Senior Platform Security Engineer

Join a team building and operating large-scale AI and GPU infrastructure.

We're looking for a hands-on Senior Platform Security Engineer to own the security of a multi-tenant Kubernetes platform, with a focus on runtime security, DevSecOps, privileged access, and production security operations.

What You'll Do
Secure large-scale Kubernetes settings, including admission controls, workload identity, network policies, and control plane hardening.
Build and operate runtime security using tools such as Cilium, Falco, and Tetragon .
Own DevSecOps security controls including image signing, SBOMs, vulnerability management, and policy-as-code .
Investigate security incidents and act as a senior escalation point for complex platform security issues.
Validate tenant isolation and platform resilience across shared infrastructure.




Support compliance with frameworks such as ISO 27001 and NIST .
Automate security operations using Python, Go, or Bash .

What We're Looking For
Strong experience securing multi-tenant Kubernetes environments.
Hands-on experience with eBPF-based security tools (Cilium, Falco, Tetragon).
Experience implementing security controls within up-to-date CI/CD pipelines .
Knowledge of privileged access management, secrets management, and security monitoring.
Experience supporting security in large-scale production environments.
Robust scripting or software engineering capability.

Nice to Have
GPU, AI, or HPC infrastructure experience.
ISO 27001, SOC 2, or NIST experience.
Certifications such as OSCP , GCFA , or Kubernetes Security credentials.

📌 Senior Platform Security Engineer Sydney (Australia)
🏢 Talenza
📍 Australia