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Sr Staff Design Verification Engineer

Lightmatter Toronto, ON Full-time Photonics & Silicon Engineering Posted Jun 3, 2026
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What it’s like to work at Lightmatter

Photonic AI Computing · Boston

4
Employee Rating
3.5
Work-Life Balance
45
Open Roles
eng-drivenship-fastproduct-impactlearning

What employees love

  • Building genuinely world-changing photonic AI chips with some of the best engineers in the field
  • Flat, collaborative culture where trust and respect are real — not just posters on the wall

What could be better

  • Startup pace with occasional crisis mode — not for those wanting predictable 9-to-5
  • Compensation can lag behind top-tier tech companies despite the cutting-edge work
View full Lightmatter culture profile →

About the Role

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!

As a Design Verification Engineer at Lightmatter, you will find yourself at the heart of a dynamic, interdisciplinary team. Your role will involve close collaboration with our digital design experts, using UVM testbench techniques to rigorously verify their designs. Your responsibilities will include working alongside photonic and analog designers, gaining a deep understanding of their innovative designs, and applying Real Number Modeling (RNM) and AMS verification methods. This critical function ensures the integrity of their work. We are hiring at multiple levels.

Your interaction with the Architecture team will be crucial in comprehending system requirements and spearheading performance verification. This role offers a unique platform to enhance your skills across a spectrum of areas including UVM, AMS modeling, mixed-signal verification, post-silicon validation formal verification, emulation, and both performance modeling and verification.

Responsibilities

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: total compensation goes beyond base salary, it also includes a new hire equity grant, annual performance-based equity, and other rewards that recognize your impact and contribution.
$203,000$224,000 CAD

Benefits

  • 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
  • Commuter Benefits
  • Flexible, hybrid workplace model
  • Equity grants (applicable to full-time employees)

Benefits eligibility may vary depending on your employment status and location. 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.

Export Control

Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.

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Frequently Asked Questions

What is the work-life balance like at Lightmatter?
Lightmatter has a work-life balance score of 3.5/5 based on employee reviews. This is about average for the AI/tech industry.
What is Lightmatter’s culture like?
Lightmatter is characterized by these culture values: eng-driven, ship-fast, product-impact, learning. Based on employee reviews, the company has an overall rating of 4/5. Building genuinely world-changing photonic AI chips with some of the best engineers in the field
How many open roles does Lightmatter have?
Lightmatter currently has 45 open roles across departments including engineering, product, sales, and more. Roles are refreshed daily from their careers page.
Is this role remote-friendly?
This role is located in Toronto, ON. Check the job description above for specific location and remote work details.
Apply for this role at Lightmatter →