• Implement, Design & Maintain the Security Appliance such as AWS Network Firewall, Azure Firewalls, Juniper High-End firewall, FortiGate, Cisco ASA Next-Generation Firewall, SonicWall, Sophos.• Vulnerability Assessment - Analyzing and fixing the open vulnerabilities on Security devices.• Implement and Maintain Cloud Based Web Application Firewall (WAF), DDoS mitigation and Domains based Load Balancer. Expertise on Oracle DYN and Cloudflare Security services.• Practicing ITIL process on Change Management, Incident Management, and Problem Management.• Perform regular security audits and penetration testing to ensure network integrity. Ensuring compliance on PCI DSS Audit, SOC Audit and external Banking Audits.• Experience on Network and security tools such as PRTG, Nagios XI and SIEM tool and Wireshark analysis.• Upgradation of firmware for Firewall (Including Clustering), Switches and Wireless controller on regular interval.• Knowledge on Shell Scripting and Linux platform and basic on Python programming. Configuring shell script for pulling the logs automatically using Cloud API’s.• Mentoring and Leading the Network and NOC Team.