Administration and troubleshooting of Microsoft Active Directory, including user and computer account management, Group Policies (GPO), permissions, and access control.
Administration of Microsoft Entra ID, including identity and access management, user provisioning, authentication, and security policies.
Administration and support of Windows Server environments, including DNS, DHCP, file services, system configuration, and troubleshooting.
Administration and troubleshooting of LAN/WAN network infrastructures, including TCP/IP, VLANs, routing, switching, DHCP, DNS, VPNs, and network security.
Implementation and support of Cisco SD-Access environments, including fabric architecture, segmentation, policy-based access control, and centralized network management.
Design, deployment, and troubleshooting of VXLAN EVPN Data Center architectures, including Leaf-Spine topology, BGP EVPN control plane, VXLAN overlay, VNIs, Anycast Gateway, and network segmentation.
Provision of Level 2 and Level 3 technical support for complex system, network, and infrastructure incidents.
Monitoring, analysis, and resolution of system and network incidents while ensuring service availability, performance, and security.
Collaboration with internal teams and external vendors for infrastructure deployment, troubleshooting, and technical escalation.