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Added 6 mins ago
I
Project Engineer
ISL
Victoria, BC
- Full-time
…are looking for an Intermediate to Senior Civil Engineer to lead the design and delivery of municipal infrastructure and urban transportation projects from our Victoria office. You will…
Added 6 mins ago
PC
Data & AI Transformation Director
PwC Canada
Toronto, ON
- Full-time
…Director, Data & AI Transformation - Microsoft Practice to lead and deliver large-scale Microsoft-based transformation programs across cloud, data, analytics, and artificial intelligence.…
Added 6 mins ago
O
Manager, Software Development
OpenText
Waterloo, ON
- Full-time
Ability to recruit, build and lead a strong team in a fast-paced environment through evolution, change and rapid growth
Added 36 mins ago
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Product Manager
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Toronto, ON
- Contract
…Procurement, is seeking a Senior Product Manager to join their team in Toronto. In this role, the consultant will own the full product lifecycle - from vision and discovery through delivery…
Added 36 mins ago
SM
RQ11255 – Systems Testing/QA Specialist – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
…them against various system components. Work with the Testing Lead, IT Lead of each project, and project team members throughout the analysis, design, development, implementation, and…
Added 36 mins ago
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RQ11599 – Technology Architect – Senior
S M Software Solutions Inc
Toronto, ON
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Toronto, ON · CAN - - Toronto
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Added 36 mins ago
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Principal Engineer - Android
COSMO
Remote, Canada
- $120,000 to $140,000 CAD / year
- Full-time
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Added 1 hour ago
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Principal Solution Architect - Product (Fraud / Cybersecurity Focus)
ATB
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- Full-time
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Added 1 hour ago
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Senior Manager, Quality Assurance Services
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- Full-time
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- Full-time
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- Full-time
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Added 1 hour ago
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- Full-time
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Added 1 hour ago
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Power Systems Automation Specialist/ Spécialiste en automatisation des systèmes électriques
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Dartmouth, NS · Kitchener, ON · Milton, ON · Mississauga, ON · Ottawa, ON · Laval, QC
- Full-time
…and control solutions. As a technical contributor and project lead, you will provide engineering expertise for power management systems, industrial control systems, power monitoring…
Added 1 hour ago
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Prospect Markets is hiring a senior engineer to lead technology initiatives across our platform. You'll bring deep application security and software architecture expertise to a team…
Added 1 hour ago
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Sr. Staff Technical Program Manager - Ads (Canada )
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Added 1 hour ago
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Software Developer
Cisco
Ottawa, ON · Kanata, Ontario
- Full-time
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Added 2 hours ago
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Senior Product Manager
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ON · Ontario, Canada
- Full-time
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Added 2 hours ago
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Added 2 hours ago
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Added 2 hours ago
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Health and Safety Advisor (Rotating Shifts)
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Added 2 hours ago
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The SEM directs and manages the Engineering team on Bid/Project to achieve company objectives in terms of program schedule, financial and quality targets. This role requires a solid…
Added 2 hours ago
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Toronto, ON
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Senior Hydrogeologist
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Added 2 hours ago
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Automation Controls Associate Manager
Accenture
Calgary, AB · Vancouver, BC · Mississauga, ON · Ottawa, ON · Toronto, ON
- Full-time
Looking to be part of a transformational digital engineering and manufacturing practice? How about an opportunity to help world-class clients solve their biggest challenges and create…

Lightmatter

Hardware Systems Technical Lead

Toronto, ON, Canada

$144,000 - $165,000 CAD

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Job details

Pay: $144,000 - $165,000 CAD
Experience: Bachelor's degree in Electrical Engineering or related discipline with 7+ years of relevant industry experience
Posting language: English
Posted: Oct 27, 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 looking for a talented engineer to provide technical leadership to the Hardware Systems organization to help us build the next generation of silicon photonics based artificial intelligence accelerators and interconnect products. As a Hardware Systems Technical Lead, you will be responsible for delivering board and system solutions using Lightmatter’s innovative technology to create state of the art machine learning/artificial intelligence or massive scale-out interconnect platforms. You will work closely with our hardware and software teams, including mechanical, packaging, and IC engineering, to design and build leading edge system level products.

Responsibilities

Collaborate with system architects and technical leads to define and develop hardware systems for photonic AI infrastructure applications
Own hardware systems development throughout the full lifecycle, from concept through production
Define, develop, and review PCBAs to meet system-level electrical, power, and interface requirements
Lead hands-on integration, verification, and validation across bench bring-up, EVT/DVT, and production release
Drive cross-functional collaboration with firmware, photonics, packaging, and software teams to resolve dependencies and manage tradeoffs
Maintain thorough hardware documentation for schematics, design reviews, test plans, validation reports, and other engineering documentation
Research components and technologies to meet current and next-generation product goals and contribute to the technology roadmap, and improve development processes and engineering best practices
Mentor and provide technical guidance to engineers on the team

Qualifications

Bachelor's degree in Electrical Engineering or related discipline with 7+ years of relevant industry experience
Demonstrated track record of taking multiple complex hardware systems from concept through production
Deep knowledge of VRMs, high-speed SerDes, and interfaces/protocols including PCIe, Ethernet, SPI/QSPI, I3C, I2C, and JTAG
Experience leading multi-disciplinary development, integration, and troubleshooting across electrical, mechanical, and firmware domains
Strong ownership mindset with the ability to work in ambiguous and dynamic environments

Preferred Qualifications

Experience designing hardware systems for AI/HPC data center infrastructure, optical transceivers, or silicon photonics products
Experience with Systems Engineering methodology, including requirements definition and traceability, FMEA, and EVT/DVT/PVT planning and execution
Familiarity with advanced packaging technologies and high-density PCB design

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.

$144,000 - $165,000 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

The Hardware Systems Technical Lead will define and develop hardware systems for photonic AI infrastructure, managing the full lifecycle from concept through production. They will lead cross-functional collaboration with firmware, photonics, and packaging teams to ensure successful system integration and validation.

Requirements

Candidates must hold a bachelor's degree in Electrical Engineering or a related field with at least 7 years of relevant industry experience. A proven track record of taking complex hardware systems from concept to production is required, along with deep knowledge of high-speed interfaces and electrical design.

Skills

Silicon Photonics
Hardware Systems Development
PCB Design
Electrical Engineering
SerDes
PCIe
Ethernet
System Integration
Verification And Validation
Firmware
Mechanical Engineering
Packaging
Technical Leadership
AI Infrastructure
HPC
Data Center Infrastructure

Benefits

Comprehensive Health Care Plan
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

Silicon Photonics
AI Accelerators
Interconnect Platforms
PCB
VRM
SerDes
PCIe
Ethernet
SPI
QSPI
I3C
I2C
JTAG
EVT
DVT
PVT
Systems Engineering
FMEA
Optical Transceivers
Hardware Lifecycle
Bench Bring-up
Technical Roadmap
Cross-functional Leadership
Data Center Infrastructure
HPC

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