Principal Analog IC Design Engineer, -Speed
Listed on 2026-02-28
-
Engineering
Systems Engineer, Electronics Engineer, Electrical Engineering, Hardware Engineer
Overview
Principal Analog IC Design Engineer, High-Speed – Lightmatter. 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 is (re) inventing the future of computing with light.
About This RoleJoin a cutting-edge team at the forefront of silicon photonics and high-speed transceiver design. As a member of the analog team, you’ll collaborate with our architects and engineers to develop innovative high-speed analog transceiver solutions for next-generation optical and wireline communication systems.
Responsibilities- Design high-performance and high-speed AMS circuits with a focus on transceivers and broadband circuits interfacing with silicon photonics elements
- Investigate and evaluate new Analog & Mixed-Signal circuit topologies with chip architects
- Lead the discussions with multi-functional teams (system, digital, analog, photonics) to create and drive block-level specifications, mixed-signal implementations, and behavioral modeling
- 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
- Mentor junior design engineers
- MS with 12+ years of industry experience, OR Ph.D. with 10+ years of industry experience, in high-speed serial link for 20+ Gbps NRZ and PAM applications
- Experience designing Analog-Front-End blocks for Ser Des
- Experience and deep understanding of Tx/Rx equalization techniques and circuits
- Excellent understanding of CMOS device characteristics, noise, mismatch, linearity, and design trade-offs
- Proven experience working with system and architecture teams to drive block-level and IP requirements
- Experience in Analog Mixed Signal circuit modeling and performance evaluation (e.g., System Verilog, Matlab, Python, Verilog
AMS) - Experience with 3D Electro-Magnetic (EM) simulation tools
- Prior experience in leading or mentoring junior design engineers
- Ability to work collaboratively with people across multiple functional areas
- Experience interfacing with silicon photonic modulators (MZM, Ring)
- Experience with digitally assisted analog design concepts (e.g., background calibrations and adaptive loops)
- Hands-on design experience in advanced CMOS technologies, such as FinFET
- Successful track record in delivering analog/mixed-signal IPs with 1st-time success while meeting tight schedules
- 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)
Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.
Details- Seniority level:
Not Applicable - Employment type:
Full-time - Job function:
Industries - Industries:
Construction
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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