Power Validation & Certification Engineer - PV & Battery

Hitachi Energy Ltd.; Bollullos de la Mitación; On-site; EUR 55,000 - 85,000; Full time

Job summary

Hitachi Energy Ltd. in Spain seeks a Power Validation & Certification Engineer to validate, commission, and certify advanced power conversion systems for PV and energy storage projects worldwide.

You will work at the intersection of hardware, embedded software, and grid integration, define validation strategies, and support UL/IEC certifications while contributing to safe, reliable energy solutions.

Qualifications

• Bachelor’s degree in Electrical Engineering or related field.
• Professional experience in the validation of electronic products and/or embedded systems.
• Strong knowledge of power electronics converters, electrical system design, and control strategies.
• Hands‑on experience with laboratory instrumentation (oscilloscopes, network analysers, multimeters, temperature recorders, etc.).
• Experience with certification standards such as UL1741, IEC62477, IEC62109, IEC60076 and grid compliance requirements is highly valued.
• High proficiency in Spanish and English; strong safety mindset and motivation to work with new technologies.

Responsibilities

• Define and execute validation strategies, test plans, procedures, and acceptance criteria for prototypes and series products.
• Perform commissioning and validation of power converters and control systems in laboratory, factory, and field environments.
• Analyse logs, signals, and performance data, generating structured technical reports to support engineering, quality, and certification teams.
• Manage full test traceability, from requirement specification through final validation reporting.
• Lead or support certification activities (UL, IEC, grid codes) and component approval processes.
• Develop and automate laboratory test benches, including HIL systems and advanced measurement instrumentation.

Skills

Power electronics

Control systems

Embedded software understanding

Laboratory testing

Bilingual Spanish/English

Education

Bachelor’s degree in Electrical Engineering

Tools

Oscilloscopes

Network analysers

Multimeters

Temperature recorders

Job description

Hitachi Energy Ltd. in Spain seeks a Power Validation & Certification Engineer to validate, commission, and certify advanced power conversion systems for PV and energy storage projects worldwide.

You will work at the intersection of hardware, embedded software, and grid integration, define validation strategies, and support UL/IEC certifications while contributing to safe, reliable energy solutions.