Lightmatter
Digital Architect
$146K–$222K
Boston, MA +4 · Full-time · Posted Jul 13, 2026
- Location
- Boston, MA
Mountain View, CA
Boston, MA
Mountain View, CA
Toronto, ON - Experience
- 3+ years and a Master’s degree are requested; no experience alternative is stated.
- Education
- Master’s degree in Electrical or Computer Engineering.
- Visa sponsorship
- Candidates should have capacity to comply with federally mandated U.S. export control requirements.
About the job
Defines digital architectures for high-speed photonic mixed-signal communication chips, from initial concept through production, and specifies interfaces with firmware and software.
What you'll do
- Architect and specify system-level digital designs integrating AMS and photonic circuits, including drivers, receivers, SerDes, ADC/DAC, modulators, and detectors.
- Collaborate with test, validation, RTL, and DV teams to validate hardware and support implementation and verification.
- Author, review, and validate architectural specifications.
What they ask for
- Master’s degree in Electrical or Computer Engineering.
- Knowledge of power-efficient digital design flow for high-speed AMS electronics.
- Understanding of digital circuit design in high-speed analog/photonic links, including device bring-up, control, and digital signal processing.
- Strong problem-solving and written and verbal communication skills.
Nice to have
- Experience with photonic communication channels.
- Experience with CAD tools, SPICE simulators, IBIS-AMI simulators, MATLAB, or Python.
Pay
$146,000 — $222,000 USD (base salary)
Tools
AMS, SerDes, ADC/DAC, RTL, DV, CAD tools, SPICE simulators, IBIS-AMI simulators
AI focus
The role supports photonic communication chips for AI computing clusters; no AI-specific work is stated.
Model-written summary · the original posting is authoritative