Product Line Manager

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

Lumilens is seeking a Product Line Manager to support strategy and execution across high-speed optical interconnect solutions. In this individual contributor role, you will partner closely with product management, program management, application engineering, and commercial teams to help define product priorities, support customer engagement, and drive execution against business goals. You will contribute to product lifecycle management, market analysis, and cross-functional coordination across high-speed optical interconnect solutions, with particular emphasis on pluggable optics and next-generation 800G and 1.6T transceiver platforms for cloud, AI, and optical networking customers.

Key Responsibilities

• Support product adoption and help ensure smooth integration and operational success for customers.

• Work with customer engineering teams and internal partners to address issues, build trust, and support design wins for pluggable optical solutions.

• Gather and synthesize customer feedback to help inform product development, operations, and support priorities across 800G and emerging 1.6T transceiver platforms.

• Analyze technical requirements and application trade-offs, including form factor, power, thermal, reach, and interoperability considerations for pluggable optics.

• Contribute to product line plans through market analysis, customer insights, and competitive research related to high-speed optical modules, including 800G and 1.6T transceivers.

• Support product lifecycle activities, including roadmap execution, change management, and risk identification for next-generation pluggable transceiver offerings.

• Partner cross-functionally with sales, engineering, manufacturing, finance, and operations to keep initiatives moving and aligned.

• Assist in developing customer proposals and business cases that balance customer value with business objectives.

Who You Are (Basic Qualifications)

• Bachelor’s or Master’s degree in Electrical Engineering, Mechanical Engineering, Industrial Engineering, Business, Finance, or a related field

• Experience supporting or managing optical product lines for communications, networking, or data transmission applications

• Working knowledge of pluggable optical modules and transceiver technologies, including 800G platforms and emerging 1.6T architectures

• Experience working cross-functionally with engineering, operations, sales, and manufacturing teams

• Familiarity with product lifecycle management, market analysis, and customer engagement

• Comfort working with business metrics, product performance data, and commercial trade-offs

What Will Put You Ahead

• MBA or advanced technical degree

• Experience in photonics, optics, or adjacent high-speed connectivity technologies

• Exposure to cloud infrastructure, data center, or optical networking markets

• Familiarity with common pluggable transceiver form factors and deployment considerations, such as QSFP-DD and OSFP platforms

Benefits

• Competitive salary and significant equity compensation in a rapidly growing, well-funded startup.

• Comprehensive health, dental, and vision insurance.

• Flexible time off policy.

• Direct impact on groundbreaking technology shaping the future of AI and data centers.

• Opportunity to work with a highly experienced and collaborative team.

• Dynamic and innovative work environment

• Opportunity for rapid career growth

Equal Opportunities

All qualified applicants will receive consideration for employment without regard to race, color, religion, religious creed, sex, national origin, ancestry, age, physical or mental disability, medical condition, genetic information, military and veteran status, marital status, pregnancy, gender, gender expression, gender identity, sexual orientation, or any other characteristic protected by local law, regulation, or ordinance.