Senior Security Engineer

Location : Toronto, On-Site Reports to:

Head of Security The role

This is an early, high-ownership security engineering hire. You'll design and operate the security platform end to end — identity, endpoints, detection, automation, and compliance — for a company where security is a first-class product and customer requirement, not an afterthought. You'll build greenfield, set the standards the rest of the team inherits, and translate demanding compliance obligations into clean, automated engineering. If you want to own a security program from the ground up in a mission-driven defence‑tech environment, this is it. What You'll Do

Build and operate our identity platform as infrastructure-as-code (Terraform-managed IdP), including SSO/SCIM integrations across the full application estate

Implement phishing-resistant authentication and device-trust enforcement using hardware security keys (WebAuthn/FIDO2)

Deploy, m...