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Lightmatter Senior Analog/Mixed-Signal IC Design Engineer (Boston) in Boston, Massachusetts

Lightmatter builds chips for artificial intelligence computing. Our architecture leverages the unique properties of light to enable fast and efficient inference and training engines. If you're a collaborative engineer or scientist who has a passion for innovation, solving challenging technical problems, and doing impactful like building the world's first optical computers, consider joining the team at Lightmatter!

In this role, you will be a key member of the analog team architecting the world's first photonic computers. This is fundamentally an interdisciplinary team, and outside-the-box thinking is the daily norm. You will need both deep expertise in mixed-signal and analog design and breadth across other engineering disciplines, such as photonics and digital electronics, semiconductor device physics, thermal/packaging, and machine learning. The successful candidate will demonstrate an eagerness to refresh and grow their competency in these areas.

*We are open to hiring a candidate in the Boston, MA or Mountain View, CA areas for this role.


  • Support micro-architecture development with chip architects by conducting feasibility studies

  • Collaborate with members of our design engineering teams (system, digital, analog, photonics) to define electrical requirements

  • Design analog/mixed-signal circuits with a focus on noise such as amplifiers, power conditioning, data converters, bandgap, and more

  • Document design simulations and verifications towards formal design reviews

  • Drive block-level floorplan, mask design views, and their reviews

  • Run post-layout and mixed-signal top-level simulations to validate integration

  • Define production and bench-level test plans

  • Validate performances of the circuits in the lab


  • BS with 8+ years of experience, MS with 6+ years of relevant experience, OR Ph.D. with 3+ years of experience

  • Semiconductor industry experience in Analog/Mixed-signal IC design

  • Solid understanding of CMOS device characteristics, noise, mismatch, linearity, and design trade-offs

  • Experience designing analog blocks such as comparator, op-amp, reference/bias generation, switched-cap

  • Experience in advanced FinFET process nodes is a plus

  • Experience with Cadence Design Environment

  • Experience testing analog circuits in a lab environment

  • Ability to work collaboratively with people across multiple functional areas


  • Comprehensive Health Care Plan (Medical, Dental & Vision)

  • 401k matching

  • Life Insurance (Basic, Voluntary & AD&D)

  • Generous Time Off (Vacation, Sick & Public Holidays)

  • Paid Family Leave

  • Short Term & Long Term Disability

  • Training & Development

  • Flexible, hybrid workplace model

  • Stock Option Plan

  • Commuter Benefit (pre-tax)

Base Compensation Range: $130,000 to $XXX,000. In accordance with the Colorado, California and New York law, the range provided is Lightmatter's reasonable estimate of the compensation for this role. Actual pay will be based on several factors including work experience, location and education.

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.