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Lumilens

Photonic interconnects for AI infrastructure

Optical Transceiver Product Engineer

Manufacturing EngineeringConfirmed live in the last 24 hours
Full-timeNo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree in Electrical Engineering, Industrial Engineering, or a related field, plus 7 years of experience in high-volume optical transceiver manufacturing.
  • Problem-solving and analytical skills.
  • Experience with manufacturing processes and manufacturing engineering for optical transceivers.
  • In-depth technical knowledge and hands-on experience with product manufacturing bills of materials, yield analysis, problem solving, and implementation of manufacturing processes.
  • Experience with ongoing reliability testing and quality control best practices.
  • Expertise in data analysis, statistical process control, and report generation.
  • In-depth understanding of quality management systems and quality standard requirements.
  • Expertise in optics failure-analysis processes and tools.
  • Ability to work in a geographically diverse, cross-functional team.
  • Good command of spoken and written English, including in-person and virtual presentation skills.
  • International travel is required.

Responsibilities

  • Ensure all changes to products, processes, and materials are under change control and follow established quality management system requirements.
  • Own product yield, quality, and reliability, and serve as the lead contact for delivering products to customers.
  • Maintain the accuracy of the manufacturing bill of materials and drive product quality, operational productivity, and total manufacturing cost.
  • Analyze, define, develop, and execute continuous improvement plans to improve yield, cycle time, and throughput, and reduce scrap.
  • Track manufacturing test results and ensure compliance with specifications.
  • Own product documentation and specifications.
  • Collaborate with the quality team to plan and execute qualification testing.
  • Collaborate with the design team and process engineering to ensure design-for-manufacturing guidelines are met.
  • Prepare product and process reports by collecting, analyzing, and summarizing information and trends.

Desired Qualifications

  • Experience in transceiver products or optical assembly, such as wire bonding, die bonding, active optical alignment, product testing, or burn-in.

About the Company

Lumilens

Photonic interconnects for AI infrastructure

Lumilens designs and manufactures optical interconnect products to accelerate AI infrastructure. It provides high-density photonic interconnects—such as high-density pluggable, near-packaged, and co-packaged optics—built with in-house silicon photonics to scale GPU clusters in AI data centers. Its products include 800G and 1.6T optical transceivers for AI networking, and it is pursuing broader integration like Electrical-Optical Interposers through a strategic partnership with POET Technologies. The company differentiates itself through vertical integration, custom robotics-driven manufacturing, and AI-optimized production processes that aim to improve yield and supply chain stability. Lumilens targets hyperscalers and large AI providers, seeking to move interconnect bottlenecks from compute to scalable, efficient data-center networks. Its goal is to enable faster, denser GPU connectivity to support growing AI workloads and models.

Company size
51-200
Company stage
Series C
Total funding
$839.5M
Headquarters
San Jose, CA
Founded
2024

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