Demo

Field Application Engineer, Data Center, HVAC, and Industrial Equipment

Littelfuse, Inc.
Chicago, IL Remote Full Time
POSTED ON 6/24/2026
AVAILABLE BEFORE 7/24/2026
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 Littelfuse Energy & Industrial Infrastructure (EII) group provides solutions for the safe and efficient transfer of electrical energy for applications in industrial equipment, HVAC systems, data center infrastructure, oil and gas, mining, renewable and energy storage, non-residential (commercial) construction, HVAC systems, industrial safety, and power conversion.

The Field Application Engineer (FAE) will serve as the linchpin between our customers' unique needs and challenges and our technical expertise and solutions. The FAE provides solution-based technical guidance and pre-sales support to original-equipment manufacturers (OEMs), design engineers, and end users in the form of onsite visits, presentations, seminars, joint sales calls, webinars, email, and other remote communications.

Responsibilities:
  • Serve as key Littelfuse point of contact for technical inquiries in HVAC, Industrial, and Data Center OEM market segments
  • Execute existing corporate go-to-market strategy
  • Provide in-depth solution-and application-based expertise to assist customers, designers, integrators, and distributors in identifying applications and driving specifications towards Littelfuse
  • Manage opportunity funnel, driving opportunities towards multi-technology design wins
  • Use application expertise to assess and pursue new business opportunities
  • Build and maintain relationships with key customers
  • Conduct technical training, lunch & learn presentations, and seminars with engineering firms, OEMs, end users, representatives, distributors, and internal Littelfuse sales associates
  • Attend industry functions, including conferences, trade shows, customer events and industrial association meetings to maintain and increase Littelfuse profile in the market
  • Assist marketing in the creation of technical materials and communication of new product solutions and promotional ideas
  • With support from our Product Management and Applications Engineers, trouble-shoot technical issues

Requirements:
  • Bachelor's degree in electrical engineering. MBA is not required but is an asset
  • 5 years of engineering or technical experience
  • Comprehension of electrical power, circuits, components, and sensors used for protection and control is a fundamental requirement
  • Able to interact and communicate with customers ranging from non-technical to engineering specialists
  • Strong analytical skills and high attention to detail
  • Possess outstanding interpersonal, presentation, and written communication skills

#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:
$104,400 - $161,760
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.

Salary : $104,400 - $161,760

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