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Littelfuse Jobs (NOW HIRING)

Littelfuse, Inc.

Principal Engineer, Customer Quality

$123K - $190K/yr

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 ...

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How much do littelfuse jobs pay per hour?

As of Jul 2, 2026, the average hourly pay for littelfuse in the United States is $20.01, according to ZipRecruiter salary data. Most workers in this role earn between $17.31 and $22.60 per hour, depending on experience, location, and employer.

What is the difference between Littelfuse vs Circuit Breaker Technician?

AspectLittelfuseCircuit Breaker Technician
CertificationsElectrical certifications, safety trainingElectrical certifications, safety training
Work EnvironmentManufacturing, industrial settingsField service, industrial facilities
Industry UsageElectrical components manufacturingElectrical equipment maintenance

Both roles require electrical knowledge and safety certifications. Littelfuse focuses on designing and manufacturing electrical protection devices, while a Circuit Breaker Technician specializes in installing, maintaining, and repairing circuit breakers in various facilities. The roles overlap in technical skills but differ in daily tasks and work environments.

What are some common challenges faced by employees working at Littelfuse, and how does the company support professional growth?

At Littelfuse, employees often work in fast-paced, collaborative teams focused on innovative solutions in electronics and industrial markets. Common challenges include adapting to evolving technologies and meeting tight project deadlines. However, Littelfuse supports career growth by offering ongoing training, mentorship programs, and opportunities to engage in cross-functional projects. This environment fosters both skill development and advancement within the organization.

What are the key skills and qualifications needed to thrive as a Littelfuse Engineer, and why are they important?

To thrive as a Littelfuse Engineer, you need a solid background in electrical engineering, circuit design, and product development, typically supported by a relevant engineering degree. Familiarity with CAD software, PCB design tools, and industry-specific certifications like Six Sigma or IPC standards is often required. Strong problem-solving, teamwork, and communication skills help engineers collaborate effectively and drive innovation. These skills ensure the efficient development of reliable circuit protection solutions in a competitive electronics market.

What is Littelfuse and what does the company do?

Littelfuse is a global manufacturer of circuit protection, power control, and sensing technologies. The company provides products and solutions used in automotive, industrial, and electronics markets to protect, control, and sense electrical systems. Littelfuse's offerings include fuses, relays, sensors, semiconductors, and other components that enhance safety, reliability, and performance of electrical devices and systems. They serve customers worldwide and are known for innovation and quality in their product lines.
What cities are hiring for Littelfuse jobs? Cities with the most Littelfuse job openings:
What states have the most Littelfuse jobs? States with the most job openings for Littelfuse jobs include:
What job categories do people searching Littelfuse jobs look for? The top searched job categories for Littelfuse jobs are:
Littelfuse jobs near you
Infographic showing various Littelfuse job openings in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 77% Physical, and 23% Remote job distribution, with an average salary of $41,624 per year, or $20 per hour.
Sr. High Voltage Test Engineer

Sr. High Voltage Test Engineer

Littelfuse

Mount Prospect, IL • On-site

$88K - $137K/yr

Full-time

Posted 13 days ago

Littelfuse rating

8.3

Company rating: 8.3 out of 10

Based on 6 frontline employees who took The Breakroom Quiz

31st of 141 rated electronics manufacturers

Job description

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.

Are you passionate about electric circuits and power systems and want to be a
part of the future of transportation? We are seeking a Senior High Voltage
Electrical Test Engineer to join our state-of-the-art high voltage lab!

As a Senior High Voltage Test Engineer, you will be responsible for testing and

evaluating the performance of our cutting-edge circuit protection devices for a

variety of applications. As a member of our team, you will have the opportunity

to work on exciting projects and collaborate closely with a team of talented

engineers to develop the latest advancements in circuit protection device

technologies across both automotive and emerging industries.


Responsibilities:

  • Develop test plans, procedures, and protocols for cutting-edge new and existing circuit protection devices for a variety of applications.

  • Execute high-voltage electrical and short circuit tests to evaluate performance, safety and durability of fuses and other circuit protection products.

  • Analyze and interpret test data and waveforms and create comprehensive test reports.

  • Participate in design reviews and provide technical feedback to productdevelopment teams.

  • Collaborate with cross-functional teams to develop and improve testing methods.

  • Perform preventative maintenance on the test equipment, maintain safety procedures, update risk assessments and operating procedures for the high voltage labs.

  • Lead the design/implementation of any improvements in the high voltage labs along with being the technical expert for ongoing initiatives.

Qualifications:

  • Bachelor's or Master's degree in Electrical Engineering or related field (5+ years of experience)

  • Deep knowledge of electrical circuit design and data acquisition with

  • specialization in power electronics and/or programming.

  • Ability to test, diagnose and repair various electrical setups and circuits.

  • Hands-on experience in operation of oscilloscopes, multimeters, etc.

  • Hands-on experience in operation of oscilloscopes, multimeters, etc.

  • Ability to identify and implement efficient paths of action to complete assigned tasks.

  • Ability to operate well independently or as a team member in a fast-paced environment.

  • Advanced knowledge in MS office.

  • Strong analytical and problem-solving skills.

  • Excellent communication and presentation skills.

  • High attention to detail.

Preferred Qualifications:

Experience with global manufacturing companies

Experience with Labview (or other automation software)

Knowledge of PLCs and related software

#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:

$88,500 - $137,100

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.

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