Staff Site Reliability Engineer, InfraSec

<p>InfraSec operates on a preventative, enabling model: rather than acting as a manual approval gatekeeper or compliance auditor, we develop automated guardrails and platform capabilities. We integrate security directly into the platform runtime, CI/CD, and Infrastructure-as-Code (IaC) workflows so engineering teams can operate securely at scale without friction.</p> <p>We are looking to speak to candidates who are based in Dublin for our hybrid working model.</p> <h3>What You’ll Do</h3> <ul> <li>Harden hosts and containerized workloads using Linux security mechanisms (AppArmor, SELinux, seccomp, cgroups) and eBPF-based tooling (Cilium, Tetragon)</li> <li>Secure containerized infrastructure across multi-cloud environments via RBAC, network policies, admission controls (Gatekeeper), and runtime threat detection</li> <li>Build and manage automated services for Cloud Security Posture Management (CSPM), workload identi