Lumilens
Optical Test Engineer
3mo ago
USA
Responsible for validating and ensuring the quality of photonic components, modules, and systems through testing and development.
Responsibilities
- As an Optical Product Test Engineer, you will play a vital role in validating and ensuring the quality of Lumilens’ photonic components, modules, and systems. This position combines hands-on production testing with test development and reporting, supporting both new product introduction (NPI) and volume manufacturing.
- You will collaborate closely with the optical design, hardware, and manufacturing teams to calibrate, characterize, and troubleshoot next-generation photonics technologies that will drive tomorrow’s AI and HPC infrastructure.
- 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
Conditions
- Competitive salary commensurate with experience
- Comprehensive benefits package, including health insurance
- Professional development and certification opportunities
- Access to cutting-edge optical/photonics test environments and tools
- A collaborative, cross-functional team dedicated to solving some of the hardest challenges in photonics
- Equal opportunity employer: All qualified applicants will receive consideration without regard to race, color, religion, gender, identity, orientation, veteran status, disability, or any other legally protected status
Other
- At Lumilens we are building the critical photonics infrastructure that powers tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is unlocking a new era of computing - faster, cooler, and massively more efficient.
- We’re a well-funded startup backed by Mayfield and led by veterans who’ve built and scaled some of the most transformative technologies in the industry. At Lumilens, we’re developing high-speed photonics products purpose-built to power the future of AI infrastructure and high-performance computing.
- This isn’t incremental innovation, it’s a ground-floor opportunity to rethink the optical layer from the silicon up. You’ll work alongside a team of world-class engineers solving some of the hardest challenges in scaling optical systems. Every line of code, every design decision, every breakthrough you help deliver will shape the infrastructure of tomorrow.
- If you're looking for mission, momentum, and the chance to make an outsized impact, jump on the rocket ship. We’re just getting started.
- 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
- 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