Test Technician

TSEA; Contagem; On-site; BRL 261,000 - 326,000; Full time

Job summary

TSEA Energy, a high‑voltage handling manufacturer, seeks a Test Technician in its Eden facility to perform in‑process and final electrical testing and inspection of voltage regulators, control boxes, and accessories. This hands-on role requires reading schematics, using precision testers, and adhering to safety standards.

You will verify test results, document data sheets, and support root-cause analysis while maintaining equipment and training new team members in testing procedures.

Qualifications

• High school diploma or GED.
• Technical certificate or associate degree in electrical or electronics technology.
• Minimum of 1 year of experience in electrical testing, inspection, or quality control in an industrial setting.
• Ability to read electrical schematics, wiring diagrams, and technical drawings.
• Basic computer skills (ERP, email, spreadsheets, report preparation).
• Ability and willingness to be trained and qualified to work in high‑voltage test areas.

Responsibilities

• Perform tests and inspections on voltage regulators, control boxes, circuits, and measuring devices according to technical specifications and standards.
• Check winding polarity using a polarity tester to confirm coil assembly conditions.
• Measure winding resistance of regulators, tap changers, and accessories using a DC source or micro‑ohmmeter.
• Inspect tap changer assembly and verify proper operation under no‑load conditions.
• Perform impedance tests on regulator windings by applying AC voltage.
• Perform current imbalance tests on regulators using an AC source.
• Perform impulse distribution tests on regulators using an impulse generator and oscilloscope.
• Prepare and perform applied voltage (hi‑pot) tests on cores, tap changers, regulators, accessories, and control boxes to verify insulation integrity.
• Configure voltage regulator controls and temperature monitors to ensure proper interface with the manufactured product.
• Read and interpret electrical schematics, wiring diagrams, and manufacturing drawings of control boxes for functional testing.
• Verify component and accessory connections through continuity tests using a multimeter or continuity tester.
• Energize electromechanical and electronic components for functional testing.
• Prepare and verify test data sheets and test reports for in-process and final testing.
• Complete and sign checklists and inspection records, documenting the approval of inspected products.
• Record non‑conformities in the company’s quality system and support the corresponding corrective and preventive actions.
• Test and inspect equipment returned by customers to identify root cause and propose corrective and preventive actions.
• Collect statistical data and prepare monthly reports on inspected products and manufacturing deviations.
• Prepare and review Work Instructions for the test area in line with customer specifications and quality, safety, and environmental requirements.
• Collect raw material samples during manufacturing as required.

Skills

Read electrical schematics

ERP & office software

Safety awareness

High-voltage area readiness

Bilingual (Spanish/Portuguese)

Education

High school diploma or GED

Technical certificate or associate degree in electrical/electronics

Tools

Multimeter

Micro-ohmmeter

Insulation tester

Polarity tester

Oscilloscope

Impulse generator

Job description

TSEA energy provides solutions for the generation, transmission, and distribution of electrical energy, including power transformers and reactors up to 550kV and regulators. Founded in 1968 as part of a Japanese multinational conglomerate, TSEA has been 100% Brazilian-owned since 2018. It is headquartered in Contagem - MG, with offices in São Paulo and Houston and factories in Contagem, Betim, Curitiba, and Eden, North Carolina.
As a Test Technician at our voltage regulator manufacturing facility in Eden, NC, you'll perform in-process and final electrical testing and inspection of voltage regulators, control boxes, and accessories, in accordance with approved drawings, technical specifications, applicable standards, customer requirements, and internal procedures.
This is a hands‑on position in a high-voltage test environment. You'll be the person who verifies, approves, and certifies product quality through documented test results.

Principais responsabilidades

Key Responsibilities

Electrical Testing

• Perform tests and inspections on voltage regulators, control boxes, circuits, and measuring devices according to technical specifications, following procedures and standards for safe and quality execution.
  
• Check winding polarity using a polarity tester to confirm coil assembly conditions.
  
• Measure winding resistance of regulators, tap changers, and accessories using a DC source or micro‑ohmmeter.
  
• Inspect tap changer assembly and verify proper operation under no‑load conditions.
  
• Perform impedance tests on regulator windings by applying AC voltage.
  
• Perform current imbalance tests on regulators using an AC source.
  
• Perform impulse distribution tests on regulators using an impulse generator and oscilloscope.
  
• Prepare and perform applied voltage (hi‑pot) tests on cores, tap changers, regulators, accessories, and control boxes to verify insulation integrity.
  Controls & Functional Testing
  
• Perform functional tests on single‑phase voltage regulators equipped with TVC, TBR1000, or Beckwith controls, verifying that relays and accessories perform their programmed functions.
  
• Configure voltage regulator controls and temperature monitors to ensure proper interface with the manufactured product.
  
• Read and interpret electrical schematics, wiring diagrams, and manufacturing drawings of control boxes for functional testing.
  
• Verify component and accessory connections through continuity tests using a multimeter or continuity tester.
  
• Energize electromechanical and electronic components for functional testing.
  Quality Documentation & Analysis
  
• Analyze test results against design data, technical specifications, and acceptance criteria.
  
• Prepare and verify test data sheets and test reports for in-process and final testing.
  
• Complete and sign checklists and inspection records, documenting the approval of inspected products.
  
• Record non‑conformities in the company’s quality system and support the corresponding corrective and preventive actions.
  
• Test and inspect equipment returned by customers to identify root cause and propose corrective and preventive actions.
  
• Collect statistical data and prepare monthly reports on inspected products and manufacturing deviations.
  
• Prepare and review Work Instructions for the test area in line with customer specifications and quality, safety, and environmental requirements.
  
• Collect raw material samples during manufacturing as required.
  Test Area & Plant Support
  
• Maintain test equipment, tools, and instruments in good working condition, and request repair or calibration as needed.
  
• Train and support new team members in testing and inspection activities.
  
• Participate in scheduled team meetings.
  
• Follow and reinforce all EHS/OSHA requirements, including high‑voltage test area safety, lockout/tagout, and PPE use.
  
• Comply with Integrated Management System requirements, including waste management, environmental aspects and impacts, and hazard and risk controls applicable to the role.
  
• Requisitos técnicos Qualifications & Experience
  
• High school diploma or GED.
  
• Technical certificate or associate degree in electrical or electronics technology, or equivalent combination of education and experience.
  
• Minimum of 1 year of experience in electrical testing, inspection, or quality control in an industrial setting.
  
• Ability to read electrical schematics, wiring diagrams, and technical drawings.
  
• Working knowledge of electrical measuring instruments (multimeter, micro‑ohmmeter, insulation tester).
  
• Basic computer skills (ERP, email, spreadsheets, report preparation).
  
• Ability and willingness to be trained and qualified to work in high‑voltage test areas.
  
• Perfil comportamental Preferred Skills
  
• Experience testing transformers, voltage regulators, or other high‑voltage equipment.
  
• Familiarity with IEEE C57 standards.
  
• Experience configuring voltage regulator controls or protection relays.
  
• Knowledge of root cause analysis and corrective action tools.
  
• Prior forklift, overhead crane, and/or rigging training or certification preferred.
  
• Spanish or Portuguese as a second language.
  
• Experience in a plant start‑up environment.
  
• Willingness and ability to cross‑train and support other manufacturing activities as business needs require.
  Physical Requirements
  
• Ability to frequently lift and/or move up to 25 lbs and occasionally lift and/or move up to 50 lbs (23 kg), with or without reasonable accommodation.
  
• Ability to safely work around energized test equipment, forklifts, overhead cranes, suspended loads, and industrial equipment.
  
• Ability to stand and walk for extended periods.
  
• Ability to climb stairs, ladders, or platforms as required.
  
• Ability to bend, stoop, kneel, crouch, reach, push, and pull.
  
• Ability to perform repetitive movements when required.
  
• Ability to use appropriate PPE.