Electrical Design Engineer

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! About this Role In this role, you will contribute to the development of board and system solutions that leverage Lightmatter's technology to enable advanced machine learning, artificial intelligence, and large-scale interconnect platforms. You will collaborate closely with teams across hardware and software to design, bring up, and validate system-level products. Responsibilities Design and develop power, control, mixed-signal, and high-speed interconnect circuits to meet system requirements Apply SI/PI, DfX, and industry best practices to meet performance and quality needs Perform board bring-up, verification, integration, and troubleshooting Develop and execute test plans to characterize and validate board and system performance Collaborate with cross-functional teams from concept design through integration and production Work with component vendors, contract manufacturers, and other partners Research new components, processes, and technologies to meet product goals Contribute to design reviews and maintain documentation including design notes, test reports, and specifications Qualifications Bachelor's Degree in Electrical Engineering and 5+ years of related experience; or Master's Degree with 3+ years of related experience Proficient in schematic design using Altium or equivalent (Altium preferred) Experience performing lab experiments, board bring-up, tests, and analysis Familiarity with Product Lifecycle Management processes and tools (Arena preferred) Preferred Qualifications Familiarity with electrical systems in the networking or similar industries Experience with common design, manufacturing, and test processes Experience with cross-functional development and troubleshooting Familiarity with signal integrity (SI), power integrity (PI), and DfX considerations Experience with high-speed interfaces such as PCIe, DDR, Ethernet, or SerDes Experience with Python or scripting languages for test automation and lab tooling We offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data. Salary Range: total compensation goes beyond base salary, it also includes a new hire equity grant, annual performance-based equity, and other rewards that recognize your impact and contribution. $149,000 — $206,000 USD Benefits Comprehensive Health Care Plan (Medical, Dental & Vision) 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 Commuter Benefits Flexible, hybrid workplace model Equity grants (applicable to full-time employees) Benefits eligibility may vary depending on your employment status and location. 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.