Lead Sysdtem Application Engineer (Optical)

Lumilens

$120K — $160K *
Telecommunications & Hardware
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree or higher in Electrical Engineering or a related technical field.
  • Strong understanding of optical transceivers, including architecture and performance characteristics.
  • Hands-on experience with DSP bring-up, transceiver configuration, and link debugging.
  • Familiarity with AI networking switch architectures and Layer 1/Layer 2 configurations.
  • Experience working with 800G optical modules and 51.2T-class switches (1.6T experience a plus).
  • Previous experience at a leading optical transceiver or networking systems company is preferred.
  • Excellent analytical, communication, and customer-facing skills.

Responsibilities

  • Provide expert technical support for 51.2T and future-generation switch architectures.
  • Serve as the primary customer-facing technical lead delivering tailored system-level solutions.
  • Debug and resolve complex interoperability issues involving AI networking switches and optical modules.
  • Lead customer demos, evaluations, and hands-on system bring-up activities.
  • Collaborate cross-functionally to ensure seamless product integration.
  • Stay current with industry standards in AI networking and optical technology.

Benefits

  • Competitive salary and significant equity compensation in a rapidly growing startup.
  • Comprehensive health, dental, and vision insurance.
  • Flexible time off policy.
  • Direct impact on 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.
Full Job Description
Position Overview
We are seeking a highly skilled System Application Engineer (Optical) to support next-generation AI networking platforms and high-speed optical interconnects. In this role, you will work directly with customers deploying 800G and 1.6T optical transceivers on 51.2T-class and next-generation switches. The ideal candidate brings deep expertise in optical transceiver operation, DSP configuration, and AI switch architectures-and thrives at the intersection of applications engineering, customer support, and system integration.

Key Responsibilities
  • Provide expert technical support for 51.2T and future-generation switch architectures, with a strong focus on 800G and 1.6T optical transceivers.
  • Serve as the primary customer-facing technical lead, understanding customer requirements and delivering tailored system-level solutions.
  • Debug and resolve complex interoperability issues involving AI networking switches, DSPs, and high-speed optical modules.
  • Lead customer demos, evaluations, and hands-on system bring-up, including switch configuration, link validation, and performance tuning.
  • Collaborate cross-functionally with optical, hardware, software, mechanical, and thermal engineering teams to ensure seamless product integration.
  • Stay current with industry standards and trends in AI networking, optical transceivers, and switch architectures to guide internal and customer roadmaps.

Required Qualifications
  • Bachelor's degree or higher in Electrical Engineering or a related technical field.
  • Strong understanding of optical transceivers, including architecture, configuration, and performance characteristics.
  • Extensive hands-on experience with DSP bring-up, transceiver configuration, and high-speed link debugging.
  • In-depth familiarity with AI networking switch architectures and Layer 1/Layer 2 configurations.
  • Experience working with 800G optical modules and 51.2T-class switches (experience with 1.6T modules or next-gen switches is a strong plus).
  • Previous experience at a leading optical transceiver or networking systems company is highly preferred.
  • Excellent analytical, communication, and customer-facing skills, with the ability to translate complex issues into actionable insights.
  • Strong ability to work independently while effectively collaborating with global, cross-functional teams.

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

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