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

Job description

Location: Lenzburg, Aargau, Switzerland Job ID: R0136187 Date Posted: 2026-07-08 Company Name: HITACHI ENERGY LTD Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No Job Description: 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 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. 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 Accessibility and reasonable accommodation 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 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. Background Screening and Security Checks As part of the hiring process, Hitachi Energy conducts pre-employment background checks that may include verification of employment history, education, criminal records, and other relevant information, in accordance with applicable laws. For certain roles—particularly those involving access to sensitive information, financial responsibilities, client data, regulated environments, or security-sensitive functions—additional or more comprehensive background or security screenings may be required. These may include, but are not limited to, enhanced criminal history checks, credit history reviews (where legally permissible), sanctions screening, or other due diligence measures aligned with the responsibilities of the position. The scope and depth of any background or security review will be determined based on the nature of the role and business necessity, and will always be conducted in compliance with applicable federal, state, and local laws. Candidates will be notified and, where required, asked to provide consent prior to the initiation of any such checks.