Functional Test Engineer - Liquid-Cooled AI Server Racks

Flex; Austin (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Flex is seeking a Functional Test Engineer in Austin, TX to drive test development for high-power AI/ML server racks with liquid cooling. You will design, automate, and execute tests ensuring performance, safety, and reliability across NPI and sustaining production.

Reporting to the Test Engineering Manager, you will work hands-on in a high-mix manufacturing environment, using Python and Bash for automation and collaborating across teams to deliver robust customer solutions.

Qualifications

• Bachelor’s degree in CS, CE, EE/Electronics, or related field (MSEE preferred).
• 1–3 years of hands-on experience in failure analysis and system-level testing in a high-paced manufacturing environment.
• Proficiency in scripting languages (Python, Bash), strong Linux CLI, and hardware/network troubleshooting with ability to train others on Linux fundamentals.
• Experience with DAQs and sensors (thermocouples, flow meters, pressure sensors).

Responsibilities

• Test Development & Execution.
• Liquid Cooling.
• Failure Analysis & Debugging.
• Automation & Data Analysis.
• Continuous Improvement.
• Technical Leadership & Training.
• Cross-Functional Collaboration.
• Reporting & Communication.
• Safety & Compliance.

Skills

Linux CLI

Python

Bash scripting

Test debugging

Education

Bachelor’s degree in CS, CE, EE/Electronics, or related field

Tools

DAQs

Sensors

Job description

Flex is seeking a Functional Test Engineer in Austin, TX to drive test development for high-power AI/ML server racks with liquid cooling. You will design, automate, and execute tests ensuring performance, safety, and reliability across NPI and sustaining production.

Reporting to the Test Engineering Manager, you will work hands-on in a high-mix manufacturing environment, using Python and Bash for automation and collaborating across teams to deliver robust customer solutions.