Analog IC Design Engineer, AMS

Lightmatter|05 Aug 2025

fulltimeonsite

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 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!

About this Role

Join a cutting-edge team at the forefront of silicon photonics and analog circuit design! As a member of the analog team, you’ll collaborate with our architects and engineers to develop innovative analog and mixed-signal (AMS) solutions for next-generation optical and wireline communication systems.

* We are currently hiring for multiple levels for this role. Your level and compensation will be determined by your experience, education, and location.

Responsibilities

Design analog/mixed-signal (AMS) circuits used in control loops, such as data converters, amplifiers, drivers, comparators, bandgap, and more
Support micro-architecture development with chip architects by conducting feasibility studies
Collaborate with members of our design engineering teams (system, digital, analog, photonics/laser) to define electrical requirements
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 the performance of the circuits in the lab

Qualifications

MS with 8+ years of relevant experience, OR Ph.D. with 5+ years of industry experience designing analog and mixed-signal circuits
Solid understanding of CMOS device characteristics, noise, mismatch, linearity, and design trade-offs
Experience with Cadence Design Environment
Experience in testing analog circuits in a lab environment
Ability to work collaboratively with people across multiple functional areas

Preferred Qualifications

Experience interfacing with Silicon photonics (MZM, Ring) or laser IC is a plus
Experience in chip top-level design is a plus

#LI-FM1

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.

$190,000—$230,000 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.