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Added 3 months ago
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Staff API Engineer
Equinix
Toronto, ON
- Full-time
Works with product teams, analysts, and other engineers to design and build systems and application software that enable a robust, usable API ecosystem. Implements and operates API…
Added 2 months ago
Build Programmer
Epic Games
Montreal, QC
We're looking for a Build Programmer passionate about CI/CD, automation, and developer productivity to help build and maintain the infrastructure that powers Rocket League. You'll partner…
Added 3 months ago
SM
Electronics Design Engineer (Postdoc)
Sonus Microsystems
Vancouver, BC
- $60,000 to $70,000 CAD / year
- Contract
Write supporting software scripts for testing, automation, and data analysis (Python, MATLAB, or similar)
Added 1 month ago
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Senior Software Engineer
ecobee
Toronto, ON
- Full-time
You value the craft of software development and actively practice automated testing, CI/CD, and sound design patterns.
Added 1 month ago
EA
Senior Software Engineer - Generative Engine Tools
Electronic Arts (EA)
Vancouver, BC
- Full-time
As a Senior Software Engineer, you will collaborate with Research Scientists and Engineers to shape how new technologies integrate into core engine architecture. You will translate ideas…
Added 1 month ago
EA
Senior Software Engineer - Backend
Electronic Arts (EA)
Vancouver, BC
- Full-time
As a Senior Software Engineer, you will collaborate with Research Scientists and Engineers to shape how new technologies integrate into backend architecture. You will translate ideas from…
Added 1 month ago
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Senior Physical Design Engineer
AMD
Markham, ON
- $105,600 to $158,400 USD / year
- Full-time
CDC, PTPX, STA, LINT & DFT, IP, Physical design flow & scripting in TCL, Python
Added 1 month ago
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AI Research Engineer, Computer Vision & VLMs
Palona AI
Toronto, ON
- Full-time
Strong Python skills and experience with PyTorch or an equivalent deep learning framework, along with modern training and evaluation tooling
Added 1 month ago
A
Silicon Design Engineer - Technical Lead
AMD
Markham, ON
- $155,200 to $232,800 USD / year
- Full-time
Experience with scripting/automation languages like Python/Perl
Added 1 month ago
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Tools Developer (Apex Legends)
Respawn Entertainment
Vancouver, BC · Greater Vancouver Metropolitan Area
- Full-time
create groundbreaking games with some of the best developer talent in the industry.
Added 5 months ago
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Full Stack AI Engineer / Applied AI Engineer
Xsolla
Montreal, Quebec
- Full-time
Write clean, efficient, and scalable code in Python and TypeScript .
Added 3 months ago
Data Scientist, ADE Analytics
Amazon
Vancouver, BC
- 2+ years of data querying languages (e.g. SQL), scripting languages (e.g. Python) or statistical/mathematical software (e.g. R, SAS, Matlab, etc.) experience
Added 3 months ago
CC
Senior Research Software Developer (2026-033)
Circle Cardiovascular Imaging
Calgary, AB
- Full-time
The Senior Research Software Developer is an experienced research software developer who provides technical, clinical, and scientific guidance to their software development team and…
Added 2 months ago
Sr. Staff Physical Design Engineer
Lightmatter
Toronto, ON
Write TCL, Python, or Shell scripts to automate flow or customize existing flows
Added 3 months ago
CC
Manufacturing Test Engineer – Onsite
Curtiss-Wright Corporation
Ottawa, ON · Canada-Ottawa
- Full-time
…validating manufacturing test program suites (procedures, hardware, software and fixtures) for electronic board and system level products. You will also have responsibility to develop test…
Added 3 months ago
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Software Engineer, AI Document Generation
EvenUp
Remote, Canada
- Full-time
- Remote
Strong software development experience, with hands-on expertise in Python or languages such as Go, Java, Node.js, or C++.
Added 1 month ago
CG
Senior V&V Test Engineer - Autonomous Vehicles
CS GROUP - Canada
Montreal, QC
- Full-time
You will combine hands-on test development and debugging with technical ownership, working across requirements, vehicle networks, test environments and software interfaces.
Added 1 month ago
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Engineering New Graduate - Engineering Career Acceleration Program (ECAP) - Toronto
Bombardier
Mississauga, ON
- Volunteer
Insurance plans (Dental, medical, life insurance, disability, and more)
Added 1 month ago
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Senior Airborne Platform Automation Test Engineer III
Gogo
Ottawa, ON
- Full-time
…Engineer will be responsible for quality assurance and testing of software associated with embedded Linux based data and telecommunications system products. The overall system involves…
Added 1 month ago
B
Engineering New Graduate - Engineering Career Acceleration Program (ECAP) - Montréal
Bombardier
Montreal, QC
- Volunteer
Insurance plans (Dental, medical, life insurance, disability, and more)
Added 4 months ago
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Staff Software Engineer
ecobee
Toronto, Ontario
- Full-time
You'll join the Energy Software Engineering leadership team alongside five Engineering Managers, reporting directly to the Sr Director of Engineering. The team collectively owns the…
Added 4 months ago
R
Senior Staff Software Engineer, Platform
Rippling
Toronto, ON
- $201,000 to $335,000 CAD / year
…event-driven dependency graph, workflow engine, search capabilities, developer ecosystem, and Rippling Query Language…
Added 2 months ago
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Senior Full-Stack Software Development Engineer
Remitly
Burnaby, BC
- Full-time
As a Senior Full-Stack Software Development Engineer, you will own meaningful features end-to-end - from technical design through production - partnering closely with product, design, and…
Added 4 months ago
AS
Applied Scientist, AICE - AI Center of Excellence
Amazon Science
Vancouver, BC
- Full-time
Experience with programming languages such as Python, Java, C++
Added 4 months ago
S
Production Support Analyst - Capital Markets
Synechron
Toronto, Ontario
- $100,000 to $110,000 CAD / year
- Full-time
…Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development…

Lightmatter

Sr. Staff Physical Design Engineer

Toronto, ON, Canada

$191,000 - $219,000 CAD

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Job details

Pay: $191,000 - $219,000 CAD
Experience: 12+ years of industry experience working as a Physical Design Engineer
Posting language: English
Posted: Aug 25, 2026

Original job description

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!

We are seeking a highly skilled Senior Physical Design Engineer to work on the implementation of complex digital blocks. In this role, you will leverage your expertise in advanced process nodes (3nm) to drive timing closure, power integrity, and physical verification for high-performance ASICs. Beyond standard digital flows, you will have the unique opportunity. To work alongside a team of world-class scientists and engineers in defining how the system will be optimized and trailblaze problems that are new to the photonics industry! If your passion is innovation, solving challenging technical problems and doing impactful work you should join our team!

Responsibilities

Implement digital blocks in advanced tech nodes from synthesis through physical verification, using industry standard tools and flows
Drive fullchip STA signoff, review constraints, debug timing reports and implement ecos
Drive power analysis and optimization while balancing area and performance trade-offs
Drive full chip floor planning, IO placement and clock distribution
Understand clock details and be able to customize clock implementation for functional and test clocks
Debug and clean up DRC/LVS
Functional and timing ECO implementation
Work with EDA companies to resolve any tool issues
Write TCL, Python, or Shell scripts to automate flow or customize existing flows

Qualifications

Bachelor’s in Electrical Engineering or Computer Engineering
12+ years of industry experience working as a Physical Design Engineer
Must have completed blocks or top level physical design for large ASICs or mixed signal chips that taped out
Thorough knowledge of timing closure, LVS/DRC closure
Experience in TCL and Python (or other scripting languages)
Strong teamwork skills with the ability to collaborate with multiple functional teams across a variety of fields
Ability to react to change and thrive in a fast paced environment

Preferred Qualifications

Masters Electrical Engineering or Computer Engineering with 8 years of industry experience
Hands-on experience with Cadence tools
Tape-out experience 3nm designs
Be willing to do manual layouts as well as willingness to learn and do silicon photonics layout
EM/IR analysis using standard industry signoff tools

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.

$191,000 - $219,000 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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More about this job

Responsibilities

Implement complex digital blocks in advanced tech nodes from synthesis through physical verification. Drive full-chip STA signoff, floor planning, and power optimization for high-performance ASICs.

Requirements

Requires a Bachelor's in Electrical or Computer Engineering with over 12 years of industry experience in physical design. Must have a proven track record of taping out large ASICs or mixed-signal chips.

Skills

Physical Design
Timing Closure
Power Integrity
Physical Verification
STA Signoff
Floor Planning
Clock Distribution
DRC/LVS
TCL
Python
Shell Scripting
Cadence Tools
EM/IR Analysis
3nm Process Node
ASIC Implementation
Silicon Photonics Layout

Benefits

Comprehensive Health Care Plan
Medical
Dental
Vision
Life Insurance
Generous Time Off
Paid Family Leave
Short Term Disability
Long Term Disability
Training & Development
Commuter Benefits
Flexible Hybrid Workplace Model
Equity Grants

Visa sponsorship

Not detected in the job text

Keywords

Physical Design
ASIC
3nm
STA
LVS
DRC
TCL
Python
Cadence
Photonics
Floorplanning
Clock Distribution
EM/IR Analysis
Mixed Signal
Synthesis
ECO
HPC
AI Infrastructure

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