Flex is the diversified manufacturing partner of choice that helps market‑leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary. Test Engineer – Guadalajara, North Campus Responsibilities Directs and/or coordinates electronic engineering and technical personnel in the execution and support of testing systems, test control apparatus, equipment, and software/system testing in a manufacturing environment. Leads electronic engineering activities related to the deployment, installation, calibration, verification, and use of test instruments, equipment, and control devices required to validate product functionality and capture accurate test data. Performs and supports functional testing with a strong emphasis on system integration testing of assembled electronic and power systems. Interfaces and collaborates closely with scientific, engineering, manufacturing, and technical teams to diagnose and resolve system‑level issues, including product malfunctions, yield losses, incomplete test data, data interpretation challenges, or software‑related problems. Evaluates and interprets test data to identify failure modes and prepares technical reports used by electronic engineering, software engineering, operations, management, and customer teams. Develops, modifies, or utilizes existing software and hardware tools to support automated or semi‑automated functional and integration testing. Uses programming languages such as Python and PHP to support test automation, data analysis, and troubleshooting activities. Provides technical leadership and daily floor support to a team. Drives test yield improvement by performing root cause analysis, coordinating corrective actions, and monitoring sustainable improvements. Performs and supports equipment verification, commissioning, and integration in production lines. Creates, maintains, and updates test and process documentation in alignment with Flex and customer requirements. Supports AI rack integration projects, including electrical validation and system‑level functional testing. Works directly with power electronics and three‑phase systems during system integration and troubleshooting activities. Provides hands‑on technical support during New Product Introduction (NPI) phases. Maintains ongoing written and verbal communication with customers and internal cross‑functional teams. Supports flexible schedules as required by production and project needs. Qualifications BA/BS in Electronics, Mechatronics or similar. Experience focused on functional testing, system integration, and troubleshooting within a manufacturing environment. Strong practical knowledge of power electronics and three‑phase systems. Programming experience using Python, PHP, or similar languages, mainly applied to test support and automation. Proven experience leading or coordinating technical teams; direct management of test technicians is required. Strong analytical and problem‑solving skills. Experience supporting NPI activities (strong plus). Ability to communicate effectively in English and Spanish. Strong organizational skills. Availability of schedule and willingness to travel (5% per year). Benefits Competitive Salary Life & Medical insurance Christmas Bonus Food Coupons Saving Fund Life Insurance Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first). #J-18808-Ljbffr