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In-Circut Test Engineer

Plexus Corp
vision insurance, paid time off
United States, Illinois, Buffalo Grove
2400 Millbrook Drive (Show on map)
Feb 03, 2026

About us: At Plexus, our vision is to help create the products that build a better world. Driven by a passion for excellence, we partner with leading Aerospace/Defense, Healthcare/Life Sciences and Industrial companies to design, manufacture and service some of the world's most transformative products, including advanced surgical systems, diagnostic instruments, healthcare imaging equipment, mission critical aerospace systems, and electric vehicle (EV) charging solutions. Visit Plexus.com to learn more about our unwavering commitment to our vision.

When we invest in our people, we invest in building a better world.

With a vision rooted in the wellbeing and inclusive engagement of our team members, our customers, their end users and our communities, people are the heart of what we do and who we are. It is our values that unite us and guide us in everything that we do, including how we operate, behave and interact to foster a workplace where every team member feels valued and empowered to contribute their best.

Our values include: Growing our People, Building Belonging, Innovating Responsibly, Delivering Excellence and Creating Customer Success.

As a team member, you will engage in impactful work through global collaboration and the use of emerging technologies, join an inclusive culture where every team member is valued and working toward a greater purpose, and be empowered to reach your full potential through various development programs designed to accelerate your growth.

Plexus offers a comprehensive benefits package designed to support team members' wellbeing, including medical, dental, and vision insurance, paid time off, retirement savings, and opportunities for professional development. We also prioritize work-life balance and offer a variety of perks to enhance the team member experience. For more information, visit our US benefits website at usbenefits.plexus.com. Our commitment to pay range transparency fosters an equitable workplace, where everyone can feel valued. The annual compensation range for this position is stated below. The salary offered within this range will be based upon the geographic location, work experience, education, licensure requirements and/or skill level. Salary Range:

$64,200.00 - $96,200.00

Purpose Statement: This role is responsible for continuously improving test performance and equipment, troubleshooting complex issues, and providing technical guidance. Beyond standard process support, this position focuses on high-level component debugging and schematic analysis to ensure high-yield manufacturing standards and seamless integration between R&D and production.

Key Job Accountabilities:

  • Component-Level Debugging: Analyze complex PCB assemblies at the component level to identify failures, debug test programs, and ensure high-yield manufacturing standards.

  • Schematic Analysis & Design Integration: Utilize a strong background in analog design and electronics to interpret complex schematics and integrate design-for-test (DFT) principles into the R&D process.

  • System Maintenance & Optimization: Manage and optimize line probe performance and fixture maintenance specifically for Surface Mount Technology (SMT) production lines.

  • Technical Troubleshooting: Apply deep electronics engineering knowledge to resolve "niche" technical challenges associated with legacy ICT platforms and sophisticated board designs.

  • Manufacturing Solutions: Develop and provide services that are high-quality, cost-appropriate, and satisfy customer requirements.

  • Process Execution: Successfully execute responsibilities in adherence to Plexus' Manufacturing Processes and quality/change management procedures.

  • Documentation: Produce comprehensive project documentation and technical reports based on the needs of the project.

Education/Experience Qualifications:

  • A minimum of a Bachelor's degree in Engineering or Science is required; a Bachelor's degree in Electrical /Electronics Engineering or higher is preferred.

  • Less than One (1) year of related experience in in-circuit testing is required; One (1) or more years of related experience is preferred.

  • An equivalent combination of education and experience sufficient to successfully perform the key job accountabilities may be considered.

Other Qualifications:

  • Technical Expertise: Strong understanding of Analog Design, DFT principles, and SMT production environments.

  • Software & Tools: Intermediate Computer Skills; experience with Lab tools and test/measurement equipment (Oscilloscopes, Multimeters, Spectrum Analyzers).

  • Analytical Skills: Strong analytical and statistical analysis skills; familiarity with Statistical Process Control (SPC) software .

  • Soft Skills: Proactive attitude with the ability to work in a Cross-Discipline team environment and develop strong relationships with customers.

  • Problem Solving: Advanced decision-making skills, specifically regarding "niche" electronic failures and legacy platform support.

Physical Requirements:

  • N/A

Travel Requirements:

  • N/A

This document does not represent a contract of employment and is not intended to capture every possible assignment the incumbent could be asked to perform.

We are pleased to provide reasonable accommodations to individuals with disabilities or special requirements. If you need an application accommodation, please contact us by email at GHQ.TA@plexus.com. Please include your contact information and clearly describe how we can help you. This email is for accommodation requests only and cannot be used to inquire about the status of applications.

We are an Equal Opportunity Employer (EOE) and do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Some offers of employment are contingent upon successfully passing a drug screen and/or background check.

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