Coherent Corp. · 16 hours ago
Sr. Principal Hardware Architect for Optical Transceivers
Fremont, CA
Full-time
Onsite
Senior Level, Lead/Staff
$128K/yr - $224K/yr
10+ years expCoherent Corp. is a global leader in lasers and networking components, seeking a Sr. Principal Hardware Architect for Optical Transceivers. The role involves leading the design and implementation of PAM4 optical transceivers for various applications, collaborating cross-functionally to ensure compliance and performance throughout the production process.
Semiconductors
Responsibilities
Lead the design of PAM4 optical transceivers for datacenter, AI/ML, HPC applications from concept to high-volume production ready
Define and implement the electrical/optical architecture of pluggable/co-packaged optical transceivers meeting customers’ requirements
Work cross-functionally with FW/SW, OSA (optical sub-assembly), process development, Q&R, program/product management to develop fully compliant optical transceivers
Lead the integration of optical, hardware, FW/SW, and process, including troubleshooting and yield improvement
Create various drawings, BOM and ECO as product design documents
Address/resolve DFM issues
Hold the architecture, EVT, DVT phase reviews to lead the design to NPI stage
Perform RF and link simulations as needed
Qualification
Required
Lead the design of PAM4 optical transceivers for datacenter, AI/ML, HPC applications from concept to high-volume production ready
Define and implement the electrical/optical architecture of pluggable/co-packaged optical transceivers meeting customers' requirements
Work cross-functionally with FW/SW, OSA (optical sub-assembly), process development, Q&R, program/product management to develop fully compliant optical transceivers
Lead the integration of optical, hardware, FW/SW, and process, including troubleshooting and yield improvement
Create various drawings, BOM and ECO as product design documents
Address/resolve DFM issues
Hold the architecture, EVT, DVT phase reviews to lead the design to NPI stage
Perform RF and link simulations as needed
B.S. with typically 10 years of related experience, M.S./Ph.D. preferred
Strong knowledge and expertise in high-speed RF design, photonics, and optoelectronics
Expertise on high-speed optoelectronic and RF components – designs, specifications, characterization, performance, and qualification
Solid foundation of understanding: signal/power integrity (SI/PI), system integration of FW/SW and HW with respect to functionality and performance, optomechanical design
Excellent communication and presentation skills
Strong analytical problem-solving skills for product design and debug
Hands-on technical background in PAM4 optical transceiver designs – EML, Silicon Photonics, DSP, driver, TIA, PCB/PCBA, electrical and optical packaging
High-density multiple-layer PCB designs
Experience in RF analysis and design using modeling tools such as CST or HFSS
Optical and electrical lab measurement skills, including script-based test automation
May require occasional off-site meetings or travel
Regular use of a computer and other office equipment is necessary
Interaction with team members and external contacts is a regular part of the job
Sitting for extended periods while working on a computer or conducting meetings
Use of hands and fingers for typing, writing, and handling documents
Occasional lifting of objects or materials up to 20 pounds for administrative tasks
Ability to communicate verbally and in writing
Mobility within the office environment to attend meetings or interact with colleagues
All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards
Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System
Ensure adherence to company's values (ICARE) in all aspects of your position at Coherent Corp
Preferred
M.S./Ph.D. preferred
Benefits
Competitive compensation program
Career development platform
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
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2025 (20)
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2023 (16)
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2020 (9)
Funding
Current Stage
Late StageLeadership Team
Julie Eng
Chief Technology Officer
Yajun Wang
Networking Segment CTO
Recent News
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2025-12-19
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