Senior Test Engineer: High-Power Inverter Testing

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

Job summary

Nextpower LLC in Mesa, AZ is seeking a Senior Test Engineer to lead the development and deployment of manufacturing test systems for high-power inverter products. You will independently solve complex test challenges, define procedures, and mentor engineering and production teams to improve reliability and test efficiency.

The role requires deep expertise in automated testing and high-power electronics, with travel as needed.

Qualifications

• Bachelor's degree in Electrical Engineering or related field.
• 8+ years in manufacturing test or related discipline.
• Experience with automated test systems in manufacturing.
• Experience testing high-power electronics.
• Strong troubleshooting and cross-functional collaboration.

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 engineering

Automation

Electrical engineering

Troubleshooting

Data analysis

Communication

Education

Bachelor's degree in Electrical Engineering

Tools

ATE

Test software

Data acquisition

Job description

Nextpower LLC in Mesa, AZ is seeking a Senior Test Engineer to lead the development and deployment of manufacturing test systems for high-power inverter products. You will independently solve complex test challenges, define procedures, and mentor engineering and production teams to improve reliability and test efficiency.

The role requires deep expertise in automated testing and high-power electronics, with travel as needed.