What are the responsibilities and job description for the Principal Analog Mixed-Signal (AMS) Systems Architect position at 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 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
As a Principal Analog Mixed-Signal (AMS) Systems Architect , you will collaborate with external partners and internal engineering teams to deliver innovative, high-volume products. In this role, you will define and develop AMS architectures, equalization filters, and digital signal processing algorithms for optical interconnects. You will model, analyze, and optimize solutions in collaboration with cross-disciplinary teams. Success in this role requires expertise in advanced CMOS, SerDes, silicon photonics, and high-speed (40 GHz) electro-optic interfaces, along with strong creativity, analytical skills, and clear communication. You may also represent Lightmatter's technical leadership at conferences and industry events.
Join a tight-knit team where each individual's contributions directly influence the success of the company and product. You'll have the opportunity to build a new kind of computer from the ground up and to solve groundbreaking challenges along the way. Work with people who love to build and who thrive in technically diverse environments where great ideas are prioritized.
Responsibilities :
- Develop innovative AMS architectures and creative solutions for high-performance optical interconnect and datacom products.
- Define system-on-chip (SoC), AMS circuit, signal processing, and link-level requirements for next-generation optical interconnect products.
- Review, guide, and provide technical leadership to cross-functional engineering teams.
- Collaborate across disciplines-including electronics, photonics, and mechanical engineering-to design and review systems, algorithms, circuits, and devices that meet performance, power, thermal, and reliability targets.
- Define and refine requirements for system-level characterization, debug, and validation in partnership with engineering and product teams.
- Conduct system-level performance analysis, evaluating key metrics such as power consumption, latency, bandwidth, and overall cost-effectiveness.
- Research emerging optical interconnect and AMS technologies, driving long-term technology roadmaps aligned with market trends and strategic goals.
- Clearly communicate complex technical ideas and decisions to both technical and non-technical stakeholders.
- Collaborate on interface design, documentation, and verification with internal engineering teams.
- Publish innovative work and represent the company at leading technical conferences.
- Mentor and coach junior engineers, fostering technical growth and innovation within the team.
This is not a complete listing of the responsibilities. It's a representation of the things you will be doing
Qualifications :
Preferred Qualifications :
We offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data.
Salary Range
204,000-$265,000 USD
Benefits
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.
Salary : $204,000 - $265,000
