Principal Photonics Design Engineer
Job in
Fremont, Alameda County, California, 94537, USA
Listed on 2026-11-05
Listing for:
Coherent Corp.
Full Time
position Listed on 2026-11-05
Job specializations:
-
Engineering
Electronics Engineer, Electrical Engineering, Systems Engineer
Job Description & How to Apply Below
- Develop new photonic device and PIC concepts for next-generation optical interconnects and high-speed communication systems.
- Design and optimize high-speed photonic components and subsystems, with applications targeting technologies such as 400G-per-lane links and co-packaged optics.
- Work on the interaction between photonic devices and their electrical/RF interfaces, including high-speed modulators, photodetectors, transmission lines, electrodes, and interconnects.
- Develop WDM building blocks and architectures, including wavelength filters, multiplexers/demultiplexers, resonant devices, and other wavelength-selective components.
- Translate system-level requirements into practical photonic device and circuit specifications.
- Evaluate design tradeoffs involving bandwidth, optical loss, power consumption, footprint, manufacturability, and scalability.
- Use optical, electromagnetic, and RF simulation tools to model and optimize device performance.
- Develop and tape out complex PICs using foundry PDKs and established silicon photonics design flows.
- Work with foundry and fabrication teams to understand process limitations and incorporate manufacturing considerations into device designs.
- Support experimental characterization and use measurement results to improve future designs.
- Collaborate with electrical and packaging engineers on advanced optical-electrical integration and packaging challenges.
- Contribute to the development of new design methodologies, simulation workflows, and reusable photonic building blocks.
- Help identify and explore new device concepts and technologies that can enable future generations of optical interconnects.
Duties & Responsibilities
- Develop new photonic device and PIC concepts for next-generation optical interconnects and high-speed communication systems.
- Design and optimize high-speed photonic components and subsystems, with applications targeting technologies such as 400G-per-lane links and co-packaged optics.
- Work on the interaction between photonic devices and their electrical/RF interfaces, including high-speed modulators, photodetectors, transmission lines, electrodes, and interconnects.
- Develop WDM building blocks and architectures, including wavelength filters, multiplexers/demultiplexers, resonant devices, and other wavelength-selective components.
- Translate system-level requirements into practical photonic device and circuit specifications.
- Evaluate design tradeoffs involving bandwidth, optical loss, power consumption, footprint, manufacturability, and scalability.
- Use optical, electromagnetic, and RF simulation tools to model and optimize device performance.
- Develop and tape out complex PICs using foundry PDKs and established silicon photonics design flows.
- Work with foundry and fabrication teams to understand process limitations and incorporate manufacturing considerations into device designs.
- Support experimental characterization and use measurement results to improve future designs.
- Collaborate with electrical and packaging engineers on advanced optical-electrical integration and packaging challenges.
- Contribute to the development of new design methodologies, simulation workflows, and reusable photonic building blocks.
- Help identify and explore new device concepts and technologies that can enable future generations of optical interconnects.
- PhD or Master’s degree in Electrical Engineering, Photonics, Applied Physics, Optics, or a related field.
- Significant experience in integrated photonics or silicon photonics design and development.
- Experience designing high-speed electro-optic devices and their associated RF structures.
- Experience with electromagnetic and RF simulation tools such as HFSS, CST, ADS, or similar.
- Experience with…
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