Optical Design Engineer
Core
Design and validate silicon photonics products (CPO, NPO, OCI, pluggable modules) from simulation to tapeout, integrating opto-electronic chipsets for Cisco's core networking hardware.
Role type
Senior IC silicon photonics engineer (PIC design & tapeout)
Builds
Silicon photonic integrated circuits (PICs) and opto-electronic chipsets for Cisco Switching, Routing, and Wireless products
Domain
Telecommunications / Silicon Photonics / Hardware
Required skills
Silicon photonics circuit modeling, photonic device layout (passive/active), GDS generation, EDA tools (Cadence Virtuoso), lab measurements, data analysis, automation (Matlab, Labview, Python), fabrication process knowledge, opto-electronic integration
Preferred skills
OE/RF simulation (S-parameters, HFSS), co-simulation with electronic drivers (TIA), silicon photonics foundry experience, AI tools for data analysis
Technologies
Cadence Virtuoso, Matlab, Labview, Python, HFSS, GDS
Responsibilities
Own full lifecycle of PIC product design from simulation to layout and tapeout; co-design optimized opto-electronic chipsets with EIC and module teams; design and own small test-chips for next-generation products; track multiple parallel PIC designs through design-tapeout-fab-validation cycles
Seniority
Senior, hands-on IC