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 motivated R&D Engineering Intern!
About your role:
Contribute to the design of components for electronic safety systems
Electrical Engineers: Design and layout printed circuit board assemblies (PCBAs).
Computer Engineers: Develop embedded firmware and software
tools.Test, validate, and troubleshoot prototypes and systems.
Analyze test results and prepare technical documentation.
Participate in design reviews and engineering discussions.
Learn about the product development lifecycle, from concept through prototyping and validation.
About you:
Students pursuing their bachelor’s degree or master’s degree, or graduates looking for requalification who would be eligible to take a full-time role or role in the RISE Engineering Development Program after the internship.
Proactive and eager to learn
Team player with the ability to learn to work independently
Strong communication skills
Knowledge of MS Office and ability to learn new technology quickly
Demonstrated interest in hands-on design and development through coursework, personal projects, other internships, or extracurriculars.
Strong communication, analytical, and problem-solving skills.
Available to work 40 hours per week during summer 2026.
Are you an Electrical or Computer Engineering major with a passion for embedded systems, product design, and development? Join our engineering team for a hands-on summer internship where you'll contribute to real-world projects focused on intelligent protection relay technologies and electronic safety systems.
The salary offered will vary depending on your location, job-related skills, knowledge, and experience.Top Skills
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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