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.
Job SummaryLittelfuse, a leader in Power semiconductor and ESD products is looking to add a senior engineer to its R&D and Technology development team located in a regional design center or virtual.
The Sr. R&D Engineer will lead the development of ESD protection devices (TVS), including new device structures and process integration. The role will coordinate TCAD simulation to accelerate process planning, device optimization, and development efficiency.
About the job:1. New Product Device & Process Development
- Develop new TVS/ESD protection, including device structure design and process flow integration
- Optimize key electrical parameters to meet product specifications (e.g., breakdown, leakage, ESD/Surge capability)
2. Process Development and Device Optimization with TCAD
- Provide device structures and correlate TCAD results to plan new process modules and tune key parameters.
3. Foundry Collaboration and Process Transfer
- Work with in-house and outsourced wafer fabs to develop, qualify, and transfer processes to manufacturing
4. Technology Scouting
- Scout and evaluate leading-edge semiconductor device technologies, TVS/ESD protection solutions, and process innovations aligned to future product roadmaps
5. Cross-Functional Technical Support
- Partner across Product Marketing, Product Engineering, Operation, and Quality teams to support yield improvement, process excursions, and failure analysis (FA)
- Master’s degree in Electrical Engineering, Electronics Engineering, Semiconductor Engineering, or related disciplines
- Familiar with TVS technology (experience with Discrete Power MOSFET / IGBT is a plus)
- 3+ years of hands-on TCAD simulation, fab process integration and optimization experience is highly preferred
- Solid foundation in semiconductor device physics and process integration
- Well English communication skills (speaking, listening, reading, and writing)
- Self-starter and team player
- Innovative thinking and problem-solving skills
- Comfortable working in a cross-cultural environment and collaborating with global teams and partners
At Littelfuse, we support employee growth and development. Guided by our culture principles, our teams work together to deliver value for customers and make a positive impact in the communities where we operate. We are an equal opportunity employer committed to fostering an inclusive workplace where everyone has the opportunity to grow and contribute. We offer competitive compensation and benefits, performance-based incentives, flexible work arrangements, and development opportunities.
Skills Required
- Master's degree in Electrical Engineering, Electronics Engineering, Semiconductor Engineering, or a related discipline
- Familiarity with TVS technology
- Three or more years of hands-on TCAD simulation, fab process integration, and optimization experience
- Solid foundation in semiconductor device physics and process integration
- Strong English communication skills in speaking, listening, reading, and writing
- Ability to work collaboratively in cross-cultural environments with global teams and partners
- Discrete power MOSFET or IGBT experience
Littelfuse Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Littelfuse and has not been reviewed or approved by Littelfuse.
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Retirement Support — A 401(k) plan includes a company match with an additional annual contribution, with plan details also referenced in corporate filings. This structure indicates dependable retirement support across U.S. roles.
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Wellbeing & Lifestyle Benefits — A Lifestyle Spending Account and tuition reimbursement, plus wellness resources and an Employee Assistance Program, expand the package beyond core insurance. Development programs such as Lean Six Sigma certifications reinforce a holistic rewards mix.
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Healthcare Strength — Core medical, dental, and vision coverage are standard and described as solid and workable. Coverage breadth is supported globally with EAP access.
Littelfuse Insights
What We Do
Littelfuse is an industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 15 countries, and with 17,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927. View our broad and deep product portfolio: https://www.littelfuse.com/ Littelfuse has had a long-standing commitment to ensuring a diversified workforce through equal employment opportunities. Maintaining a diversified workforce is critical to the success of our organization. Each associate receives equal employment opportunity regardless of race, color, religion, creed, sex (with or without sexual conduct), marital status, national origin, citizenship, ancestry, age, physical or mental disability, medical condition, order of protection status, military status, sexual orientation, gender expression or identity, genetic information, unfavorable discharge from military service, and any other protected class under federal, state or local law
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