Job Description Network Security L3 Firewall & VPNMandatory Skills- Firewall & VPNThe position of a Network Security L3 is responsible for the ongoing Network Security Operations management to provide 24x7 support. The ideal candidate will have deep experience of networking technologies, such as Security, proxy, GNAC, IDS/IPS, routing, switching, managing heterogeneous environment & generate metrics related to Security, Network performance, capacity, availability, failure rates, and will also have a strong background in network performance management, service delivery and strategic operations planning with a strong technical orientation & creative in problem solving. Key responsibilities include: This is a hands-on technical role: Provide tier-3 (expert level) operational support for Firewalls, VPN Proxies, IDS/IPS, NAC to resolve critical business issues that require deep network troubleshooting techniques and performance analysis Independently own the Security Infrastructure support solving complex issues and suggest design modifications as appropriate. - Ensure SLAs are met - Responsible for performance analysis, proactive troubleshooting and capacity planning for the Security platforms. - Perform monitoring and maintenance of overall environment working with experienced team members. - Perform change controls. Update process documentation and team portals - Participate in troubleshooting, capacity planning and analysis, performance analysis & Root Cause Analysis. - Communicate with peers and managers regarding system issues & participate in 24x7 on-call. - Automate operational tasks to make processes simpler and more robust. - Ability to handle multiple complex tasks in a dynamic environment, with tight deadlines concurrently. Refresh heat-maps and operations plans for campus network Security connectivity Monitor and analyze statistical data to develop improvement plans for network Security and application performance Provide an effective network Security capacity plan