Test Engineer Jobs in Missouri
Test Engineer jobs in Missouri are concentrated in St. Louis, Kansas City, and Columbia, where employers like Boeing, Cerner (Oracle Health), and Emerson Electric maintain large engineering workforces and hire test engineers across hardware, software, and systems disciplines. Demand is strongest in aerospace and defense testing, embedded systems validation, and quality assurance for medical devices and industrial controls. Openings exist at every level, from entry-level QA roles to senior systems test leads. See the openings below and apply to the ones that match your experience.
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Location:
Earth City, Missouri, United StatesJob ID:
R0136030Date Posted:
2026-07-13Company Name:
HITACHI ENERGY USA INCProfession (Job Category):
Engineering & ScienceJob Schedule:
Full timeRemote:
YesJob 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.
See All 19 Test Engineer Jobs in Missouri
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Find Test Engineer JobsTest Engineer Jobs by City in Missouri
Where Missouri roles are concentrated, by current openings.
Test Engineer Job Market in Missouri
A snapshot from current Missouri openings, updated as new roles post.
Who's Hiring


Top Industries Hiring
- Energy
- Staffing & Recruiting
- Consulting & Professional Services
What Missouri Employers Look For
The qualifications that appear most often in test engineer jobs across Missouri.
- Bachelor's degree in electrical engineering, computer engineering, or a closely related technical field
- Hands-on experience writing and executing test plans, test cases, and automated test scripts
- Proficiency with test automation frameworks such as Selenium, TestNG, or NI TestStand
- Familiarity with defect tracking tools such as JIRA and version control systems such as Git
- Experience in at least one regulated industry such as aerospace, medical devices, or automotive systems
- Strong written communication skills for documenting test results and reporting defects clearly
Test Engineer Jobs in Missouri: Frequently Asked Questions
How do you become a test engineer in Missouri?
Most test engineer positions in Missouri require a bachelor's degree in electrical engineering, computer engineering, computer science, or a related field. Missouri does not mandate a state-issued license for most test engineering roles, though engineers who sign off on public-safety systems may pursue Professional Engineer licensure through the Missouri Board for Architects, Professional Engineers, Land Surveyors and Landscape Architects. Industry certifications in software testing or quality engineering strengthen candidacy considerably.
Which companies hire test engineers in Missouri?
Missouri test engineer roles are posted by Boeing, SAF-HOLLAND, and Millennium International and others right now, based on current listings on Migrate Mate as of September 2026. Missouri's aerospace, healthcare IT, and industrial manufacturing sectors generate consistent demand across the St. Louis and Kansas City metros.
Which Missouri cities have the most test engineer jobs?
Kansas City, Berkeley, and St. Louis lead Missouri for test engineer openings. St. Louis anchors demand through its large aerospace and defense contractors, medical device manufacturers, and enterprise software firms, while Kansas City draws openings from financial technology companies and industrial automation employers, and Columbia benefits from university research partnerships and regional healthcare technology operations.
Are there remote test engineer jobs in Missouri?
Yes, and more than most engineering fields, particularly for software and automation-focused roles. About 57% of test engineer openings tied to Missouri are remote or hybrid as of September 2026, reflecting the desk-based nature of much test planning and script development work. Roles involving physical hardware, lab equipment, or on-site production validation are far more likely to require full in-person presence.
How can I get hired as a test engineer in Missouri with little or no experience?
The most realistic entry path is a quality assurance analyst or junior test analyst role, which large Missouri employers in healthcare IT and defense contracting regularly fill with new graduates. Boeing and Oracle Health both run structured associate and rotational programs in the St. Louis and Kansas City areas that accept candidates with limited professional experience. Building a portfolio of automated test scripts and earning a foundational certification in software testing gives candidates a clear edge over other applicants with similar education.
Where can I find and apply to test engineer jobs in Missouri?
You can find and apply to test engineer jobs in Missouri on Migrate Mate, which lists current Missouri openings updated regularly. Search for roles that match your experience level and specialization, then apply directly to the ones that fit.
See All 19 Test Engineer Jobs in Missouri
Find roles in Missouri that match your experience and apply in just a few clicks.
Find Test Engineer Jobs