Optical Validation Engineer, Data Center Interconnects

Luxshare Precision Industry Co., Ltd.; Milpitas (CA); Hybrid; USD 120,000 - 170,000; Full time

Benefits offered by this job

Health, dental, and vision coverage

401(k) retirement plan with company

Wellness programs and employee support

Life and disability insurance

Paid time off and holidays

Job summary

Luxshare Precision Industry Co., Ltd. in Milpitas, CA seeks an experienced Optical System Engineer to drive validation and integration of high-speed optical interconnects (400G/800G/1.6T) at switch and rack levels, ensuring robust system performance in hyperscale data centers.

The ideal candidate bridges electrical and optical domains, conducts end-to-end testing from transceivers to host systems, and collaborates with SI, hardware, firmware, and vendor teams to resolve cross-layer issues and

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 experience in datacom or telecom environments.
• Deep understanding of optical transceivers (QSFP-DD, OSFP) and high-speed signaling principles.

Responsibilities

• Lead optical system validation and integration at the switch and rack level, including end-to-end path testing from transceivers to host systems.
• Perform optical link bring-up, functional validation, and stress testing of 400G/800G/1.6T modules across switch platforms.
• Design and execute test plans to evaluate performance under realistic data center configurations and traffic loads.
• Analyze system-level metrics such as BER, signal integrity, power budget, insertion loss, and FEC margins.
• Collaborate with Signal Integrity (SI) teams to validate host-board compatibility and optimize performance.
• Partner with hardware, firmware, and transceiver vendors to troubleshoot and resolve cross-layer integration issues.
• Drive root cause analysis for failures identified during validation and document findings and corrective actions.
• Develop and maintain automated test setups and scripts using Python or other scripting tools.
• Interface with network architects and deployment teams to translate system requirements into detailed validation specifications.

Skills

Optical system validation

Data center interconnects

Scripting (Python, Bash)

System-level integration

End-to-end testing

BER/signal integrity analysis

Cross-functional collaboration

Education

Bachelor’s or Master’s degree in Optical/Electrical Engineering or Physics

Tools

BERTs

Oscilloscopes

Optical power meters

Protocol analyzers

Test automation tools

Job description

Luxshare Precision Industry Co., Ltd. in Milpitas, CA seeks an experienced Optical System Engineer to drive validation and integration of high-speed optical interconnects (400G/800G/1.6T) at switch and rack levels, ensuring robust system performance in hyperscale data centers.

The ideal candidate bridges electrical and optical domains, conducts end-to-end testing from transceivers to host systems, and collaborates with SI, hardware, firmware, and vendor teams to resolve cross-layer issues and