Optical Design Engineer

Singapore💼 Full-time🗓 2025-10-17 → 2026-09-25

Core

Design and verify coupling optics for silicon photonics electro-optical components to deliver optical signals up to 1.6 Tb/s into customer networks.

Role type

Optical Design Engineer (Silicon Photonics)

Builds

Optical transceivers and chip-to-chip optical interconnects

Domain

Photonics / Silicon Photonics / High-speed networking

Deliverable

production ML models | product features

Required skills

Raytracing simulation (Zemax, CodeV), Optical system design, MATLAB/Python, Optical testing and setup design, Manufacturing process support

Preferred skills

JMP, IEEE/MSA standards knowledge, Telecom/photonics systems exposure

Technologies

Zemax, CodeV, MATLAB, Python, JMP

Responsibilities

Perform optical simulations and design lens/fiber coupling solutions; Consult with suppliers on optics design concepts; Design and perform experiments to evaluate coupling performance; Provide technical support to mechanical designers and process engineers

Seniority

Mid-level, hands-on IC

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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