Assist in configuring, monitoring, and maintaining network infrastructure including routers, switches, firewalls, and wireless networks. Troubleshoot basic network connectivity, LAN/WAN, VPN, and internet-related issues under senior engineer guidance. Support network security implementation, system upgrades, patching, and regular maintenance activities. Monitor network performance, maintain documentation, and escalate critical issues when required. Coordinate with internal teams and vendors to ensure smooth network operations and timely issue resolution.