The L3 OpenStack Administrator is responsible for ensuring reliable and secure cloud operations by managing advanced troubleshooting, performance tuning, upgrades, and incident resolution across all OpenStack services. The role focuses on maintaining high availability, optimizing infrastructure components, automating day‑2 operations, and supporting complex tenant and platform needs in a large‑scale OpenStack environment.The ideal candidate should have deep knowledge of RHEL, CentOS, Ubuntu, SUS