• Deployment of Checkpoint firewalls and Cisco FTD, integrate them with Infra services like ISE, SIEM, SolarWinds and NCM• Creation of access list, NAT rules, configuration of static route and dynamic routing on firewall as per requirement.• Creation of IPsec tunnels with various B2B partners and vendors.• Carried out major and minor version/hotfix upgrade of Checkpoint Firewalls, Cisco FTDs and Radware WAFs.• Troubleshooting connectivity issues by applying captures or tcpdump… Show more • Deployment of Checkpoint firewalls and Cisco FTD, integrate them with Infra services like ISE, SIEM, SolarWinds and NCM• Creation of access list, NAT rules, configuration of static route and dynamic routing on firewall as per requirement.• Creation of IPsec tunnels with various B2B partners and vendors.• Carried out major and minor version/hotfix upgrade of Checkpoint Firewalls, Cisco FTDs and Radware WAFs.• Troubleshooting connectivity issues by applying captures or tcpdump on firewalls in day to day operations• Create rules and exception (for legit traffic) for IPS inspection• Configuration of Symantec WSS cloud proxy (ADFS integration, rule creation and Ipsec tunnel creation with Datacenter firewalls)• Troubleshoot filtering issue, legitimate site blocking issue or any issue related to Symantec Cloud proxy.• Deployment of Radware Alteon devices, configuration of vADC and Appwall• Integration of Radware WAF with Infra services such as ISE, SIEM and SolarWinds.• Configuration of SLB for web applications, defining SSL offloading or persistency based on client's requirement.• Deployment of Trend Micro Deep security solution on VMs and define their role such as DSM or DSR• Configuration of Anti-malware policy or HIPS policy for endpoints in TMDS web console• Configure Files/Folders/Extension exclusions for the servers in TMDS web console.• Managing the Network Security Team as Tech lead, guiding the team and dealing with their escalations. • Preparing SOPs for BAU operations and providing KTs to Team members. • Working closely with GRC Team for internal and external Audit of Security devices. Show less

•Administration and maintenance of key Security Devices in UK based Mobile Service Provider Network.•Multivendor security solutions support in an ITIL defined environment, Configuration and troubleshooting of Network Security Devices -Checkpoint, ASA, Firepower, ACS, F5 BIG-IP LTM and Fortigate Firewall.•Configuration and troubleshooting of Security policies on Checkpoint, ASA and Fortigate Firewall as per requirements from customer and internal employees.•Implementation and… Show more •Administration and maintenance of key Security Devices in UK based Mobile Service Provider Network.•Multivendor security solutions support in an ITIL defined environment, Configuration and troubleshooting of Network Security Devices -Checkpoint, ASA, Firepower, ACS, F5 BIG-IP LTM and Fortigate Firewall.•Configuration and troubleshooting of Security policies on Checkpoint, ASA and Fortigate Firewall as per requirements from customer and internal employees.•Implementation and troubleshooting of Site to Site VPN.•Providing Remote VPN access to internal employees and vendor as per requirement with necessary approval from the authority.•Configuration and troubleshooting of server load balancing on F5 LTM.•Basic configuration and troubleshooting of access filtering Policy in cisco Firepower. •Experience in working with BMC Remedy for handling incidents and raising new changes (standard, normal and emergency) as per priority and impact.•Extensive use of Network Monitoring Tools like HPOV, Sevone and Big Brother for network fault management and backup of network devices.•Closely working with Back Office Team and third party Vendor (OEM) for any major network issues and changes.•Managing L1 operation team, training new team members and dealing with their escalations. Show less

• Administration and maintenance of Enterprise Network Infrastructure.• Administration, configuration and troubleshooting of Network Security Devices -Checkpoint appliances 1100, 2200, 4000, 12000, Cisco ASA, URL filtering solutions (Websense), F5 Load Balancer.• Configuration and troubleshooting of rule based policy management as per client requirement.• Implementation of Site to Site VPN and Remote Access VPN.• Involved in internal and external client security related audit… Show more • Administration and maintenance of Enterprise Network Infrastructure.• Administration, configuration and troubleshooting of Network Security Devices -Checkpoint appliances 1100, 2200, 4000, 12000, Cisco ASA, URL filtering solutions (Websense), F5 Load Balancer.• Configuration and troubleshooting of rule based policy management as per client requirement.• Implementation of Site to Site VPN and Remote Access VPN.• Involved in internal and external client security related audit. • Designed access filtering Policy and exception of URL database in Websense Proxy.• Directly responsible for testing, implementation and maintenance of Security infrastructure, fault isolation and resolution of activities initiated from Security.• Basic Server Load balancing configuration on F5 Load Balancer.• Configuration and troubleshooting of VLAN, VTP, STP, ACLs, HSRP and PBR.• Extensive use of Network Monitoring Tools like Solarwind, Nagios and MRTG for enterprise network fault management and backup of Network Devices.• Generation and presentation of Network Monitoring reports and statistics.• Responsible for documentation and backups for smooth functioning of daily network operations.• Training new NOC associates. • Guiding and coordinating the helpdesk engineers, for solving network/application issues. • Working with different ISP’s for maintaining the WAN architecture and Internet Services. Show less

• Maintenance and Managing Client Networks, duties include incident handling, incident response and escalation management in a 24x7 environment.• Continuous Monitoring the Network on Nagios Monitoring System.• Monitor the alert and open case as per the severity and acknowledge the client if the alert is crossing the threshold.• Escalate network related alerts and notify customer via email or by placing a call.• Ensured tickets are being monitored, acknowledged and acted upon as… Show more • Maintenance and Managing Client Networks, duties include incident handling, incident response and escalation management in a 24x7 environment.• Continuous Monitoring the Network on Nagios Monitoring System.• Monitor the alert and open case as per the severity and acknowledge the client if the alert is crossing the threshold.• Escalate network related alerts and notify customer via email or by placing a call.• Ensured tickets are being monitored, acknowledged and acted upon as per published SLAs and SLOs.• Conducted daily meeting calls with client to provide updates and shift Reports.• Preparing Daily Status Report, Weekly Status Report and Minutes of the Meeting. Show less