**Description:** Administer and maintain virtualized environments with VMware. Manage hybrid cloud environments in Microsoft Azure and Oracle Cloud Infrastructure (OCI). Manage and maintain policies, configurations, and resources of the Microsoft 365 platform. Manage and maintain configurations and resources of network infrastructure systems. Manage and maintain Layer 2 and Layer 3 networks (VLANs, routing, spanning-tree, NAT, ACLs). Work on infrastructure modernization projects, cloud migration, and automation of operational routines. Support the development of technical documentation, disaster recovery procedures, and security policies. Collaborate with multidisciplinary teams and vendors on projects and infrastructure service support. Experience in service virtualization with VMware (ESXi, vCenter). Experience with Microsoft Azure and Oracle Cloud Infrastructure (OCI). Experience in infrastructure and security on the Microsoft 365 platform (Office 365, Exchange, Entra ID, SharePoint, Power Platform, and other services). Experience administering Windows Server and Linux servers environments. Experience in LAN/WLAN/WAN networks, switch management, Wi-Fi infrastructures, static/dynamic routing protocols, and network troubleshooting. Experience in environment documentation and participation in change management processes. **Compensation Notes:** Not informed