Outsourced to HCL. Roles and responsibilities are same as Citrix.

Key Responsibilities:• Root Cause Analysis (RCA): Event analysis done for all critical, major outages to identify the reason for outage and implement corrective measures.• Taking first level escalation for management and immediate escalation of High Severity and chronic issues.• Working with leading Service providers like AT&T, Verizon, comcast to isolate Network issues.• Maintain Live Network on all 5000+ Gamestop Stores in United States.• Configuring new router & switch, firmware upgrading.• Troubleshooting of Fortigate 60D firewall, Fortigate 124D switches, Cisco Access Points, Controllers, Routers, etc.• Working on EIGRP & BGP routing protocol.• Handling daily Incident and change review call• Working on ticketing tools like Service Now and clarify.• Configuring and troubleshooting IPsec S2S VPN tunnels, ACLs and NAT.• Completed Fortigate NSE 1 and 2 Certifications provided by Fotigate.• Network monitoring using EMC2 smarts

Key Responsibilities: Monitoring and troubleshoot equipment placed in data center.  Configured Huawei firewall USG6620.  Configured Static route and server mapping in firewall. Creating and maintaining security policies of SRA.  URL filtering and firmware upgrade on firewall.  Performed firewall HA activity using VRRP protocol.  Working with L2 Cisco 2900 switch & Huawei switches of S5700 series.  Working with Huawei L3 core switches of S9712 series and cisco router 2921.  Manage Huawei Wi-Fi controller AC6605.  Configure and manage VLAN, VTP, VRRP, STP protocols.  Resolving network vulnerability and security threats.  Performing daily, weekly and monthly Backup of Network devices.  Responsible for creating ticket whenever face the slowness or link down issues on ISP Links.  Well versed with monitoring tools like eMagic Software.  Given support to client on various network related issues.