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. 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 ideal for an engineer with early professional experience who is eager to grow technically while working closely with senior engineers and a multidisciplinary team.

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 Assist with component evaluation and selection based on performance, availability, and cost Testing & Validation Participate in prototype builds, testing, troubleshooting, and analysis of test results Support validation activities to ensure product performance and reliability Work closely with electrical, firmware, mechanical, and test engineering teams to support system‐level integration Contribute to technical documentation (schematics, test reports, design notes) Bachelor's degree in Electrical Engineering, Electronics Engineering, Telecommunications, or a related field Minimum 3 years of experience in electronics design or development Solid understanding of analog and digital electronics fundamentals Good communication skills in English Familiarity with low‐voltage electrical protection standards (IEC, CENELEC, UL, etc.) Python) for test or analysis support We offer competitive compensation and benefits, performance‐based incentives, flexible work arrangements, and development opportunities.

📌 Electrical or Electronics Engineer (Andalucía)
🏢 Littelfuse
📍 Andalucía