A network engineer plays a pivotal role in designing, implementing, and maintaining a company's network systems. Ensuring efficient communication and connectivity, help organisations run smoothly. With their expertise in troubleshooting and network optimisation, network engineers identify potential vulnerabilities and address them before they cause disruptions. Their responsibilities extend to configuring routers, switches, and firewalls, and managing overall network security. This ensures that the company's IT infrastructure is secure, reliable, and scalable, meeting both current and future business needs.