What is a QA Engineer at Plexus?
A QA Engineer (which includes specialized tracks such as Test Engineer, Test Technician, and Designer - Functional Test Systems) plays a critical role in the product lifecycle at Plexus. As a global leader in complex electronics manufacturing and design services, Plexus partners with companies in highly regulated industries, including healthcare, life sciences, aerospace, defense, and industrial systems. In this environment, product failure is not an option. The quality assurance and test engineering teams are responsible for ensuring that every product leaving the facility meets stringent safety, regulatory, and functional standards.
In this role, you will be responsible for defining test strategies, executing validation processes, and troubleshooting complex hardware and software systems. You will work closely with cross-functional teams—including design engineering, manufacturing operations, and project management—to identify potential failure modes early in the product lifecycle. Your work directly impacts product reliability, customer satisfaction, and the overall operational efficiency of the manufacturing floor.
Whether you are designing functional test fixtures, writing automated test scripts, or managing validation protocols, your contributions ensure that Plexus maintains its reputation for execution excellence. The role demands a unique combination of technical analytical skills, hands-on troubleshooting ability, and strong communication skills to bridge the gap between design concepts and manufacturing realities.

