
Senior system administrator with expertise in network troubleshooting and customer support. Recognized for high productivity and efficient task completion. Specializes in network security, cloud computing, and disaster recovery planning, ensuring reliable IT operations through effective problem-solving. Extensive experience in configuring systems and managing Microsoft 365 environments, driving efficiency and security.
Acted as single point of ownership for IT helpdesk operations, providing advanced troubleshooting support.
Supported Windows and macOS environments, ensuring high uptime and rapid issue resolution.
Windows, Linux/Unix, install, configure, and operate a simple routed LAN, switched LAN network, design the IP addressing scheme, maintain routers and switches, static routing, and dynamic routing protocols like RIP, IGRP, and EIGRP, NAT (Network Address Translation), switching: VLANs, STP, RSTP, VTP, HSRP, VRRP (basic), other: OSI model, TCP/IP model, ACL, PAT, access list, network hardware: inside wiring, cables, wireless devices, and servers.