Senior R&D Test Engineer – SiC/Si 80–100% (f/m/d)

**The opportunity**
- Join our Product Evaluation & Qualification team at Hitachi Energy Semiconductors in Lenzburg, where we ensure the highest quality and reliability standards for next-generation semiconductor chips and power modules.
- Our products play a critical role in enabling renewable energy, eMobility, traction, and industrial applications world-wide. As we continue to expand our testing capabilities, we are looking for a motivated and hands-on Senior R&D Test Engineer to support the development and qualification of innovative Silicon Carbide (SiC) and Silicon (Si) technologies.
- In this role, you will work at the interface of R&D, product engineering, and testing, helping bring advanced semi-conductor technologies from development to industrialization.

**How you’ll make an impact**
- Contribute to the development and qualification of next-generation Silicon Carbide (SiC) and Silicon (Si) semiconductor devices for power module applications
- Collaborate closely with multidisciplinary teams across R&D Design, Process Development, and Product Engineering to evaluate the performance and reliability of new technologies
- Plan, execute, and monitor electrical and reliability tests using advanced test equipment and methodologies
- Analyze test data, identify trends and root causes, and provide technical recommendations to support product development decisions.
- Prepare and present test reports, communicating key findings and risks to project stakeholders
- Drive continuous improvement initiatives within the testing laboratory, enhancing efficiency, quality, and testing capabilities
- Enure compliance with safety, environmental, cleanliness, and laboratory operating standards in all testing activities

**Your background**
- Master's degree or PhD in Electrical Engineering, Power Electronics, Semiconductor Engineering, or a related field
- Several years of experience in the semiconductor, power electronics, or related industry, ideally within electrical testing, validation, or reliability engineering
- Strong understanding of semiconductor devices, particularly Silicon Carbide (SiC) and/or Silicon (Si) technologies
- Experience with test systems, measurement equipment, and data analysis methodologies
- Programming or automation skills are highly desirable, preferably in Python, LabVIEW, or similar tools
- Experience with statistical data analysis and engineering software tools; CAD knowledge is considered a plus
- Strong analytical and problem-solving skills, combined with a structured and collaborative working style
Fluent in English; German is an advantage

**More about us**
- The opportunity to work on cutting-edge semiconductor technologies that enable the global energy transition
- Collaboration with highly skilled experts in an international and innovative environment
- Challenging projects with real impact on future power electronics solutions
Flexible working arrangements and attractive development opportunities within a global technology leader