Director Product Line Management (Co Packaging Optical Solution)
Lumilens
San Jose, CA · Posted September 1, 2026
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About the job
ABOUT LUMILENS
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. 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 optics, systems, and scale. 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.
POSITION OVERVIEW
We are seeking a Director Product Line Management (Co Packaging Optical Solution) to join our rapidly growing team. This isn't just another role. This is a unique opportunity to own the technical vision for our products, work with a world-class multi-disciplinary team, and make a tangible impact from the ground up. The successful candidate will work closely with contract manufacturers, suppliers, and internal cross-functional development teams to meet product objectives and instil a culture of quality and continuous improvement.
What You'll Do:
- Drive execution of product development program across development team from of the optical hardware product for high-speed Optical network.
- Support and partner with respective part of development team to identify technical gaps and capture solution for team to execute to in a timely manner to meet committed production launch
- Manage manufacturing partners to ensure completion of various technical design activities prior to product launch eg. Reliability, Design Verification Test, Compliance test and report
- Drive and support with cross-functional teams including Photonics Design, HW design, Packaging, Manufacturing, Quality Engineering, Product Marketing and Supply Chain to ensure robust product development and transfer to production.
- Drive internal preparation to ensure material readiness to support customer on-going program engagement.
- Support engineering team, product team required supplier technical discussion to ensure all necessary details available for engineering successful design effort eg models, technical details
- Support engineering and operation team to ensure that all qualified suppliers all necessary requirements are met/cover prior to production release eg incoming component validation
- Ensure all team prepare, present and document technical reviews, reliability reports, and risk assessments for internal and customer-facing engagements.
Key Qualifications:
- M.S. in Electrical Engineering, Photonics, Physics, Materials Science, or related field, or equivalent experience in photonics reliability engineering with direct exposure to Optical system, Silicon Photonics, laser technologies, and optical transceivers.
- Strong knowledge in photonics device physics, photonics packaging, and failure mechanisms.
- Demonstrated success supporting NPI programs and product qualification from concept through volume production.
- In-depth knowledge of relevant standards (GR-468, Telcordia, JEDEC, MIL-STD) required for a successful program release.
- Effective communicator with the ability to influence cross-functional and supplier teams.
- Experience in a fast-paced, high-tech environment serving telecom/datacom markets.
Preferred Skills:
- Project management experience in integrated photonics packaging and co-design (optical + electrical) from design to production release
- Hands on experience in design to manufacturability and cost
- Willing and not afraid to adapt to unfamiliar area to ensure a success program. Willing to travel to supplier and manufacturing partner during the product design or transfer phase
Why Join Us?
This is more than a job. It's a chance to get in on the ground floor of a well-funded company set to disrupt a multi-billion dollar market. You will have the autonomy to make a massive impact, the resources to execute your vision, and a significant stake in the company you help build.
What we offer
●. Competitive salary commensurate with experience
● Professional development opportunities and certification support
● Access to cutting-edge technology and cloud platforms
● Collaborative work environment with cross-functional teams
*Lumilens is an 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.