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Application Engineer for Industrial Circuit Protection - Littelfuse

University of Illinois Research Park

University of Illinois Research Park

Champaign, IL, USA
Posted on Friday, May 5, 2023

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. Littelfuse is seeking a highly motivated person to join the Engineering team within the Industrial Unit as an Application Engineer. Reporting to the Application Engineering Manager, the Application Engineer is responsible for providing application support to both internal and external Industrial customers.The candidate will be viewed as a subject matter expert when it comes to overcurrent and overvoltage circuit protection. Candidates should be self-motivated, innovative individuals who work well both independently as well as in a team role. They must have a good understanding of the industrial electrical market with the ability to transfer this knowledge into design wins at key OEMs and to generate new product ideas. The Application Engineer will support the Industrial Circuit Protection group in providing innovative and technologically advanced solutions for new and emerging markets. The location of this role is flexible but ideally located within the Midwestern USA.

About The Job

  • Own the role of overcurrent and overvoltage circuit protection subject matter expert
  • Work with sales team along with other technical staff to drive design wins of Littelfuse industrial products
  • Become key point of contact for providing technical support for all industrial products
  • Conduct detailed product and application training events for key customers, technical reps, and internal sales teams
  • Coordinate between engineering, product management, and sales to develop requirements for new products that will deliver best in class solutions to key customers in growing and emerging markets
  • Identify technology and competitive trends in the market and define the impacts to Littelfuse
  • Develop technical publications like white papers, application notes and guides
  • Perform feasibility studies to uncover new product capabilities and features
  • Participate in product standard and industry committees like UL, NEMA, and IEC


  • Bachelor’s degree in Electrical Engineering or similar discipline
  • Understand core principles of Electrical and Engineering with the ability to apply to real world applications
  • Flexible and willing to work with multiple functional groups within the company
  • 3-5 years of prior job experience in the industrial electrical industry
  • Proficient in Microsoft Office Products
  • Strong communication skills and fluent in English (written and verbal)
  • Strong analytical skills and high attention to detail
  • Driven, self-developer, and eager to make a change
  • Motivated to join an international, fast-paced environment
  • Passionate about technology and looking to apply that passion to a career
  • Willing to travel with internationally up to 20%


  • Basic knowledge of mechanical design concepts and tools like Autodesk Inventor and engineering drawings
  • 5-10 years of application engineering experience with overcurrent and overvoltage protection products
  • Master’s degree in Electrical Engineering or similar discipline

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 – Customer Focus, Integrity, Innovation, Teamwork and Results Driven – supports us on our mission to improve the safety, reliability, efficiency, and performance of our customers’ products and systems.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 competitive salary package and a variety of benefits, including Medical, Dental, Vision, Life, AD&D, Disability and Retirement benefits as well as development opportunities like internal Lean Six Sigma Certification.

University of Illinois Research Park is an equal opportunity employer.