Senior Automation Test Engineer – High-Power Inverters

Nextpower; Mesa (AZ); On-site; USD 110,000 - 150,000; Full time

Job summary

Nextpower is seeking a Senior Test Engineer in Mesa, AZ, onsite with travel, to lead development, deployment, and continuous improvement of manufacturing test systems for inverter and power conversion products.

You will independently resolve complex test challenges, establish test methods, and provide guidance across engineering, manufacturing, quality, and contract manufacturing teams. Experience with grid-scale power systems is strongly preferred.

Qualifications

• Bachelor's degree in Electrical Engineering or related field.
• 8+ years of experience in manufacturing test engineering or related discipline.
• Advanced experience developing automated test systems in a manufacturing environment.
• Demonstrated experience testing high-power electronics and power conversion systems.
• Strong knowledge of electrical test methods, instrumentation, automated test equipment, data acquisition, and failure analysis.
• Demonstrated ability to troubleshoot and resolve complex electrical, hardware, software, and manufacturing test issues.
• Experience developing or maintaining manufacturing test software and automated test sequences.
• Ability to analyze complex technical data and determine appropriate methods and solutions.

Responsibilities

• Develop, implement, and optimize end-of-line (EOL) manufacturing test systems for inverter and power conversion products.
• Serve as a technical subject matter expert for manufacturing test, providing guidance and solutions for complex test and production issues.
• Define test strategies, methods, procedures, and acceptance criteria for new and existing products.
• Validate and qualify automated test equipment (ATE) and test processes prior to deployment into production.
• Evaluate test coverage and develop solutions to improve defect detection, product quality, and manufacturing reliability.
• Lead analysis and root-cause troubleshooting of complex production failures involving product hardware, software, test equipment, and manufacturing processes.
• Develop, maintain, and improve manufacturing test software, automated test sequences, and associated test infrastructure.
• Analyze test data and production trends to identify systemic issues, reduce false failures, improve first-pass yield, and increase test efficiency.
• Support NPI, factory commissioning, production ramp, and transfer of test systems into manufacturing environments.
• Act as a senior escalation resource for contract manufacturers (CMs), guiding troubleshooting and resolution of complex test equipment and production issues.
• Partner across Manufacturing, Quality, Product Engineering, Reliability, and external manufacturing organizations to resolve technical issues and drive continuous improvement.
• Evaluate and adapt existing test methodologies while developing new approaches for complex or emerging manufacturing requirements.
• Develop and maintain test specifications, procedures, technical documentation, and troubleshooting standards.
• Provide technical guidance and mentorship to engineers and other team members as needed.

Skills

Test automation

Electrical testing

Data acquisition

Root cause analysis

Education

Bachelor's degree in Electrical Engineering

Tools

ATE hardware

Test software

Job description

Nextpower is seeking a Senior Test Engineer in Mesa, AZ, onsite with travel, to lead development, deployment, and continuous improvement of manufacturing test systems for inverter and power conversion products.

You will independently resolve complex test challenges, establish test methods, and provide guidance across engineering, manufacturing, quality, and contract manufacturing teams. Experience with grid-scale power systems is strongly preferred.