{"schemaVersion":"jobsearcher.job.v1","id":"7f5ab667bdf4fcaf62bcb7f3","url":"https://jobsearcher.com/jobs/7f5ab667bdf4fcaf62bcb7f3","canonicalUrl":"https://jobsearcher.com/jobs/7f5ab667bdf4fcaf62bcb7f3","title":"Lead Hardware Systems Engineer","description":"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.\nLightmatter 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!\nIf 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.\nLightmatter is (re)inventing the future of computing with light!\nWe are seeking a Lead Hardware Systems Engineer with deep expertise in server component design and extensive knowledge of thermo-mechanical and electrical solutions for both air- and liquid-cooled systems. In this role, you’ll deliver system solutions using Lightmatter’s innovative technology to develop state-of-the-art solutions for data centers and high-performance computing.\nResponsibilities: Design, test, analyze, integrate, qualify, and document complex hardware systems from start to finish.\nCollaborate with customers, vendors, and stakeholders to define system design requirements.\nWork with the system architects and design engineers to develop optimal solutions for system design requirements.\nDevelop concept, intermediate, and final designs, incorporating peer reviews and prototype evaluations.\nEnsure optimal thermal and structural designs through efficient system packaging.\nLead the selection and integration of components (PCB technology, connectors, cables, regulators, etc.) to ensure optimal electrical design for high-speed interfaces and power-efficient solutions.\nCollaborate cross-functionally to support design integration, power-on, and validation of complex products and subsystems.\nPerform root cause analysis and lead technical investigations for system design issues.\nContribute to technical roadmaps, establish best practices, and assess product feasibility.\nQualifications: M.S. or Ph.D. in Mechanical Engineering or Electrical Engineering or related field.\n15+ years of experience in systems engineering or hardware development, with a focus on datacenter development.\nProven track record in hardware bring-up, working collaboratively with silicon, package, and systems teams.\nExtensive experience in solving highly complex system challenges related to thermal management, high-speed electrical design, and system packaging.\nExperience in managing projects and leading cross-functional teams, including working with external vendors.\nPreferred Qualifications: Knowledge of integration challenges of optical components at the system level, including electrical-optical link budgets, fiber management, and lasers.\nStrong analytical and problem-solving abilities, adept at addressing and resolving complex technical challenges.\nExcellent collaboration skills in working across diverse teams to ensure seamless project execution and alignment.\nStrong verbal and written communication skills.\nWe offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data.\nSalary Range: $210,000 - $300,000 USD\nRetirement Savings Matching Program\nLife Insurance (Basic, Voluntary & AD&D)\nGenerous Time Off (Vacation, Sick & Public Holidays)\nPaid Family Leave\nShort Term & Long Term Disability\nTraining & Development\nFlexible, hybrid workplace model\nEquity grants\nLightmatter 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.\nExport Control\nCandidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.\nApply for this job * indicates a required field\nFirst Name *\nLast Name *\nEmail *\nPhone *\nResume/CV *\nEducation\nSchool Select...\nDegree * Select...\nLinkedIn Profile\nWebsite\nAre you available to work at one of our office locations several times per week? * Select...\nLightmatter follows a hybrid work model.\nAre you currently authorized to work in the United States, on a full-time basis without restriction? * Select...\nWill you now or in the future require sponsorship for employment visa status? * Select...\n\n#J-18808-Ljbffr","company":"Lightmatter","rawCompany":"lightmatter","city":"Mountain View","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-04-09T08:03:40.676Z","occupations":[{"code":"17-2061.00","title":"Computer Hardware Engineers","slug":"computer-hardware-engineers"},{"code":"17-2199.07","title":"Photonics Engineers","slug":"photonics-engineers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541715","title":"Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)","slug":"research-and-development-in-the-physical-engineering-and-life-sciences-except-nanotechnology-and-biotechnology"},{"code":"334413","title":"Semiconductor and Related Device Manufacturing","slug":"semiconductor-and-related-device-manufacturing"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Lead Hardware Systems Engineer","description":"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.\nLightmatter 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!\nIf 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.\nLightmatter is (re)inventing the future of computing with light!\nWe are seeking a Lead Hardware Systems Engineer with deep expertise in server component design and extensive knowledge of thermo-mechanical and electrical solutions for both air- and liquid-cooled systems. In this role, you’ll deliver system solutions using Lightmatter’s innovative technology to develop state-of-the-art solutions for data centers and high-performance computing.\nResponsibilities: Design, test, analyze, integrate, qualify, and document complex hardware systems from start to finish.\nCollaborate with customers, vendors, and stakeholders to define system design requirements.\nWork with the system architects and design engineers to develop optimal solutions for system design requirements.\nDevelop concept, intermediate, and final designs, incorporating peer reviews and prototype evaluations.\nEnsure optimal thermal and structural designs through efficient system packaging.\nLead the selection and integration of components (PCB technology, connectors, cables, regulators, etc.) to ensure optimal electrical design for high-speed interfaces and power-efficient solutions.\nCollaborate cross-functionally to support design integration, power-on, and validation of complex products and subsystems.\nPerform root cause analysis and lead technical investigations for system design issues.\nContribute to technical roadmaps, establish best practices, and assess product feasibility.\nQualifications: M.S. or Ph.D. in Mechanical Engineering or Electrical Engineering or related field.\n15+ years of experience in systems engineering or hardware development, with a focus on datacenter development.\nProven track record in hardware bring-up, working collaboratively with silicon, package, and systems teams.\nExtensive experience in solving highly complex system challenges related to thermal management, high-speed electrical design, and system packaging.\nExperience in managing projects and leading cross-functional teams, including working with external vendors.\nPreferred Qualifications: Knowledge of integration challenges of optical components at the system level, including electrical-optical link budgets, fiber management, and lasers.\nStrong analytical and problem-solving abilities, adept at addressing and resolving complex technical challenges.\nExcellent collaboration skills in working across diverse teams to ensure seamless project execution and alignment.\nStrong verbal and written communication skills.\nWe offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data.\nSalary Range: $210,000 - $300,000 USD\nRetirement Savings Matching Program\nLife Insurance (Basic, Voluntary & AD&D)\nGenerous Time Off (Vacation, Sick & Public Holidays)\nPaid Family Leave\nShort Term & Long Term Disability\nTraining & Development\nFlexible, hybrid workplace model\nEquity grants\nLightmatter 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.\nExport Control\nCandidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.\nApply for this job * indicates a required field\nFirst Name *\nLast Name *\nEmail *\nPhone *\nResume/CV *\nEducation\nSchool Select...\nDegree * Select...\nLinkedIn Profile\nWebsite\nAre you available to work at one of our office locations several times per week? * Select...\nLightmatter follows a hybrid work model.\nAre you currently authorized to work in the United States, on a full-time basis without restriction? * Select...\nWill you now or in the future require sponsorship for employment visa status? * Select...\n\n#J-18808-Ljbffr","datePosted":"2026-04-09T08:03:40.676Z","dateModified":"2026-04-09T08:03:40.676Z","hiringOrganization":{"@type":"Organization","name":"Lightmatter","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Mountain View","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"7f5ab667bdf4fcaf62bcb7f3"},"url":"https://jobsearcher.com/jobs/7f5ab667bdf4fcaf62bcb7f3"}}