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.
The Manager of Systems Engineering is responsible for understanding how Littelfuse products are, and could be, applied in customer systems. This position is focused on developing a practical understanding of customer applications, supporting near-term customer opportunities, and identifying product and solution opportunities for future growth.
This role will support the Director of Systems Engineering and work with internal customers such as field applications engineers, product managers, vertical market managers, sales, marketing, and design engineering teams. The position is structured as a hands-on technical leadership role. No direct reports are expected initially, although the role will require leading cross-functional work through influence.
Job Duties/Responsibilities:
- Translate customer application needs into system-level requirements, use cases, reference architectures, and product opportunity inputs.
- Support customer and FAE technical discussions by explaining application problems, product fit, and technical tradeoffs in a clear and practical way.
- Initiate and support teardowns, competitive reviews, technical analysis, and experimental work to validate customer use cases for existing and proposed Littelfuse products.
- Lead or coordinate system-level validation activity, including test planning, application testing, performance review, results documentation, and follow-up actions.
- Work with product management and engineering to identify product gaps, roadmap inputs, and application requirements in target growth markets such as data centers, industrial power, building automation, aerospace and defense, and energy infrastructure.
- Develop application notes, reference designs, training material, technical presentations, white papers, and other customer-facing or sales-enablement content.
- Support sales and field application engineering teams on opportunity qualification, design-in support, technical problem solving, and customer preparation.
- Operate effectively in a matrix organization and influence teams without direct authority.
- Travel to company locations, customer meetings, technical reviews, and industry events as needed, with anticipated travel up to approximately 25%.
- Other duties as assigned.
Experience and Education:
- B.S. in Electrical Engineering or related technical discipline is required; M.S. in Electrical Engineering, Power Electronics, Systems Engineering, Physics, or related field is preferred.
- 7+ years of relevant experience in systems or application engineering, electronics product design engineering, electrical systems, or related technical roles.
- Hands-on system-level development, integration, validation, testing, or troubleshooting experience is required.
- Experience with power electronics, circuit protection, switching, data center power, industrial electrical systems, aerospace/defense, or energy infrastructure applications is preferred.
- Demonstrated customer-facing or internal-customer-facing technical experience, such as applications engineering, technical marketing, product engineering, or strategic technical support.
- Ability to connect customer application requirements to product requirements, technical validation work, and practical business recommendations.
- Strong communication and organizational skills, including the ability to explain unfamiliar technical problems to internal and external customers.
- Experience working in cross-functional and matrixed organizations is required.
- Multi-disciplinary and multi-industry experience is highly desired.
#LIOB1
Artificial intelligence (AI) tools may be used in some portions of the candidate review process for this position, however, all final employment decisions will be made by a person.Salary Range:
$147,500 - $228,560The 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.
Skills Required
- Bachelor's degree in Electrical Engineering or a related technical discipline
- Master's degree in Electrical Engineering, Power Electronics, Systems Engineering, Physics, or a related field
- 7+ years of relevant experience in systems engineering, application engineering, electronics product design, electrical systems, or related technical roles
- Hands-on system-level development, integration, validation, testing, or troubleshooting experience
- Experience with power electronics, circuit protection, switching, data center power, industrial electrical systems, aerospace and defense, or energy infrastructure applications
- Customer-facing or internal-customer-facing technical experience, such as applications engineering, technical marketing, product engineering, or strategic technical support
- Ability to connect customer application requirements to product requirements, technical validation, and business recommendations
- Strong communication and organizational skills, including explaining technical problems to internal and external customers
- Experience working in cross-functional and matrixed organizations
- Multi-disciplinary and multi-industry 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







