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.

Job Summary:

The Test Technician is responsible for executing electrical and performance testing on circuit protection products to ensure compliance with quality, safety, reliability, and durability requirements. This role supports product development and validation activities by analyzing test results, preparing technical reports, maintaining laboratory equipment, and collaborating with engineering teams to drive continuous improvement and innovation.

About Your Role:

Execute electrical, performance, safety, and durability testing on circuit protection products, including fuses and related technologies.
Analyze test data, electrical measurements, and waveforms to evaluate product performance and identify potential issues.
Prepare accurate and comprehensive test reports to support engineering and product development decisions.
Participate in design reviews and provide technical feedback to engineering teams during product development activities.
Collaborate with cross-functional teams to improve testing methodologies, processes, and laboratory capabilities.
Perform preventive maintenance, troubleshooting, and calibration support for laboratory and testing equipment.
Ensure compliance with safety procedures, operating standards, and laboratory best practices.
Support a fast-paced environment while maintaining a strong focus on accuracy, quality, and continuous improvement.

About You:

Associate degree in Electronics, Electrical Technology, or a related technical field; equivalent experience may be considered.
5+ years of experience in electrical testing, electronics, or a related technical environment.
Working knowledge of electrical circuits, including series and parallel circuits, Ohm’s Law, and data acquisition systems.
Experience testing, diagnosing, troubleshooting, and repairing electrical circuits and setups.
Hands-on experience using laboratory equipment such as oscilloscopes, multimeters, and electronic test instruments.
Proficiency with Microsoft Office applications for documentation and reporting.
Strong communication, problem-solving, and analytical skills.
Ability to work independently and collaboratively within cross-functional teams.
Strong attention to detail, organization, and commitment to quality and safety standards.

Littelfuse is an equal opportunity employer committed to empowering every associate to make a difference — everywhere, every day.

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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:

$54,000 - $77,520

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.

Learn more about this Employer on their Career Site