Lumilens · 9 hours ago
Optical Test Engineer
San Jose, CA
Full-time
Onsite
Senior Level, Lead/Staff
8+ years expLumilens is a well-funded startup focused on building photonics infrastructure for AI supercomputing. The Optical Product Test Engineer will validate and ensure the quality of photonic components, collaborating with various teams to perform testing and troubleshooting.
ManufacturingProduct DesignTelecommunications
Responsibilities
Perform characterization and testing of fiber optic components and modules
Analyze test results to ensure compliance with performance specifications and quality standards
Maintain accurate, detailed records of test procedures and outcomes
Generate comprehensive test reports for internal and external stakeholders
Support troubleshooting and root cause analysis to resolve product issues
Design, plan, and conduct optical and fiber testing on components, devices, and systems
Collaborate with cross-functional engineering teams to support NPI and manufacturing ramp
Qualification
Required
BS or MS in Engineering, Physics, Optics, or a related technical field
Hands-on experience with optical test instruments (e.g., optical spectrum analyzers, power meters, polarization controllers, bit-error-rate testers)
Familiarity with communication interfaces and test automation tools
Ability to write or adapt scripts for automation (Python, LabVIEW, Visual Basic; Shell scripting a plus)
Strong analytical skills to interpret complex test data and identify patterns or anomalies
Resourceful problem-solver with ability to apply knowledge creatively to test challenges
Capable of managing multiple test projects and priorities in a fast-paced environment
Strong communication and documentation skills; able to train and mentor peers when needed
Preferred
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
Benefits
Comprehensive benefits package, including health insurance
Professional development and certification opportunities
Access to cutting-edge optical/photonics test environments and tools
Company
Lumilens
Lumilens creates photonics products designed for high-performance computing.
51-200 employees
H1B Sponsorship
Lumilens has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
Funding
Current Stage
Growth StageTotal Funding
$145.7MKey Investors
Accton Technology
2025-05-07Series B· $115.7M
2024-05-16Series A· $30M
Company data provided by crunchbase