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! If you're a collaborative Product Manager who has a passion for innovation, solving challenging technical problems, and doing impactful work, consider joining the team at Lightmatter! In this role, you will be responsible for leading our product definition, rollout, and product introduction to drive design wins with the industry's top semiconductor and cloud vendors for our photonics-enabled solutions. Reporting directly to the Director, Product Management, you will work with engineering, sales, operations, finance, and the executive team to accelerate the adoption of Lightmatter products in segment-defining categories. Responsibilities:  • Drive product definition (MRD/PRD), SKU strategy, and commercial positioning for silicon photonics products focusing on the Passage interconnect platform, evaluation systems, and demonstration vehicles. • Drive strategic industry partnerships to ensure the availability of key optical hardware solutions (lasers, fibers, connectors, and components). • Manage product rollouts to lead customers and oversee complete lifecycle management from early development through volume production. • Partner with sales to win key accounts by creating high-impact customer proposals, technical collaterals, and ROI/value proposition frameworks. • Establish pricing guidelines, margin models, and revenue forecasts to ensure competitive market positioning and profitability. • Collaborate with technical teams to produce high-value outbound collateral and technical documentation. Qualifications  • Must have detailed market and technical knowledge of silicon photonics and related optical technologies.  • 10+years of related experience with 6+ years in product management, marketing, applications engineering, and business development roles driving high-complexity semiconductor products to volume production. • Bachelor’s or Master's degree in Electrical Engineering or related engineering field. • Proven track record driving products from initial business definition through design-in, volume production, and end-of-life (EOL). • Deep experience with datacenter-deployed technology, including the management, provisioning, operation, and maintenance of optical components. • Comprehensive end-to-end knowledge of semiconductor chip design and manufacturing processes. • Skilled in gathering, analyzing, and interpreting complex datasets to inform product and business strategy. • Collaborative leader adept at leveraging key financial indicators and metrics to drive profitable business decisions. • Strong communicator with a track record of aligning multi-disciplinary teams to eliminate misalignments and accelerate delivery schedules. Preferred Qualifications  • PhD focused on Optics, Photonics, or related advanced photonic technology. • Proactive self-starter who excels in fast-paced environments, managing competing priorities, and taking full ownership of rapid, high-quality execution. • Quick learner with a hands-on, "no task is too big or too small" approach to solving complex problems. • Strong, established professional network across relevant datacenter, semiconductor, and optical industry segments.   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. $214,000—$286,000 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.