace free of any discrimination or harassment.


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