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Silicon Photonics Senior Designer

Carlsbad, California, US💼 Full-time💰 $151,300–$151,300🗓 2026-08-10 → 2026-09-26

Core

Design, simulate, and characterize silicon photonic devices and integrated components for next-generation optical platforms supporting 100G/200G/400G per Lambda solutions.

Role type

Senior Silicon Photonics Designer

Builds

High-speed optical transceivers and modules (800G, 1.6T & beyond) for Cisco's core Switching, Routing, and Wireless products.

Domain

Data center networking / Silicon Photonics

Deliverable

production ML models | product features

Required skills

Silicon photonics device design, optical measurement and characterization, advanced waveguide modeling, design analysis, optical coupling, high-speed modulator design, photodetector design

Preferred skills

Co-packaged optics (CPO) or pluggable optics architectures, patent process familiarity, product lifecycle experience from design to production

Technologies

Silicon photonics platforms, waveguide modeling tools, optical characterization equipment

Responsibilities

Design, model, and simulate silicon photonic devices and integrated components; Develop and execute measurement and characterization plans; Design and optimize high-speed modulators and photodetectors; Perform design analysis and trade-off studies; Solve complex problems to identify innovative solutions; Convert product requirements into design requirements and take accountability for design, test, and validation; Analyze testing outcomes to determine root cause and implement solutions; Innovate photonic design and contribute to intellectual property.

Seniority

Senior, hands-on IC

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