Hyperscale Debug Technician

Flex; Memphis (TN); On-site; USD 80,000 - 110,000; Full time

Job summary

Flex seeks a skilled Debug Technician in Memphis, TN to join our enterprise hardware repair team. You will perform advanced board-level troubleshooting on server, storage, and networking components, collaborating with design and test groups to resolve issues and improve reliability.

The ideal candidate has 5+ years of experience with server power architectures, DDR and PCIe high-speed interconnects, and the ability to read complex schematics.

Qualifications

• 5+ years of experience in enterprise server, storage, or networking hardware repair.
• Strong understanding of server power architecture, VRM design, and high-speed signal integrity fundamentals.
• Experience with DDR memory debugging, PCIe interfaces, and high-speed interconnects.
• Ability to read and interpret complex schematics and PCB layout archives.
• Experience working with high-value components and low yield repair environments.

Responsibilities

• Perform advanced board-level troubleshooting on server and data center PCBs.
• Diagnose high speed digital, power distribution, and mixed-signal circuits using schematics and BIOS logs.
• Utilize test equipment including oscilloscopes, analyzers, and automated test platforms.
• Execute precision debug of BGAs using thermal profiles and X-ray verification.
• Perform root cause failure analysis and implement corrective actions.
• Collaborate with engineering to resolve functionality gaps and refine repair processes for scalability.
• Develop and maintain detailed debugging guides, diagnostic flowcharts, and repair documentation.
• Track yield, repair cycle time, and failure mode trends to improve productivity.
• Support installation, validation, and optimization of test/rework equipment.
• Ensure strict adherence to ESD, safety, and quality standards.
• Mentor junior technicians and share best practices.

Skills

Board-level troubleshooting

High-speed signal integrity

DDR memory debugging

PCIe interfaces

Schematics interpretation

Repair process improvement

Tools

Oscilloscopes

Logic analyzers

Protocol analyzers

Power analyzers

Spectrum analyzers

X-ray verification

Job description

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.

To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Debug Technician located in Memphis, TN.

What a typical day looks like:

• Perform advanced board-level troubleshooting and component level debug on complex multilayer server and data center PCBAs, including CPU, GPU, FPGA, ASIC, memory, and power subsystems.
• Diagnose high speed digital, power distribution, and mixed signal circuits using schematics, PCB layout files, POST codes, BIOS logs, boundary scan, and diagnostic utilities.
• Utilize advanced test equipment including high bandwidth oscilloscopes, logic analyzers, protocol analyzers, power analyzers, spectrum analyzers, and automated test platforms.
• Execute precision debug of fine-pitch and large body BGAs using controlled thermal profiles, X-ray verification, and industry-standard rework practices.
• Perform root cause failure analysis, identify systemic failure trends, and implement corrective and preventive actions.
• Collaborate closely with engineering to resolve functionality gaps, update debug methodologies, and refine repair processes for scalability and repeatability.
• Develop and maintain detailed Debug Guides, diagnostic flowcharts, and repair documentation to standardize troubleshooting approaches across technicians.
• Contribute to continuous improvement initiatives by tracking yield performance, repair cycle time, and failure mode trends to enhance productivity and material velocity.
• Support installation, validation, and optimization of advanced test and rework equipment used in high-value repair environments.
• Ensure strict adherence to ESD, safety, and quality compliance standards in handling high-cost server components.
• Mentor and provide technical guidance to junior technicians, strengthening team capability and debugging consistency.

The experience we're looking to add to our team

• 5+ years of experience in enterprise server, storage, or networking hardware repair.
• Strong understanding of server power architecture, VRM design, and high-speed signal integrity fundamentals.
• Experience with DDR memory debugging, PCIe interfaces, and high-speed interconnects.
• Ability to read and interpret complex schematics and PCB layout archives.
• Experience working with high-value components and low yield repair environments.

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 [e-mail] 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).