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Lead Systems Application Engineer (software)

Lumilens · San Jose · On-site

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About Lumilens

Backed by Redpoint.

About the role

We are seeking a highly skilled System Application Engineer (Software) to support next‑generation AI networking platforms and high‑speed optical interconnects. In this role, you will work closely with customers deploying 800G and 1.6T optical transceivers on 51.2T‑class and emerging switch architectures, with a strong emphasis on software integration, API‑level control, automation, and system‑level debugging .

What they're looking for

  • Bachelor’s degree or higher in Electrical Engineering, Computer Engineering, Computer Science, or related field
  • Strong understanding of optical transceivers, including control interfaces, configuration protocols, and performance metrics
  • Extensive hands‑on experience with DSP configuration tools, module firmware interaction, and high-speed link debugging
  • Deep familiarity with AI networking switch software, including OS/SDK configuration, management protocols, and Layer 1/Layer 2 behavior
  • Experience working with 800G modules, 1.6T architectures, or 51.2T switches is highly desirable
  • Prior experience with leading optical-transceiver or networking-system companies is a strong plus
More about this role

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.

We are seeking a highly skilled System Application Engineer (Software) to support next‑generation AI networking platforms and high‑speed optical interconnects. In this role, you will work closely with customers deploying 800G and 1.6T optical transceivers on...

Read the full posting on Lumilens's site ↗

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