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Job 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.
Lightmatter raised $400 million in its Series D round, reaching a valuation of $4.4 billion. We 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!
Responsibilities
Define and enhance the DV methodologies required for integrated digital, analog, and photonic devices with a strong emphasis on emulation for design verification.
Create and execute test plans to ensure high‑quality tapeouts that meet functional and performance goals, while leveraging emulation where appropriate.
Collaborate with architects, DV engineers, digital designers, and analog/photonics designers to define validation flows.
Create reusable and scalable test bench components that enable efficient and effective verification.
Close coverage and finish all DV signoff requirements, focusing on leveraging mixed‑signal simulations to achieve high coverage metrics.
Work on block‑level and full chip design verification.
Integrate analog design IPs from vendors and internal teams and develop verification environments for simulation and emulation.
Work with analog design engineers to create behavioral models for analog designs and with digital design engineers to integrate models, testcase, and checkers into upper levels.
Qualifications
Bachelor’s degree in Electrical Engineering, Computer Engineering, a related field, or equivalent experience.
Minimum of 8 years of design verification and SystemVerilog experience.
2+ years of experience in Python.
Expertise in developing with the UVM library.
Experience with simulators such as Xcelium, ModelSim, Questa, or VCS.
Strong problem‑solver and collaborator.
Preferred Qualifications
Master’s degree or higher in Electrical Engineering, Computer Engineering, a related field, or equivalent experience with 6 years of relevant experience.
Experience with post‑silicon validation and debug.
Experience with AMS verification.
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. $206,000 USD – $236,000 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)
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Export Control
Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.
Seniority Level
Mid‑Senior level
Employment Type
Full‑time
Job Function
Other
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.
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Worksite address
boston, MA, 02298, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.