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 looking for a motivated and detail-oriented R&D Electrical Engineer to join our team. This role offers a unique opportunity to grow your career by contributing to both PCB library management (40%) and electrical design (60%) within a collaborative R&D environment. You’ll work alongside experienced engineers to support the development of innovative electronics systems from concept through production.
About your role:
PCB Library Management (40%)
Maintain and update the Altium 365 PCB library, ensuring consistency and accuracy.
Create component symbols, footprints, and 3D models.
Support component lifecycle management, including tracking obsolescence and sourcing alternatives.
Collaborate with procurement and manufacturing teams to ensure component compliance and availability.
Electrical Design (60%)
Assist in the design and development of mixed-signal electronic systems.
Capture schematics and support PCB layout activities.
Participate in component selection and design reviews.
Support prototype testing, troubleshooting, and design iteration.
Contribute to design documentation including specifications and test plans.
About you:
BS in Electrical Engineering, Computer Engineering, or related field.
2+ years of experience in electronics design (internships or co-op experience may count).
Familiarity with Altium Designer and Altium 365.
Understanding of mixed-signal design principles.
Experience with PCB component creation or library management is a plus.
Strong communication and teamwork skills.
Bonus Skills
Exposure to embedded hardware or firmware development.
Experience with circuit simulation tools (e.g., SPICE).
Familiarity with high-power or line-voltage electronics.
Scripting experience (Python preferred).
Awareness of UL/cUL/CE standards and certification processes.
Littelfuse is an equal opportunity employer committed to empowering every associate to make a difference — everywhere, every day.
We offer a comprehensive benefits package, including:
Medical, dental, and vision coverage
401(k) with company match and annual contribution
Paid time off and 11 holidays
$900 Lifestyle Spending Account
Tuition reimbursement (up to $20,000)
Lean Six Sigma certification and career development opportunities
Life, disability, and voluntary insurance options
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The salary offered will vary depending on your location, job-related skills, knowledge, and 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
