Optical Test Engineer - Data Center Validation & Automation

Luxshare-Tech; Milpitas (CA); On-site; USD 130,000 - 170,000; Full time

Benefits offered by this job

Health, dental, and vision coverage

401(k) retirement plan with company-m

Wellness programs and employee support

Life and disability insurance

Paid time off and company holidays

Job summary

Luxshare-Tech seeks an experienced optical test engineer to lead end-to-end validation of high-speed transceiver modules for data-center switches. You will build and execute test plans, automate setups with Python, and analyze BER and signal integrity across multiple platforms.

You will collaborate with SI teams and vendors to resolve cross-layer issues and drive robust validation results. The role emphasizes hands-on lab work, fixture management, and rigorous documentation in a fast-moving

Qualifications

• Bachelor’s or Master’s degree in Optical Engineering, Electrical Engineering, Physics, or related field.
• 3+ years of hands-on optical system validation or integration in datacom/telecom.
• Deep understanding of optical transceivers (QSFP-DD, OSFP) and high-speed signaling.
• Experience with switch ASIC platforms and network hardware.
• Familiarity with Ethernet standards IEEE 802.3bs/802.3ck/802.3dj.
• Hands-on test instrumentation: BERTs, oscilloscopes, power meters, protocol analyzers.
• Scripting in Python for test automation and data analysis.

Responsibilities

• Lead optical system validation and integration at switch and rack level, end-to-end path testing.
• Perform link bring-up, functional validation, and stress testing for 400G/800G/1.6T modules.
• Design and execute test plans for data center configurations and traffic loads.
• Analyze BER, signal integrity, power budget, insertion loss, and FEC margins.
• Collaborate with SI teams to validate host-board compatibility and optimize performance.
• Work with hardware, firmware, and transceiver vendors to troubleshoot integration issues.
• Drive root cause analysis and document corrective actions.
• Develop and maintain automated test setups and scripts (Python or similar).
• Translate system requirements into detailed validation specifications with deployment teams.

Skills

Optical test planning

3+ years validation

High-speed signaling

Python scripting

Lab fault analysis

Cross-layer collaboration

Education

Bachelor’s or Master’s degree in Optical Eng / EE / Physics

Tools

BERTs

Oscilloscopes

Optical power meters

Protocol analyzers

Job description

Luxshare-Tech seeks an experienced optical test engineer to lead end-to-end validation of high-speed transceiver modules for data-center switches. You will build and execute test plans, automate setups with Python, and analyze BER and signal integrity across multiple platforms.

You will collaborate with SI teams and vendors to resolve cross-layer issues and drive robust validation results. The role emphasizes hands-on lab work, fixture management, and rigorous documentation in a fast-moving