Staff Photonics 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!In this role, you will design, develop, build, and test photonic systems that are key to our products. You will also interact with device, hardware, and software design teams to assist in the overall development of photonic systems, specifying, selecting, and qualifying the various components necessary.Join a tight-knit team where each individual's contributions directly influence the success of the company and our innovative products! You'll have the opportunity to build a new kind of computer from the ground up and to solve groundbreaking challenges along the way. Work with people who love to build and who thrive in technically diverse environments where great ideas are prioritized.ResponsibilitiesDesign high-performance photonics devices suitable for high-volume manufacturingActively collaborate across disciplines-with analog, digital, and physical design teams-to layout photonic devices for key test and product tape outsWork with the photonics test team in defining requirements for device characterization, debug and validationAnalyze characterization data to ensure the device/system meets the specificationsEngage in problem solving and contributing with novel architectural ideasPublish and novel ideas related to photonics, and participate in premier optics/photonics conferencesQualificationsPhD in EECS, Physics, or related discipline with 3-10 years of industry experience minimumMust have knowledge of photonic device physicsExperience with PDK and Cadence environments a plusDemonstrated track record of design integrated silicon photonics componentsExperience with characterization, analysis and model fitting of photonic devicesExperience with Verilog-A for photonics a plusAbility to collaborate in cross-disciplinary teamExcellent written and verbal communication skillsDemonstrate strong problem solving skills in problems that do not have obvious solutionsStrong publication record in the photonics field a plusExperience with code based GDS creation such as GDS Factory or similar a plusPreferred QualificationsWe offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data.Salary Range$175,000-$210,000 USDBenefitsComprehensive Health Care Plan (Medical, Dental & Vision)Retirement Savings Matching ProgramLife Insurance (Basic, Voluntary & AD&D)Generous Time Off (Vacation, Sick & Public Holidays)Paid Family LeaveShort Term & Long Term DisabilityTraining & DevelopmentCommuter BenefitsFlexible, hybrid workplace modelEquity 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 ControlCandidates should have capacity to comply with the federally mandated requirements of U.S. export control laws. #J-18808-Ljbffr

Created: 2025-09-17