Find careers at Canada’s technology companies.

BTQ Technologies

QuantumSemiconductors & Photonics

Builds post-quantum cryptographic infrastructure for financial and defence networks, including the QCIM security chip, quantum-safe blockchain tooling and quantum emulation software.

Link verified Sep 6, 2026

C3RiOS Systems

AviationDefence

Develops certifiable modular avionics software and systems - cockpit display systems, flight-deck software and remotely piloted aircraft ground control stations - for aircraft OEMs.

Link verified Sep 23, 2026

CAE

AviationDefence

Saint-Laurent, Quebec company building flight and mission simulators, training systems and training centres for civil aviation and for defence and security forces across air, land, maritime, space and cyber.

Link verified Sep 18, 2026

Calian Group

DefenceSpace

Ottawa-headquartered, TSX-listed mission-critical solutions company focused on defence, space and healthcare: simulation-based military training, MIL-STD defence electronics, satellite ground systems and GNSS antennas.

Link verified Sep 6, 2026

Canada Rocket Company

SpaceDefence

Developing sovereign Canadian launch vehicles powered by its in-house E-1 methalox engine: the R-1 light-lift pathfinder and the reusable R-2 medium-lift rocket targeting 6,500 kg to low Earth orbit.

Link verified Sep 6, 2026

Canadensys Aerospace

SpaceDefence

Builds lunar and deep-space systems - rovers, flight cameras, avionics and onboard computers - plus ruggedized industrial and defence ground vehicles, from facilities in Bolton and Stratford, Ontario.

Link verified Sep 6, 2026

Space and defence company developing dual-use micro nuclear reactor platforms for Arctic, remote and lunar power, plus a deep-tech R&D arm. Federally incorporated in 2020 as Canadian Space Mining Corporation and renamed in December 2025. No reactor is in service.

Link verified Sep 17, 2026

Canadian UAVs

AviationDefence

Develops Sparrowhawk, a portable ground-based radar detect-and-avoid system for beyond-visual-line-of-sight drone flight, and Tasker, web-based drone fleet and compliance management software.

Link verified Sep 23, 2026

Toronto company, legally Canvass Analytics Inc., selling Knowledge AI — an enterprise platform of role-specific assistants that retrieve and cross-check information across documents and enterprise systems, built on a knowledge graph with retrieval-augmented generation and quantized models.

Link verified Sep 10, 2026

CarbonCure Technologies

Cleantech & Climate Tech

Halifax-based supplier of technology that injects captured CO2 into fresh concrete during mixing, where it mineralizes permanently while reducing the amount of cement required.

Link verified Sep 17, 2026

Castor Optics

Semiconductors & Photonics

Saint-Laurent designer and manufacturer of low-loss fused fibre-optic components, including couplers, mode converters, multiplexers and assemblies, for biomedical imaging, aerospace, defence, quantum and remote sensing.

Link verified Sep 17, 2026

Cavelo

Cybersecurity

Kitchener company building a data security posture management and attack surface management platform for MSPs and MSSPs that discovers and classifies sensitive data, maps assets, and audits vulnerabilities, configurations and file access.

Link verified Sep 18, 2026

CEL Aerospace

Aviation

Designs and manufactures gas-turbine engine test cells and test beds for APU, turboprop, turboshaft, turbojet and turbofan engines, plus accessory test benches and the CELDAS data-acquisition and control system.

Link verified Sep 23, 2026

Celestica

Cloud & Digital Infrastructure

Toronto company that designs and manufactures data-centre networking switches, storage and compute hardware and integrated racks, mainly for hyperscale and AI customers. Connectivity & Cloud Solutions was 81% of Q2 2026 revenue; the rest is aerospace, industrial and health-tech manufacturing.

Link verified Sep 18, 2026

Cellula Robotics

Ocean & Marine TechnologyDefence

Burnaby-based designer and manufacturer of long-range autonomous underwater vehicles for defence, energy and scientific subsea survey and security applications.

Link verified Sep 7, 2026

Mississauga-headquartered provider of managed cloud, application modernization and data services that operates its own data centres in Mississauga, Toronto and Vancouver, and in the US.

Link verified Sep 17, 2026

Cerio

Cloud & Digital Infrastructure

Ottawa company, legally Rockport Networks Inc., that makes composable data-centre infrastructure. Its optical fabric hardware and management software pool GPUs, memory and other components outside individual servers so they can be assigned to workloads anywhere in the data centre.

Link verified Sep 18, 2026

Montréal company whose patented in-field probe combines proximal sensors and spectroscopy with project-specific machine-learning models to measure soil organic carbon for agronomy and carbon-credit MRV.

Link verified Sep 19, 2026

Calgary company whose cvi42 platform applies AI to cardiovascular MR, CT and interventional planning studies, including AI-powered coronary plaque quantification, sold to hospitals and cardiology departments.

Link verified Sep 17, 2026

Montréal company building health-specific AI models and search infrastructure: a Context Engine that turns fragmented patient data into an agent-ready view, and Concord, which reconciles provider records into one identity.

Link verified Sep 19, 2026

CoGuard

Cybersecurity

Waterloo company developing a static-analysis engine and CLI that scan configuration files across cloud accounts, infrastructure-as-code, containers and applications for security misconfigurations, with compliance-mapped reports and auto-remediation.

Link verified Sep 18, 2026

Cohere

AI

Builds large language models and generative AI tools for enterprise use, offered via API and on-premise/private-cloud deployment.

Link verified Sep 6, 2026

St. John's company, registered as CoLab AI Inc., whose EngineeringOS platform applies AI agents to mechanical design review - AutoReview, AI CAD Review and AI Drawing Review - with CAD and PLM integrations.

Link verified Sep 17, 2026

Conair Group

Aviation

Designs, builds and certifies fixed-wing airtanker conversions with its own retardant delivery systems, develops aerial-firefighting flight training devices, and operates an airtanker fleet.

Link verified Sep 23, 2026