System Design Engineer - Power Conversion

Location: Madrid, Spain Job ID: R0130651 Date Posted: 2026-09-15 Company Name: HITACHI ENERGY SPAIN, S.A.U. Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No Job Description: Job Description The Opportunity Are you ready to shape the future of energy? At Hitachi Energy, we are building and expanding our ES Regional Office (ESOPC) in Madrid, Spain, within the Grid & Power Quality Solutions business in Europe (HBUEU). To strengthen our team, we are looking for an experienced Senior System Engineer with strong background in power electronics, power systems and system simulations. If you want to work at the forefront of energy technology in a motivated, global engineering environment, this role is for you. At our competence center “Power Converter Solutions”, we have a leading position in the development, manufacturing, installation, and commissioning of high-power electronic converters mainly for STATCOM and rail power supply systems. We also provide solutions for hydro pump stations and grid interties. With the help of our highly efficient converters, we contribute to the integration of renewable energies into the electrical grid of tomorrow, while also increasing the overall system efficiency. How you’ll make an impact Design power electronic converter systems including Static Frequency Converters (SFC), Static Compensators (STATCOMs), etc., from sales and tendering phase to project execution, including occasional customer and site visits Own the system engineering scope throughout project execution, in close collaboration with Sales, other Engineering departments, Project Management, and Service Perform system design tasks such as simulations (e.g., harmonics, transients), performance calculations, component specifications for sub-suppliers, control and protection definitions, and documentation of design activities Ensure compliance with applicable standards, customer specifications and grid codes Identify risks and opportunities, proposing effective mitigation measures Work closely with R&D teams on system design and modeling of converter systems Define and evaluate on-site performance measurements Contribute to the continuous development of engineering processes by sharing knowledge, participating in conferences and committees Your background Master’s degree in electrical engineering or equivalent, with a focus on Power Systems and Power Electronics, combined with solid knowledge in power electronics and/or power systems with relevant experience in the industry Experience in hydropower or railway sector is a strong plus Experience in Matlab/Simulink is a plus Relevant experience in power electronics and power system simulations Eagerness to take responsibility for deliverables, both internally and externally towards customers and sub-suppliers Excellent communication skills and ability to work in a dynamic and multicultural environment Curiosity and drive for continuous development in both short and long term Fluent in English; German or additional languages are an advantage Willingness to travel globally (<10%) More about us A holistic range of competitive benefit program to support your financial, physical and mental wellbeing and personal development. We want you to truly thrive with us – in work and out. For this role, depending on grade and experience we offer the following employee benefits (subject to the respective plan rules): Annual Incentive Plan, Flexible Working, Meal Allowance, Life Insurance, Medical Check-up, Psychological assistance, Language trainings, Coaching & Assessments. At Hitachi Energy, we embrace a culture where Health, Safety, and Environment are not just commitments, but values that guide every step we take—protecting our people, our communities, and the world we power. 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.