• Responsible for the core-networking infrastructure atcorporate data, operation, and business centers along withaccess for customer sites. Served as liaison with multipleteams to ensure coordination of planning andimplementation.• Manage & maintain global cloud network for high performance, uptime, andavailability.• Maintain Infrastructure as Code. Codify and implement planned networkchanges through code deployments.• Upgrade infrastructure via code changes as required to improve performanceand to address Tech Debt.• Manage & tune observability for early, proactive identification andremediation of potential issues.• Monitor cloud network capacity and performance and address issuesproactively.• Assist in audit & compliance activities by providing required evidence andinput.• Lead periodic disaster recovery testing of the cloud network.• Work collaboratively with other teams, departments, or vendors to ensurethe network supports the organization's needs.• Transformed multiple national networks to single globallymanaged network as per the corporate standards bycollaborating with country practice Teams & network regionalmanagers.• Eliminated company's dependence on outside consulting firmfor all implementations, monitoring, and support.• Leading the effort to integrate a newly acquired company intothe network and server infrastructure, managing allcommunications, planning, and implementations.• Design and create data communication networks – LAN, WAN,or Intranets.• Keep accurate record of operations to serve as point ofreference in times of needPage 3• Analyze business requirements to develop technical networksolutions and their framework• Supervise engineers or other staff in the design orimplementation of network solutions.• Visit vendors, attend conferences or training sessions, orstudy technical journals to keep up with changes intechnology.

• SME in the Data Network Engineering & Technical Services team and responsible for managing services like MPLS enabled WAN , Data Center , Call Center Sites Routers/ Switches / Firewall and develop IT processes & procedures. We are also act as Tier -3 escalation point for Tier-1 & Tier 2 Team, supporting them into 24 * 7 working mode.• Leading Enterprise Network Infrastructure support• Managing, maintaining and upgrading enterprise Network, including vendor management and IT sourcing• Manage and lead members in Data Network Engineering & Technical Services team • Managing Networking infrastructure for various roll outs nationally as well as internationally through outsourced IT team• Participating and supporting in regular DR Drills• Designed and Implemented Cisco Nexus Platform, (vPC, VDC, VSS, STP, FCoE, & FabricPath )• Developing and executing short term and long term projects aligned to business plans and executing projects within timelines and Budgets• Designed and Implemented Nexus 7K/5K/2K and Catalyst 6500/4500X/3750-X/2960XR in a complex DC Core/Aggregation/Access layer on a 10G backbone in Production and DR Data Center• Lead the team for Enterprise Network management in term of MPLS WAN , Client connectivity standards.• Project planning and implementation of new Systems projects for new sites.• Responsible for meeting SLA for assigned tickets and service requests to the team• Liaise with vendor representatives for technical infrastructure implementation and support escalations Participate in client audits• Function as in-house systems expert and Works with Technology Operations Team to solve escalated problems.• Ensures that the design of system architecture at his site is adhering to Corporate standards.• Schedule weekly call with team members to work on all the issues and improve team performance.• Delegates and monitors works to meet and beat deadlines.

• Installing and configuring Cisco routers (1800, 2800, 3750) with static RIP, EIGRP & OSPF• Configuring bandwidth Policy maps and VRRP. • Configuring traffic filters using Standard and Extended access-lists, Distribute-Lists.• Handling Firewall related issues Implemented SNMP on devices to allow for network management• Plan, designing and implement of customer’s network infrastructure. • Execute the configuration changes in complex network environments. • Installing, configuring and managing Leased Line with high availability. • Firewall Implementations- Cisco ASA 5500 series and Fortigate • Handling all types Firewall related issues- NAT PAT Policy NAT ACL VPN SNMP TACACS+• Configuration and managing L2L, Remote and SSL VPN• Configuring and managing Load Balancers - Citrix Netscaler• Cable management: Voice and data patching.• Managing and training a Team of 8 members

• Troubleshooting Link down Issues On ILL and VPN circuits• Managing Customer End Routers and Switches• Checking the link status through putty and coordinating with the internal concern sections (Access, Data, VBL and IPNOC). for immediate resolution of complaints • Coordinate with the Tulip Last mile provider.• Escalating the Matter to the operational heads of concern sections if needed.• Understanding customer’s needs and providing solutions with respect to SLA.• Relevant Knowledge of Cisco Routers with appropriate syntax.• Checking the alarms on NMS tool and proactively starts the troubleshooting.• Configurations of links on NMS server. • Hands on experience on Whats up gold monitoring tool. • Monitoring of VPN links using monitoring tools like concord (ehealth) and WATSUP gold.• Checking the status of the links like link down, packet drops, flaps, errors and utilization of the link using MRTG and raising the trouble tickets for the same.• Follow up of the trouble tickets with the appropriate sections• Handling MRTG configuration files on Unix Server.• Checking the link status through putty and coordinating with the internal concern sections for immediate resolution of complaints.• Sending mails for arranging Field engineer (FE) at remote customer end. • Also handling base station migrations of raising PE for each Base Stations