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. 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. The selected candidate will partner with the internal engineering team to deliver groundbreaking products to the market. As an architect, you will provide detailed technical documents that describe what needs to be built to the engineering team.

This will require a solid understanding of process technology, state of the art in photonics design, and clear communication skills. From component-level design to top-level layout, you will be part of a team that a Work closely with the photonic engineering design team to provide the performance, power, and area estimates of the photonic devices within Passage.



Actively collaborate with the analog engineering team to provide a high-bandwidth photonic interconnect solution.

Author, review, and validate architectural specifications. PhD in electrical engineering, physics, applied physics, or a discipline related to photonics. In-depth knowledge of photonic devices and semiconductor physics.

The base salary range for this role determined based on location, experience, educational background, and market data.

Salary Range: total compensation goes beyond base salary, it also includes a recent hire equity grant, annual performance-based equity, and other rewards that recognize your impact and contribution.: $185,000 CAD - $233,000 CAD 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 Flexible, hybrid workplace model Equity grants (applicable to full-time employees) 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. S. export control laws. #

📌 Sr Staff/Principal Laser Design Engineer (Toronto)
🏢 lightmatter
📍 Toronto