Synthesis Engineer
Celestial AI
About this role
A Timing and Synthesis Engineer at Celestial AI supports the development of the company’s Photonic Fabric interconnect technology for AI accelerators and XPUs. The role is part of the hardware engineering organization focused on advanced-node ASIC work and integration with optical interconnect solutions. The position is onsite in Orange County, CA and is offered within an early-stage startup environment with competitive pay and equity.
Skills
Qualifications
About Celestial AI
celestial.aiCelestial AI develops audacious AI computing platforms designed to boost performance while cutting energy use and total cost of ownership. Their solutions combine optimized compute architectures and software to help customers accelerate AI model deployment and inference. By focusing on performance, energy efficiency and economic efficiency, Celestial AI aims to enable enterprises and developers to bring AI innovations to production more rapidly and affordably.
Recent company news
Marvell TechnologyMarvell to Acquire Celestial AI, Accelerating Scale-up Connectivity for Next-Generation Data Centers
Dec 2, 2025
Yahoo FinanceHow MRVL's Celestial AI Acquisition Fills Its Critical Technology Gap?
2 weeks ago
Marvell TechnologyMarvell Completes Acquisition of Celestial AI
1 month ago
Optics.orgMarvell looks to scale up optical links with $5BN-plus Celestial AI deal
Dec 3, 2025
Simply Wall StreetMarvell Targets AI Growth With Celestial AI Deal And PCIe 8.0 SerDes
1 week ago
About Celestial AI
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
Unlock Company Insights
View leadership team, funding history,
and employee contacts for Celestial AI.
Salary
$185k – $220k
per year
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