Sr. New Product Development Engineer, ICP

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 Summary
Littelfuse is seeking an experienced Senior NPD (New Product Development) Engineer to lead the development, design, validation, and introduction of innovative circuit protection products. This role will drive new technology initiatives, evaluate emerging materials and technologies, and support the full product development lifecycle from concept through commercialization. The ideal candidate brings deep expertise in fuse design and circuit protection products, combined with strong project management and cross-functional collaboration skills.

About Your Role

• Lead the design, development, testing, and commercialization of new circuit protection products.

• Develop and evaluate new product concepts, prototypes, and engineering solutions.

• Create mechanical specifications, engineering drawings, design documentation, and cost estimates.

• Conduct product verification and validation activities, including test plan development and execution.

• Analyze test results and identify opportunities for product performance improvements.

• Drive continuous improvement initiatives focused on cost reduction and product optimization.

• Research new materials, technologies, and industry trends to identify opportunities for innovation.

• Procure samples, build prototypes, and perform testing to validate design concepts.

• Prepare technical reports, recommendations, and project updates for stakeholders.

• Collaborate with manufacturing, quality, and cross-functional teams to ensure successful product launches.

• Interface directly with customers to understand application requirements and develop effective product solutions.

• Participate in project reviews and provide regular progress updates to leadership and project teams.

• Support compliance with industry standards and third-party certification requirements.

About You

• Bachelor's degree in Electrical Engineering, Mechanical Engineering, or equivalent technical experience.

• Minimum of 10 years of experience designing electrical power fuses, fuse accessories, or related circuit protection products.

• Strong knowledge of fuse design principles and circuit protection technologies.

• Understanding of industry standards, certification requirements, and third-party approval processes (UL or equivalent).

• Experience working within manufacturing environments and product industrialization processes.

• Proven project management experience with the ability to lead multiple development activities simultaneously.

• Proficiency with Microsoft Office applications, including spreadsheets and documentation tools.

• Experience using AutoCAD, Inventor, or similar 2D/3D CAD software.

• Strong analytical, problem-solving, and product testing capabilities.

• Ability to collaborate effectively across engineering, operations, quality, and customer-facing teams.

• Medium Voltage Fuse experience is preferred.

• Strong communication skills and ability to work in a global, cross-functional environment.

Littelfuse is an equal opportunity employer committed to empowering every associate to make a difference — everywhere, every day.

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Salary Range:

The salary offered will vary depending on your location, job-related skills, knowledge, and experience.

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.