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 global 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.

We are seeking an Electrical / Electronics Engineer to support the design, development, and testing of advanced electronic systems from concept through production. As part of the R&D; development team based in Cádiz, Spain, you will contribute to the development of electronic protection and safety products, with a focus on Residual Current Devices (RCDs),



ground-fault detection devices, and related protective solutions used in low-voltage electrical systems. This role is adecuado for an engineer with early professional experience who is eager to grow technically while working closely with senior engineers and a multidisciplinary team. You will gain hands-on exposure across the full product development lifecycle, from concept through validation and certification.

About the job:

Electronics Design & Development
- Support the design, development, modification, and evaluation of electronic circuits and subsystems under the guidance of senior engineers
- Assist with schematic capture, circuit analysis, and simulation activities

PCB & Components
- Support PCB design activities, including layout reviews and basic signal integrity, power, and thermal considerations
- Assist with component evaluation and selection based on performance, availability, and cost

Testing

📌 Electrical/Electronic Engineer (Cádiz)
🏢 Littelfuse
📍 Cádiz