Network Security Engineer

As a Senior Network Administrator at NIIT, you will play a crucial role in designing, implementing, managing, and supporting the organization's network infrastructure. Your proactive monitoring, troubleshooting, optimization, and ensuring high availability, security, and performance of all network systems will be vital in supporting business operations and driving continuous improvement in network technologies. **Key Responsibilities:** - **Network Administration & Maintenance:** - Manage, configure, and maintain LAN, WAN, WLAN, and VPN environments. - Oversee routers, switches, firewalls, load balancers, and other network equipment. - Ensure optimal network performance, reliability, and availability. - **Network Security:** - Implement and monitor network security policies (firewalls, IPS/IDS, ACLs, VPNs). - Conduct regular security audits, vulnerability assessments, and risk mitigation. - Manage secure remote access and ensure adherence to cybersecurity standards. - **Network Monitoring & Troubleshooting:** - Monitor network devices and network traffic using approved monitoring tools. - Monitor alerting systems and effectively manage system-generated alerts. - Generate, review, and analyze reports, logs, and packet captures as per operational requirements. - Perform physical installation and removal (mounting/unmounting) of network devices. - Configure, troubleshoot, and manage internet links and network tunnels in coordination with ISPs and vendors. - Demonstrate working knowledge of Cisco wireless solutions, including configuration and troubleshooting of Wireless Controllers and Access Points. - Possess full understanding and operational knowledge of L2 & L3 Switches/ISR Routers and loop prevention protocols like spanning tree protocols, VTP, 802.1Q. - Have hands-on experience with firewalls, including Cisco ASA/FTD/FMC, Fortinet, and Palo Alto platforms. - Perform firmware and software upgrades for network devices, including WLCs, switches, firewalls, and routers. At NIIT, you will be part of a team that is transforming the way the world learns, with a focus on enabling a thriving workforce through comprehensive, high-impact managed learning solutions. Join us in our mission to increase the business value of learning and contribute to the success of leading companies worldwide. As a Senior Network Administrator at NIIT, you will play a crucial role in designing, implementing, managing, and supporting the organization's network infrastructure. Your proactive monitoring, troubleshooting, optimization, and ensuring high availability, security, and performance of all network systems will be vital in supporting business operations and driving continuous improvement in network technologies. **Key Responsibilities:** - **Network Administration & Maintenance:** - Manage, configure, and maintain LAN, WAN, WLAN, and VPN environments. - Oversee routers, switches, firewalls, load balancers, and other network equipment. - Ensure optimal network performance, reliability, and availability. - **Network Security:** - Implement and monitor network security policies (firewalls, IPS/IDS, ACLs, VPNs). - Conduct regular security audits, vulnerability assessments, and risk mitigation. - Manage secure remote access and ensure adherence to cybersecurity standards. - **Network Monitoring & Troubleshooting:** - Monitor network devices and network traffic using approved monitoring tools. - Monitor alerting systems and effectively manage system-generated alerts. - Generate, review, and analyze reports, logs, and packet captures as per operational requirements. - Perform physical installation and removal (mounting/unmounting) of network devices. - Configure, troubleshoot, and manage internet links and network tunnels in coordination with ISPs and vendors. - Demonstrate working knowledge of Cisco wireless solutions, including configuration and troubleshooting of Wireless Controllers and Access Points. - Possess full understanding and operational knowledge of L2 & L3 Switches/ISR Routers and loop prevention protocols like spanning tree protocols, VTP, 802.1Q. - Have hands-on experience with firewalls, including Cisco ASA/FTD/FMC, Fortinet, and Palo Alto platforms. - Perform firmware and software upgrades for network devices, including WLCs, switches, firewalls, and routers. At NIIT, you will be part of a team that is transforming the way the world learns, with a focus on enabling a thriving workforce through comprehensive, high-impact managed learning solutions. Join us in our mission to increase the business value of learning and contribute to the success of leading companies worldwide.