72 months of experience administering enterprise virtualization or hypervisor platforms, such as VMware vSphere and ESXi, Microsoft Hyper-V, Proxmox VE, Nutanix AHV, or Red Hat OpenShift Virtualization, including host configuration, virtual machine provisioning, storage and network assignment, and resource management. 84 months of experience administering Linux server operating systems, such as Red Hat, Enterprise Linux, SUSE, or Ubuntu, in an enterprise environment, including installation, configuration, patching, and version upgrades.