Lightmatter is hiring: Principal Hardware System Architect in Mountain View

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant leaps in human progress. The company invented the world’s first 3D-stacked photonics engine, Passage, capable of connecting thousands to millions of processors at the speed of light in extreme-scale data centers for the most advanced AI and HPC workloads. Lightmatter raised $400 million in its Series D round, reaching a valuation of $4.4 billion. We will continue to accelerate the development of data center photonics and grow every department at Lightmatter! If you're passionate about tackling complex challenges, making an impact, and being an expert in your craft, join our team of brilliant scientists, engineers, and accomplished industry leaders. Lightmatter is (re)inventing the future of computing with light! We are looking for a Principal Hardware System Architect to help us build the next generation of silicon photonics based artificial intelligence accelerators and interconnect products. As a Principal System Architect, you will be responsible for defining system solutions for the data center using Lightmatter’s innovative technology to create state of the art machine learning/artificial intelligence or massive scale-out interconnect platforms. You will work closely with our hardware and software teams, including mechanical, packaging, IC engineering, test and validation to design and build leading edge system level products. Responsibilities Designs and develops electrical architecture for data center equipment and their hardware systems. Determines and communicates design approaches and parameters Drives system architecture definition for assigned program, and ensures consistency/compatibility with other products Provide technical leadership of the System Design projects, attending meetings, providing cross-functional information, and driving solutions Performs feature and cost trade-off analysis Partitions design tasks and leads electrical team in implementation and validation on program Drives appropriate simulation and ECAD Works with engineering manager and design engineers to assist in the creation of the development plan for programs, including schedule, risks and resources Cultivate a strategic partnership with Lightmatter's Digital, Analog, Photonics, and SW architecture teams Analyzes test plan requirements to perform verification and validation Oversees experimental tests and evaluates results. Selects components based on analysis of specifications, cost, continuity of supply, and reliability Reviews original design manufacturer and sub-tier vendor capability to support product development and production Ensures that designs integrate with rest of product functions including mechanical and software Creates and maintains required documentation including specifications Ensures the manufacturability, reliability, and serviceability of designs Qualifications Master’s Degree in Electrical Engineering or a related field with 12+ years of related experience Experience in product early concept, development through production launch Experience with different types of thermal management, including rack-level cooling, passive heat sinks, and cold plates A solid understanding of security elements (TPMs) within a computer system, analog and digital design, high-speed bus interface design, CPLD / FPGA design, High-speed PCB layout design Strong infrastructure experience, preferably data center Preferred Qualifications Board and system-level software and firmware experience Data pipeline and ML/AI workload experience Experience with immersion cooling systems PhD in Electrical Engineering or a related field Previous technical leadership experience We offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data. Salary Range $250,000 - $285,000 USD Retirement Savings Matching Program Life Insurance (Basic, Voluntary & AD&D) Generous Time Off (Vacation, Sick & Public Holidays) Paid Family Leave Short Term & Long Term Disability Training & Development Flexible, hybrid workplace model Equity grants (applicable to full-time employees) Benefits eligibility may vary depending on your employment status. Lightmatter recruits, employs, trains, compensates, and promotes regardless of race, religion, color, national origin, sex, disability, age, veteran status, and other protected status as required by applicable law. Export Control Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws. #J-18808-Ljbffr