Configured and managed network devices, including routers,switches, and firewalls.Implemented and managed VLANs, ensuring propersegmentation and security across the network.Provided technical support for network-related issues,troubleshooting connectivity problems and resolving them promptly.Monitored network performance using tools like Zabbix,identifying and addressing potential issues before they impacted operations.Implemented and maintained network security measures,including firewalls, VPNs, and access control lists (ACLs).Created and maintained detailed documentation of network configurations, changes, and procedures.Assisted in the preparation of network diagrams using tools like Visio, providing clear visual representations of network layouts.Worked closely with senior network engineers and IT teams to implement network projects and upgrades.Experienced in working with a wide range of technologies and vendors, including Cisco, ExtremeOS, Barracuda, OPNsense,Fortigate, Meraki, VMware, and Hyper-V, leveraging these platforms to design, implement, and manage robust network infrastructures.