Lightmatter
Principal Digital (mixed-signal) Architect
$217K–$325K
Boston, MA +4 · Principal · Full-time · Posted Dec 5, 2025
- Location
- Boston, MA
Mountain View, CA
Boston, MA
Mountain View, CA
Toronto, ON - Experience
- 12+ years.
- Education
- Master’s degree in Electrical or Computer Engineering.
- Visa sponsorship
- Candidates should have capacity to comply with federally mandated U.S. export control laws.
About the job
Own the digital architecture of Lightmatter’s Passage photonic communication product, from concept through high-volume production, coordinating cross-disciplinary design, validation, and customer engagement.
What you'll do
- Define and guide digital architecture for systems integrating AMS and photonic circuits, including control algorithms and interfaces.
- Lead collaboration with customers and internal engineering teams; direct silicon bring-up, validation, and product roadmap work.
- Provide architectural direction across RTL, DV, analog, photonics, and firmware teams.
What they ask for
- 12+ years of experience and a master’s degree in Electrical or Computer Engineering.
- Hands-on RTL development for AMS control logic, state machines, and interface blocks; device bring-up, closed-loop control, and DSP experience.
- Track record delivering successful high-volume silicon and understanding of silicon product development flow.
- In-depth knowledge of power-efficient digital design for high-speed AMS electronics; strong cross-domain problem-solving and customer communication.
Nice to have
- Experience with SoC architecture and hardware-software co-design.
- Experience with photonic communication channels; familiarity with SerDes PCS, equalization, and forward error-correction schemes.
Pay
$217,000 — $325,000 USD (total compensation; the posting labels the range as total compensation, not base salary).
Tools
RTL, SerDes, ADC/DAC, SPICE, IBIS-AMI, MATLAB, Python, FPGA
Model-written summary · the original posting is authoritative