Littelfuse is one of America’s Best Mid-Sized Companies (Forbes) and has been named one of the Best Places to Work in Illinois (Best Companies Group) for 11 consecutive years. With its global headquarters in Chicago, Illinois, USA, Littelfuse is a leading, global manufacturer of electronic components serving more than 100,000 end customers across industrial, transportation, and electronics end markets. We have more than 17,000 employees with operations in 15 countries. From semiconductors to sensors… switches to fuses and more… we produce billions of electronic components that help our customers empower a sustainable, connected, and safer world. In 2021, Littelfuse had net sales of $2.1 billion.

We are seeking a highly skilled and motivated Senior R&D Engineer (f/m/d) MOSFET & IGBT with a strong background in chip development and semiconductor physics. The ideal candidate will be capable of independently managing their work within established company procedures and contributing to the structured problem-solving efforts of the team using advanced tools such as TCAD simulations. You will report directly to the Technology Development Manager in Lampertheim.

About the Position:

• Lead and contribute to chip development projects, from concept to implementation.

• Apply deep knowledge of semiconductor physics to solve complex technical challenges.

• Independently plan, execute, and document R&D activities in alignment with company processes.

• Utilize structured problem-solving methodologies and simulation tools (e.g., TCAD) to analyze and optimize device performance.

• Collaborate cross-functionally with design, process, and reliability teams.

• Support junior engineers by providing technical guidance and mentoring in problem-solving approaches

About You:

• Successfully completed PhD in Electronic Engineering, Electrical Engineering, Physics, or related fields.

• Minimum 5 years of experience in chip development or semiconductor R&D.

• Strong theoretical and practical understanding of semiconductor physics.

• Proficiency in simulation tools such as TCAD (Synopsys, Silvaco, etc.).

• Demonstrated ability to work independently and adapt to structured workflows.

• Excellent analytical and problem-solving skills.

• Experience in mentoring or coaching junior engineers is preferred.

• Familiarity with DOE (Design of Experiments) and statistical analysis tools.

• Knowledge of reliability, failure analysis in semiconductor devices, power semiconductor circuits and characterizations is a plus.

Littelfuse strives to empower associate growth and development in a culture of ongoing collaboration and respect for diverse global perspectives and expertise. Our Core Values – Respect, Customer Focus, Agility, Collaboration – support us in our mission to improve the safety, reliability, and performance of our customers’ products that use electrical energy.

We are an equal-opportunity employer that takes pride in giving every associate the means and courage to make a difference – everywhere, every day.

We offer a variety of benefits, competitive salary, bonuses, flexible working hours, subsidized lunch, hybrid work as well as development opportunities like internal Lean Six Sigma Certification.

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