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Transformer Tester Jobs in Ohio (NOW HIRING)

Vertiv Group Corp.

Transformer Engineer

Delaware, OH · On-site

The Transformer Engineer is responsible for the design, development, testing, and lifecycle support of power transformers and magnetic components used in power distribution systems. The role spans ...

Sarian, Inc.

Kafka Tester

Strongsville, OH · On-site

Designing and executing test cases for ETL (Extract, Transform, Load) workflows and data validation, focusing on both batch and streaming data. * Data Validation: Validating data ingestion ...

Vertiv Co

Transformer Engineer

Delaware, OH

The Transformer Engineer is responsible for the design, development, testing, and lifecycle support of power transformers and magnetic components used in power distribution systems. The role spans ...

Eosenergystorage

Software Tester

Nova, OH

... transform how the world stores power. Our breakthrough Znyth aqueous zinc battery was designed to ... About the Role A Software Tester is responsible for evaluating software application development to ...

Eos Energy Enterprises

Software Tester

Nova, OH · On-site

... that transform how the world stores power. Our breakthrough Znyth™ aqueous zinc battery was ... About the Role A Software Tester is responsible for evaluating software application development to ...

SDMyers

Electrical Engineer III

Tallmadge, OH · On-site

Perform comprehensive transformer and substation condition assessments utilizing: * Oil analysis * Electrical testing * Load Tap Changer (LTC) evaluations * Infrared inspections * Reliability data

POWERX

P&C Test Engineer

Athens, OH · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Field Testing and Commissioning * Perform field testing including relay protection testing, breaker testing, power transformer testing, instrument transformer testing, and control circuit ...

POWERX

P&C Test Engineer

Athens, OH · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Field Testing and Commissioning * Perform field testing including relay protection testing, breaker testing, power transformer testing, instrument transformer testing, and control circuit ...

Maddox Industrial Transformer

Winding Technician

Batavia, OH · On-site

$26.57 - $34.65/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

You'll also work with our production team on electrical testing, component function and installation, and the full reconditioning process, learning the transformer inside and out. More about You:

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All JobsTransformer Tester JobsTransformer Tester Jobs in Ohio

Transformer Tester information

See Ohio salary details

$10

$36

$59

How much do transformer tester jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for transformer tester in Ohio is $36.47, according to ZipRecruiter salary data. Most workers in this role earn between $20.34 and $48.22 per hour, depending on experience, location, and employer.

What is a transformer tester?

A Transformer Tester is responsible for inspecting, testing, and diagnosing electrical transformers to ensure they function properly and meet industry standards. This job involves using specialized testing equipment to measure parameters like voltage, insulation resistance, and load performance. Transformer Testers work in manufacturing plants, utility companies, or service organizations, performing quality control and troubleshooting electrical faults. They also document test results and collaborate with engineers to recommend repairs or improvements. Strong technical skills in electrical testing and safety procedures are essential for this role.

What does a transformer tester do?

A typical workday for a Transformer Tester involves conducting electrical tests on transformers to validate performance and detect faults, both in the field and in manufacturing or repair facilities. You’ll routinely prepare test setups, operate diagnostic equipment, record and analyze results, and collaborate with engineers and maintenance personnel to address any issues identified. The role may require some travel to customer sites or substations, and often involves working as part of a team to adhere to safety protocols and project timelines. This hands-on, detail-focused environment provides opportunities to develop specialized technical expertise and progress into senior testing, quality assurance, or supervisory positions over time.

What are the key skills and qualifications needed to thrive as a transformer tester?

To thrive as a Transformer Tester, you need a solid understanding of electrical theory, troubleshooting skills, and a background in electrical engineering or a related technical field. Experience with testing equipment such as power analyzers, insulation resistance testers, winding resistance meters, and knowledge of safety standards like OSHA or NETA certification is highly valuable. Strong attention to detail, problem-solving abilities, and clear communication are important soft skills in this role. These skills ensure accurate diagnosis, safe operations, and effective teamwork in high-stakes testing environments.

How does a transformer tester work?

A transformer tester evaluates the electrical characteristics of a transformer by measuring parameters such as insulation resistance, turns ratio, and winding continuity. It typically uses specialized test equipment to apply controlled voltages and currents, helping technicians identify faults or degradation in the transformer’s performance. Accurate testing ensures the transformer operates safely and efficiently in its electrical system.

How much do transformer testers make?

Transformer testers typically earn between $50,000 and $80,000 annually, depending on experience, certifications, and location. Entry-level positions may start lower, while experienced technicians with specialized skills can earn higher wages, often working in industrial or utility environments with safety protocols and testing tools.

What are popular job titles related to Transformer Tester jobs in Ohio?

For Transformer Tester jobs in Ohio, the most frequently searched job titles are:

What job categories do people searching Transformer Tester jobs in Ohio look for?

The top searched job categories for Transformer Tester jobs in Ohio are:

Transformer Tester jobs near you
Infographic showing various Transformer Tester job openings in Ohio as of August 2026, with employment types broken down into 80% Full Time, 14% Part Time, and 6% Contract. Highlights an 57% Physical, 2% Hybrid, and 41% Remote job distribution, with an average salary of $75,857 per year, or $36.5 per hour.

Senior Transformer Substation Technician

Southwest Electric Co

Louisville, OH • On-site

$50.50 - $65/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 28 days ago

Job description

Description:

Senior Transformer Substation Technician - Ohio Field Service

Southwest Electric Co.

80% travel

Ready to power your career with a leader in the electrical services industry?Apply now to join our team.
Ohio Transformer/Southwest Electric Co a division of SGB-SMIT Group is a global transformer manufacturer with European roots, supporting the energy transition with reliable solutions for wind and solar power, industry and urban energy infrastructure.

Senior Substation Technician Summary:

  • Ability to perform all aspects of substation services (repair, processing & testing) and demonstrate an exceptional understanding of transformers, construction operation and the associated controls.
  • Have the ability to perform in shop and field transformer testing for Power Factor, Excitation and resistance readings per NETA/ANSI Standards and maintain operational mechanical systems including pump operations, valve operations and oil processing units.

Senior Substation Technician Essential Duties and Responsibilities:

  • Troubleshoot and test transformers using various methods and testing equipment including partial installation of transformer components.
  • Conduct acceptance testing and preventative maintenance in accordance with the published testing procedures.
  • Operate specialized test equipment including but not limited to: Power Factor Tester (DOBLE), Megohmmeters, AC/DC volt-ohm-millimeters, various kinds of hand-held power and nonpower tools, etc.
  • Must be willing and able to travel on overnight, multi-day, out of town jobs and able to work regular overtime including nights, weekends and some holidays.


Requirements:


Senior Substation Technician Qualifications:

  • Ability to pass a pre-employment DOT drug screen, and physical.
  • Complete a satisfactory nationwide criminal background check.
  • Must have a valid driver’s license and a clean driving record.
  • Ability to lift 50 + lbs., climb ladders, stand for extended periods of time.
  • Must be able to work for extended periods which includes overtime, weekends and holidays with minimal notice.

Senior Substation Technician Education and/or Experience:

  • High School Diploma or GED REQUIRED
  • Associate's degree in industrial maintenance, Electrical/Electronic Technology preferred.
  • 10+ years of commensurate Substation work experience preferred.
  • Electrical theory education and/or related experience is required.
  • Military experience is a plus.


Certificates, Licenses, Registrations:

  • NETA certification is a plus.
  • CDL Class A is required.

Ohio Transformer/Southwest Electric Co is motivated by our mission to provide a stable and sustainable energy supply for our customers around the world. Our lean decision-making process keeps us closely connected to our employees and the successes of our company. We value personal relationships among colleagues, fostering a collaborative environment for our sustainable growth.

Our benefits:

  • Medical, Dental, Vision, and Rx
  • 401k with match
  • Life insurance
  • Long and short-term disability
  • Paid holidays
  • Paid time off
  • Flexible spending account

Apply now to join a legacy company with innovative solutions and a commitment to your success.


If you value a dynamic, growing and intercultural environment and enjoy hands-on work, then become part of the Southwest Electric Co. and transform with us the future of energy.


Visit us at www.swelectric.com andwww.youtube.com/@SouthwestElectricCo
Southwest Electric is an equal Opportunity Employer.
We are looking forward to your application!