Lumilens

Lead Systems Application Engineer (software)

Lumilens
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6 months ago
San Jose, CA, USAStaff+
H1B sponsor

Responsibilities

  • Lead software-driven system integration for 51.2T and next-generation switches, including API configuration, automation frameworks, and optical module management.
  • Serve as the primary technical customer interface and deliver software-supported, end-to-end solutions.
  • Debug interoperability issues across switch OS/SDKs, DSP firmware, protocol stacks, and optical module control interfaces.
  • Create and run customer demonstrations, software workflows, and validation scripts for switch bring-up, link diagnostics, and performance verification.
  • Collaborate with software, optical, hardware, thermal, and mechanical engineering teams on scalable optical module integration.
  • Develop scripts, tools, and automation to accelerate triage, link tuning, and test execution.
  • Track industry standards and emerging technologies in AI networking, module management protocols, and switch software architectures.

Requirements

  • Bachelor’s degree or higher in Electrical Engineering, Computer Engineering, Computer Science, or a related field.
  • Strong understanding of optical transceivers, 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, OS/SDK configuration, management protocols, and Layer 1/Layer 2 behavior.
  • Experience with 800G modules, 1.6T architectures, or 51.2T switches is highly desirable.
  • Experience at optical-transceiver or networking-system companies is a strong plus.
  • Strong proficiency with Python or similar scripting languages for automation, debugging, and system-level validation.
  • Strong analytical, communication, and customer-facing skills, including the ability to translate complex software and system issues into actionable solutions.
  • Ability to work independently in a fast-paced environment and collaborate across dispersed, cross-functional teams.

Benefits

  • Competitive salary and significant equity compensation are offered, with no specific salary amount stated.
  • Comprehensive health, dental, and vision insurance.
  • Flexible time off policy.
  • Opportunity to work on AI networking and optical interconnect technology with an experienced, collaborative team.
  • Rapid career growth in a well-funded startup.
  • Dynamic and innovative work environment.

Tech Stack

Categories

Solutions Engineering
Lumilens

About Lumilens

51-200 employees

Lumilens designs, manufactures, and sells photonic interconnect hardware for AI and high-performance data centers, targeting hyperscalers and network infrastructure providers. Its factories use custom robotics and AI to build optical links that increase bandwidth and reduce latency between compute nodes. The company was founded in 2024, is headquartered in San Jose, California, and is venture-backed by Mayfield and Spark Capital.

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