Key Responsibilities Design & Implementation: Creating network infrastructure, defining configurations, and installing new hardware/software. Maintenance & Monitoring: Continuously checking network health, updating systems, and running diagnostics. Security: Setting up firewalls, access controls, and security protocols to protect against malware and breaches. Performance Optimization: Enhancing speed and reliability, ensuring smooth data transfer for services like email and video calls. Troubleshooting: Diagnosing and fixing problems to keep the network running smoothly. Core Skills & Knowledge Networking hardware (routers, switches, firewalls) Networking protocols (TCP/IP, DNS, DHCP, QoS) Security principles (VPNs, firewalls, intrusion detection) Troubleshooting and diagnostics