Lightmatter
Digital Architect
Toronto, ON +2 · Full-time · Posted Jul 13, 2026
- Location
- Toronto, ON
Boston, MA
Mountain View, CA - Experience
- 3+ 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
Defines digital architecture and specifications for high-speed photonic mixed-signal communication chips, from initial concept through high-volume production.
What you'll do
- Architect system-level digital designs integrating AMS and photonic circuits, including drivers, receivers, SerDes, ADC/DAC, modulators, and detectors.
- Work 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
- Knowledge of power-efficient digital design flow for high-speed AMS electronics.
- Understanding of digital circuit design for high-speed analog/photonic links, including device bring-up, control, and digital signal processing.
- Strong problem-solving, written communication, and verbal communication skills.
Nice to have
- Experience with photonic communication channels or photonic circuits.
- Experience with CAD tools, SPICE simulators, IBIS-AMI simulators, MATLAB, or Python.
Pay
$123,000 — $175,000 CAD (base salary; the posting labels this range under salary but does not specify whether it is base salary or total pay).
Tools
AMS, SerDes, ADC/DAC, RTL, DV, CAD tools, SPICE simulators, IBIS-AMI simulators
AI focus
The role architects digital circuits for photonic communication chips used in AI computing clusters; no direct AI development work is stated.
Model-written summary · the original posting is authoritative