Littelfuse (NASDAQ: LFUS) is a diversified industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy. Headquartered in Chicago, Illinois, USA, we serve customers across industrial, transportation, and electronics markets worldwide. With approximately 16,000 employees we design and manufacture innovative technologies that support electrification, energy efficiency, and advanced automation. Our integral reach is matched by a culture that empowers innovation and long-term growth. Guided by our principles We Care, We Succeed With Our Customers, and We Own the Outcome, we work collaboratively, think boldly, and deliver solutions that move industries forward.

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We’re looking for a System Engineer - Electrical & Electronic Circuit Protection to join our R&D; Center in San Sebastian,



Spain and play a key role in the development of next-generation industrial circuit protection products within our Industrial Circuit Protection (ICP) business. In this role, you’ll work across electrical, electronic, mechanical and manufacturing disciplines - taking electrical sub-systems from concept and design through prototyping, validation and production.
What you’ll doDesign and develop electrical sub-systems for industrial circuit breakers, fuse switch disconnectors and related protection devices, from concept through validation. Perform electrical calculations, simulations and component selection to meet performance, safety and regulatory requirements. Apply system engineering principles to integrate electrical, electronic, mechanical and molding-process requirements into robust product designs. Support prototyping, proof-of-concept activities and design verification testing. Work closely with the Technology Research Manager, Prototype Ce

📌 System Engineer – Electrical (San Sebastián)
🏢 Littelfuse
📍 San Sebastián