As a Senior Systems Administrator, you will be responsible for ensuring the stability, integrity, and efficient operation of the IT infrastructure. This role involves hands-on work with network, server, and security technologies in both on-premises and cloud environments. Responsibilities: Manage and maintain core network infrastructure, including switching, routing, VLANs, SD-WAN, DHCP, DNS, and firewall systems.Administer and support virtualized environments, primarily VMware and Hyper-V, ens