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

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 worldwide. 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 semiconductor technologies from development to industrialization. @@HD@@ How you'll make an impact@@/HD@@ @@HD@@ • Contribute to the development and qualification of next-generation Silicon Carbide (SiC)@@/HD@@ and

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