Optical Test Engineer for Photonics & AI Infra

Lumilens; San Jose (CA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

Professional development

Cutting-edge tools

Collaborative team

Job summary

Lumilens is seeking an Optical Product Test Engineer to validate and ensure the quality of photonic components, modules, and systems. The role blends hands-on production testing with test development and reporting, supporting both NPI and high-volume manufacturing.

You will collaborate with optical design, hardware, and manufacturing teams to calibrate, characterize, and troubleshoot next-generation photonics technologies that power AI and HPC infrastructure.

Qualifications

• BS or MS in Engineering, Physics, Optics, or a related technical field.
• 8+ years of industry experience in optical or fiber component testing preferred.
• Prior exposure to photonics, telecom, or high-speed networking systems is a plus.

Responsibilities

• Perform characterization and testing of fiber optic components and modules.
• Analyze test results to ensure performance and quality specs.
• Maintain detailed records of test procedures and outcomes.
• Generate comprehensive test reports for internal and external stakeholders.
• Support troubleshooting and root cause analysis for product issues.
• Design, plan, and conduct optical and fiber testing on components, devices, and systems.
• Collaborate with cross-functional teams to support NPI and manufacturing ramp.

Skills

Optical test instruments

Test automation tools

Python scripting

LabVIEW

Shell scripting

Data analysis

Documentation

Communication

Education

BS or MS in Engineering, Physics, Optics, or related technical field

Tools

Optical spectrum analyzers

Power meters

Polarization controllers

Bit-error-rate testers

Job description

Lumilens is seeking an Optical Product Test Engineer to validate and ensure the quality of photonic components, modules, and systems. The role blends hands-on production testing with test development and reporting, supporting both NPI and high-volume manufacturing.

You will collaborate with optical design, hardware, and manufacturing teams to calibrate, characterize, and troubleshoot next-generation photonics technologies that power AI and HPC infrastructure.