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High Voltage Testing Jobs in California (NOW HIRING)

This role is crucial in performing high voltage testing at customer sites, ensuring the reliability and safety of our transformers. With travel expectations between 40%-60%, you'll have the chance to ...

Control Panel Designer

Berkeley, CA ยท On-site

$50 - $150/hr

Plan and oversee high-voltage testing procedures, including hipot, insulation resistance, and functional validation. * Collaborate with mechanical engineers on enclosure selection, thermal management ...

Control Panel Designer

Berkeley, CA ยท On-site

$23.25 - $29.50/hr

Plan and oversee high-voltage testing procedures, including hipot, insulation resistance, and functional validation. * Collaborate with mechanical engineers on enclosure selection, thermal management ...

New

High Voltage Engineer

Mountain View, CA ยท On-site

$165K - $200K/yr

Overview High Voltage Engineer LOCATION: NASA Ames Research Center, Moffett Field, CA JOB STATUS ... Analyze contractor-provided data (e.g., dissolved gas analysis, relay testing, thermographic scans ...

High Voltage Engineer

Mountain View, CA ยท On-site

$165K - $200K/yr

Overview High Voltage Engineer LOCATION: NASA Ames Research Center, Moffett Field, CA JOB STATUS ... Analyze contractor-provided data (e.g., dissolved gas analysis, relay testing, thermographic scans ...

Development of proven and new designs for High voltage DCDC converters, using modelling, simulation, and hardware testing. Determines design approaches and parameters. Analysis's equipment to ...

Development of proven and new designs for High voltage DCDC converters, using modelling, simulation, and hardware testing. Determines design approaches and parameters. Analysis's equipment to ...

Development of proven and new designs for High voltage DCDC converters, using modelling, simulation, and hardware testing. Determines design approaches and parameters. Analysis's equipment to ...

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High Voltage Testing information

See California salary details

$14

$24

$36

How much do high voltage testing jobs pay per hour?

As of Sep 12, 2026, the average hourly pay for high voltage testing in California is $24.13, according to ZipRecruiter salary data. Most workers in this role earn between $19.71 and $26.83 per hour, depending on experience, location, and employer.

What is high voltage testing?

A High Voltage Testing job involves inspecting, evaluating, and ensuring the safety and reliability of electrical equipment operating at high voltages. Professionals in this role use specialized equipment to test transformers, circuit breakers, cables, and other high-voltage components to detect faults, insulation breakdowns, or potential failures. They work in industries like power generation, transmission, and manufacturing, ensuring compliance with safety standards and regulations. This job requires technical expertise in electrical systems, troubleshooting skills, and adherence to strict safety protocols.

What are some of the typical challenges faced in high voltage testing?

Professionals in High Voltage Testing often work in dynamic environments that require careful adherence to stringent safety standards and protocols. Common challenges include troubleshooting complex electrical systems, working in variable weather or site conditions, and managing tight project deadlines. Teamwork and clear communication are crucial, as these roles frequently involve coordination with engineers, maintenance teams, and project managers. Those who excel in this field are proactive in problem-solving and maintain a strong focus on safety and compliance, which is critical to both personal and operational success.

What are the key skills and qualifications needed to thrive in high voltage testing, and why are they important?

Excelling in High Voltage Testing requires a solid background in electrical engineering, safety protocols, and diagnostic procedures, often supported by a technical degree and relevant experience. Familiarity with specialized testing equipment such as insulation resistance testers, hipot testers, and adherence to certifications like NETA or OSHA standards is essential. Attention to detail, critical thinking, and effective teamwork are important soft skills for this position. These abilities ensure accurate testing, compliance with safety regulations, and strong collaboration, minimizing risks and ensuring reliable electrical system performance.

How much do high voltage testing technicians make in the US?

High voltage testing technicians in the US typically earn between $50,000 and $80,000 annually, depending on experience, certifications, and location. Skilled technicians with specialized knowledge of testing equipment and safety protocols may earn higher salaries, especially in industrial or utility settings.

What are popular job titles related to High Voltage Testing jobs in California?

For High Voltage Testing jobs in California, the most frequently searched job titles are:

What job categories do people searching High Voltage Testing jobs in California look for?

The top searched job categories for High Voltage Testing jobs in California are:

Infographic showing various High Voltage Testing job openings in California as of September 2026, with employment types broken down into 1% As Needed, 79% Full Time, 17% Part Time, 2% Contract, and 1% Nights. Highlights an 89% Physical, 1% Hybrid, and 10% Remote job distribution, with an average salary of $50,185 per year, or $24.1 per hour.

High Voltage Test Engineer

Santa Fe Springs, CA โ€ข Remote

Hitachi
IT Servicesย โ€ขย 10K+ employees

$105K - $158K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 hours ago


Key responsibilities

  • Set up and operate a mobile high voltage test trailer system.

  • Perform high voltage tests such as applied, induced voltage, PD localization, and temperature rise, as well as low voltage tests including winding resistance, turns ratio, excitation, and power factor.

  • Analyze electrical testing results, calibrate test equipment, communicate with customers, and prepare detailed test reports.


Job description

Location:

Earth City, Missouri, United States

Job ID:

R0136030

Date Posted:

2026-07-13

Company Name:

HITACHI ENERGY USA INC

Profession (Job Category):

Engineering & Science

Job Schedule:

Full time

Remote:

Yes

Job Description:

High Voltage Test Engineer

The Opportunity

Are you ready to power up your career with Hitachi Energy? We are looking for a passionate High Voltage Test Engineer to join our Transformer Services US engineering team in Earth City, MO. This role is crucial in performing high voltage testing at customer sites, ensuring the reliability and safety of our transformers. With travel expectations between 40%-60%, you'll have the chance to work in diverse environments and make a significant impact. Join us and be part of a team that values innovation, safety, and integrity.

Responsible to ensure compliance with applicable external and internal regulations, procedures and guidelines.

How You'll Make an Impact
  • Set up and operate a mobile high voltage test trailer system.

  • Perform tests such as applied, induced voltage, PD localization, and temperature rise.

  • Conduct low voltage testing, including winding resistance, turns ratio, excitation, and power factor.

  • Analyze electrical testing results and calibrate test equipment.

  • Communicate effectively with customers and prepare detailed test reports.

  • Create test plans to support the proposal team.

  • Provide technical support to field crews and review transformer oil test results.

  • Uphold core values of safety and integrity in all actions.

Your Background
  • Bachelor's degree in engineering or related field with 5+ years of experience, or a combination of studies and 10+ years of transformer experience.

  • Knowledge of industry standards (IEEE, IEC, NEMA).

  • Proficiency in Microsoft Office 365 and technical report compilation.

  • Initiative, creativity, and attention to detail.

  • Collaborative, solutions-oriented approach with strong communication skills.

  • Work authorization to work for Hitachi Energy in the United States.

  • Willingness to travel. If based Earth City, MO travel expectations are 40%-50%, If based remote, travel expectations between 50%-60%.

  • Candidate must already have work authorization that would permit them to work for Hitachi Energy in the United States.

More About Us

We pride ourselves on offering a holistic range of competitive benefits Io support your financial, physical and mental wellbeing and personal development. We want you to truly thrive with us, in work and out. For this role, depending on grade and experience. we offer the following employee benefits (subject Io the respective plan rules):

  • Health Care (medical, dental, vision, etc.)

  • Financial Wellbeing: (Employer sponsored pension - 401(k) Program with generous company match and contribution, Life/AD&D Insurance, disability insurance)

  • Family Care: Life and Family (Legal, pet, auto, home, identity theft, etc.), special needs support, and adoption assistance

  • Work-Life: Enhanced leave programs (FMLA, Military Service Leave, Maternal, Paternal, adoption, vacation, and holiday).

  • Employee Engagement and Development: Employee Resource Groups (depending on location), tuition reimbursement program, on-demand learning platforms.

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Pay Disclosure (California Applicants Only): The total base pay range for the High Voltage Test Engineer position is $105,800 - $158,600. This pay scale reflects the amount the company reasonably expects to offer for this role in California, in accordance with California Labor Code 432.3.

Equal Employment Opportunity (EEO)-Females/Minorities/Protected Veterans/Individuals with Disabilities


Equal Employment Opportunity

Hitachi is an Equal Employment Opportunity (EEO) employer. We welcome applications from all qualified individuals, including females, minorities, protected veterans, and individuals

with disabilities.


Accessibility and reasonable accommodation

Protected veterans and qualified individuals with a disability may request a reasonable accommodation if you are unable or limited in your ability to use or access the Hitachi Energy career site as a result of your disability. You may request reasonable accommodations by completing a general inquiry form on our website. Please include your contact information and specific details about your required accommodation to support you during the job application process.

This accommodation channel is solely for job seekers with disabilities requiring accessibility assistance or an accommodation in the job application process. Messages left for other purposes will not receive a response.


Use of Al and automated tools in recruitment

As part of our recruitment process, Hitachi Energy uses digital and automated tools, including Al-supported solutions, to assist with activities such as application screening, job matching, and interview scheduling. These tools are designed to support our recruiters and do not replace human decision-making. Candidate data is processed in accordance with applicable data protection and employment laws as well as Hitachi's Global Data Privacy Notice.


Hitachi Vantara logo

About Hitachi Vantara

Sourced by ZipRecruiter

Hitachi Rail is a fully integrated, global provider of rail solutions across rolling stock, signaling, service & maintenance, digital technology and turnkey. With a presence in 38 countries across three continents and over 13,000 employees, our mission is to contribute to society through the continuous development of superior rail transport solutions.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Santa Clara, CA, US

Year founded

2017