Coherent Corp. · 1 month ago
Lead Silicon Photonics Design Engineer
48800 Milmont Drive, Fremont, CA, 94538, US
Full-time
Onsite
Senior Level
$101K/yr - $172K/yr
5+ years expCoherent Corp. is a leader in photonics technology, and they are seeking a Lead Silicon Photonics Design Engineer to develop silicon photonic integrated circuits for datacom applications. The role involves collaborating with engineering teams to design, optimize, and characterize photonic devices and circuits.
AerospaceIndustrialMachinery ManufacturingManufacturingNavigationSemiconductor
Responsibilities
Design and optimization of various active and passive photonic devices
Drive PIC layout activities, floor-planing, waveguide and electric routing
Partner with transceiver module design teams in developing next-generation photonic integrated circuits (PICs)
Collaborate with test engineering team to plan and execute opto-electronic characterization of the PICs
Measurement data analysis, design validation, data correlation, model verification
Work with quality engineers to create test and qualification plans
Work with the foundries to define and optimize the device structures and processes
Qualification
Required
PhD degree in Electrical and Computer Engineering, Optics and Optical Engineering, Physics, or related field
2 years of industrial experience in design and optimization of silicon/III-V photonic devices and photonic integrated circuits
Strong experience in photonic integrated circuits design CAD tools
Strong tapeout experience with photonics foundries
Strong experience on RF/SI simulation and optimization, from components such as high-speed modulators/PDs, and subsystems including PCB/TIA/driver/optical components, to transceiver systems
5 years of experience in testing and characterization of optoelectronic devices and modules
Excellent experience of design/optimization of high-speed opto-electronic devices (modulators, photodetectors, lasers)
Good knowledge of high-speed analog circuitry (TIA, modulator drivers)
In-depth understanding of optical transceiver modules
Good knowledge of fiber optic and/or wireless communication systems and applications
Good knowledge of module packaging in optical communications
Good knowledge of digital electronics circuitry (microprocessors, FPGAs, SPI)
Good knowledge of digital signal processing
Excellent verbal and written communication skills
Excellent teamwork skills and strong independence
Self-motivated with innovative thinking
Authorized to work in US
Company
Coherent Corp.
Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems.
10001+ employees
H1B Sponsorship
Coherent Corp. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (20)
2024 (18)
2023 (16)
2022 (6)
2021 (7)
2020 (9)
Funding
Current Stage
Public CompanyTotal Funding
$3.44BKey Investors
JP Morgan Chase
2025-09-26Post Ipo Debt· $3.03B
2021-05-07Post Ipo Equity· $410M
1987-10-09IPO
Leadership Team
Sherri Luther
CFO and Treasurer
G
Giovanni Barbarossa
Chief Strategy Officer & President Materials Segment
Recent News
GlobeNewswire
2025-12-19
2025-10-07
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