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.

Job Summary

Flex intends to spin off its Cloud and Power Infrastructure segment into a new, independent publicly traded company, Axiom, with the spin planned for Q1 2027. If the intended spin occurs, this role will support Axiom, a company focused on critical digital infrastructure and delivering end-to-end power and thermal management solutions for AI data centers and other mission-critical applications.

Job Summary:

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Test Development Engineer_ Electronic Engineering located in Shenzhen.

What a typical day looks like:

• Design, develop, and validate test hardware, including Test Interface Boards (TIBs), load boards, cables, and connectors for server power supply test systems.

• Create detailed schematics, PCB layout (considering signal/power integrity), generate BOMs, and lead the prototyping and debugging of test boards.

• Select appropriate connectors, cables, and probing solutions to ensure robust interfacing between the Unit Under Test (UUT) and test system instrumentation.

• Collaborate closely with Test Software Engineers and Power Supply Design Engineers to integrate hardware solutions into a fully functional test system.

• Conduct DFT activities to ensure the right test requirements and design inputs for test HW design.

• Perform validation of test hardware, including signal integrity analysis, timing checks, and noise measurements to ensure compliance with test requirements.

• Troubleshoot and resolve complex hardware issues related to grounding, noise, crosstalk, and impedance matching within the test system.

• Create and maintain comprehensive documentation for designs, including specifications, validation reports, and standard operating procedures.

• Support manufacturing test teams by resolving hardware-related issues on the production line and implementing continuous improvements to enhance test efficiency, yield, and cost-effectiveness.

• Taking part in the Pre-Development project for new technology evaluation and deployment.

• Train technicians and test station operator.

• Support new project overseas transfer support.

• Support new project quotation and test equipment evaluation.

The experience we’re looking to add to our team:

• Bachelor or above degree in electrical engineering, Electronics, or a related field.

• At least five years working experience in designing and developing hardware for automated test systems.

• Proficiency in schematic capture and PCB design using tools such as Altium Designer or Cadence Allegro.

• Strong understanding of analog and digital circuit design, with practical knowledge of signal integrity and power integrity principles.

• Solid hands-on experience with lab equipment (oscilloscopes, multimeters, power analyzers, data acquisition systems) for debugging and validation.

• Strong analytical and problem-solving skills with the ability to diagnose and resolve complex hardware issues.

• Knowledge of power electronics fundamentals and understanding of key power supply parameters and test methodologies.

• Strong communication skills and social abilities, with a proven capacity to work effectively in a team environment.

• Flexibility, enthusiasm, creativity, and a proactive approach to tasks.

• Fluency in English, including speaking, comprehension, and writing skills.

• Experience in global collaboration is an advantage.

• Direct experience supporting test systems for server power supplies, AC/DC, or DC/DC power converters is an advantage.

• Hands-on experience with major ATE platforms (e.g., National Instruments PXI/LabVIEW, Chroma 8000 series, Keysight) is an advantage.

What you’ll receive for the great work you provide:

• Life Insurance

• PTO

• Social Insurance

Job Category

Design, Process & Technology Engineering

Required Skills:

Optional Skills:

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 [email protected] 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).