Experience with multi‑tenant platform architectures and security/isolation patterns (e.g., namespaces, network policies, sandboxing, secrets, identity management), hands‑on work with secure container runtimes and low‑level Linux internals (e.g., Kata Containers, Cloud Hypervisor, cgroups, namespaces, seccomp), and performance troubleshooting and tuning for containerized/virtualized workloads. Generous paid time off: 12 holidays, minimum56hours sick time, 120hours vacation, 12weeks parental bonding leave in accordance with IBM policy, and other paid care leave programs (and paid family leave benefits where required).Training and educational resources via IBM's personalized, AI‑driven learning platform, enabling industry‑recognized certifications and career growth.