R&D Power Electronics Engineer

Hitachi Energy Ltd.; Bollullos de la Mitación; On-site; EUR 50,000 - 80,000; Full time

Job summary

Hitachi Energy Ltd. is seeking an Electrical Engineer to contribute to the development of advanced power conversion technologies from concept to product realization.

You will design power converters and control systems for energy storage and grid projects, and work on protection schemes, cooling, and filtering to ensure reliability. You will collaborate with multidisciplinary teams to perform simulations, prototype testing, validation, and integration, while evaluating new semiconductor

Qualifications

• Degree in Electrical Engineering, Electronics Engineering, or a related field.
• Advanced English communication skills.
• Experience in electrical system design and power electronic converters.
• Experience with converter simulation tools such as PSCAD, DIgSILENT, or SPICE.
• Experience evaluating power converter topologies and semiconductor technologies based on technical requirements.
• Knowledge of power electronics hardware design, including semiconductors, capacitors, magnetic components, protections, and cooling systems.
• Experience developing and implementing control systems for power converters.

Responsibilities

• Design power converters from concept through product realization.
• Analyze technical requirements and define system architectures.
• Develop and execute converter simulations using industry-standard tools.
• Design power stages, protection systems, cooling solutions, and filtering circuits.
• Develop and implement control strategies for power conversion systems.
• Build prototypes and perform proof-of-concept activities.
• Commission power conversion and energy storage systems in laboratory environments.
• Execute validation activities for hardware, software, and integrated systems.
• Prepare technical reports, validation documentation, and engineering procedures.

Skills

Power electronics

Control systems

Simulation

Electrical engineering background

Education

Bachelor's in Electrical Engineering

Tools

PSCAD

DIgSILENT

SPICE

Job description

Are you passionate about developing innovative power conversion technologies from concept to reality?

Join our Power Electronics team and help shape the next generation of energy storage and power conversion solutions.

In this role, you will be involved in the complete product development lifecycle, from requirements analysis and simulation to hardware design, prototyping, validation, and industrialization. You will contribute to the design of advanced power converters and control systems used in energy storage applications and grid integration projects.

You will work in a multidisciplinary environment alongside experts in power electronics, control systems, software, testing, and product development. This position offers the opportunity to participate in cutting-edge technology projects, evaluate new power semiconductor technologies, and contribute to the development of highly efficient and reliable products.

Success in this role requires a strong technical background, curiosity, and a hands‑on approach to engineering challenges. You will have the opportunity to expand your expertise in power electronics design, converter control, product validation, and system integration while contributing to products that support the global energy transition.

How You'll Make an Impact

• Design power converters from concept through product realization.
• Analyze technical requirements and define system architectures.
• Develop and execute converter simulations using industry-standard tools.
• Design power stages, protection systems, cooling solutions, and filtering circuits.
• Develop and implement control strategies for power conversion systems.
• Build prototypes and perform proof‑of‑concept activities.
• Commission power conversion and energy storage systems in laboratory environments.
• Execute validation activities for hardware, software, and integrated systems.
• Prepare technical reports, validation documentation, and engineering procedures.
• Support component qualification, product certification, and technical project management.

Your Background

• Degree in Electrical Engineering, Electronics Engineering, or a related field.
• Advanced English communication skills.
• Experience in electrical system design and power electronic converters.
• Experience with converter simulation tools such as PSCAD, DIgSILENT, or SPICE.
• Experience evaluating power converter topologies and semiconductor technologies based on technical requirements.
• Knowledge of power electronics hardware design, including semiconductors, capacitors, magnetic components, protections, and cooling systems.
• Experience developing and implementing control systems for power converters.
• Strong analytical, problem‑solving, and technical communication skills.

More About Us

We offer a comprehensive benefits package designed to support your wellbeing, professional development, and work‑life balance. Depending on local policies and eligibility, benefits may include flexible working arrangements, meal allowance, private medical coverage, life insurance, wellbeing programs, learning opportunities, language training, and career development initiatives.