Senior Site Reliability Engineer, Security

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Site Reliability Engineer, Security based in Canada. This role sits at the intersection of site reliability engineering, cloud infrastructure, distributed systems, and security.You’ll help operate and evolve production infrastructure supporting critical authorization services at scale.Your work will strengthen Kubernetes, cloud security, software supply chains, IAM, vulnerability management, and incident response.You’ll build automation, secure defaults, and platform guardrails that enable engineering teams to move quickly without compromising security.As a senior member of a small, highly technical team, you’ll have substantial ownership and influence across engineering.You’ll contribute to architecture, threat modeling, operational resilience, and security strategy while remaining hands-on technically.The environment is fully remote, collaborative, and designed for engineers who value autonomy, technical rigor, and meaningful impact.