Jagatheesh Kumar

Experience

• 

  Cognizant

  Aug 2010 - now

  Manage a 9 member team with operations and network design.Deploy application centric infrastructure in network topology Deploy and maintain Firepower management Center with Firepowers Integration of Network, Voice and Video infrastructure. Design, Planning and Implementation of Network Infrastructure for the company andAmericas. Manage LAN/WAN/Internet technology design and implementation including MPLSand Metro connectivity. Conduct audits, reviews & testing’s for all the new Sites in AMERICAS regions. Responsible for providing Data network design solutions for the new Customers, RFP’s. Coordinating with service providers and integrators for the link capacities and hardwaredesigns Capacity management for the network infrastructure. Integrate with the offshore network teams during troubleshooting of network or securityissues. Ensure 100% Compliance on site build out and Implementations. Show less Managed a network that has connectivity between 12 branch offices and 2 datacenter in the United States. Project includes the planning and integration of the legacy healthcare and; network by implementing WAN and Cisco ISE solutions. Project also focuses on segregating and isolating the PHI, PII and PCI data to meet the compliance requirements.My role involves the activities related to designing the integration of 2 Network from different companies including Data, Wireless, Voice and Video infrastructure. Implementation of Cisco identity service engine to identify different types of equipment and separate the network using virtual route forwarding instances, VLANS and roles based authentication mechanism with enhanced security features thereby controlling the native healthcare environment. My project has primary involvement from all the stakeholders like admin, IT, workplace services and security team to understand the existing network architecture and implement the right solution. Project also dealt with various other activities listed as follows. Implementation of network in new office including requirement gathering, proactivecoordination till user acceptance testing. Migration of users between different officesbased on the building contract. Responsible for providing Data network design solutions for the new Customers, RFP’s. Build network connectivity for security operation center in headquarter office.Coordinating with service providers and integrators for the link capacities and hardwaredesigns. Capacity management for the network infrastructure.; for Healthcare network with 12 facilities and 2 data centers.Manage the team with 4 network engineers to handle operations and deliver the projectdeadlines. Manage LAN, WAN, Internet architecture, Security and load balancers Show less My role dealt with planning, designing and implementation for Cognizant Video Infrastructure.As part of service team, we work primarily on the configuration, maintenance and upgrade video infrastructure devices on a regular interval as per the recommendation from Cisco. We also handle client calls for the B2B Connectivity - Building Communication within the enterprise and external communication say B2B and mobile worker is the key role.Major achievement on this project includes the implementation of the Video Communication server - High availability implementation of Controller and Expressway and the maintenance of Show and share which is a live streaming and video on demand product within cognizant.Responsibilities in this project includes fault management, Alarm notification, Capacity management, Backup and inventory management, report management of all video infrastructure devices. Other responsibilities includes defining the routing decision and trunk configuration in Video communication server, configuration of the clustering in Multi conference unit, scheduling and monitoring Multi conference calls using MCU and PEXIP, Configuration and maintenance of Cisco immersive Telepresence - T3 and Cisco Telepresence 8710 and 8000 Chassis. Handling infrastructure devices like Cisco Telepresence Multipoint Switch, Cisco Telepresence Server, Cisco Telepresence MCU 4000 Series and MSE 8000 Series, Cisco Integrated Services Router (ISR) G2, Cisco Prime Collaboration Manager, Call Control.Manager of Video services for Pune location with 6 facilityI have coordinated with desk side support team for hands and feet support for video event,Endpoint deployment and live streaming sessions requested by project. I worked along with admin, network team, video team and local field management team to implement Smart class room across 5 locations. Show less Associate EngineerNetwork incident management project owns and maintains the routers, switches and firewallsacross the globe. Project tasks involve handling network and video related incidents that areraised by Projects and joining client calls for new connectivity and migration.I handle conference calls that requires client intervention and perform joint troubleshooting for issues (e.g. Access , Slowness or routing issues), LAN migration calls, establishing new WAN connectivity with help of service providers such as AT&T or Sprint, Building new Site-Site VPN tunnels and if client wants to discuss on any new requirement.Escalation handling – I handle high priority tickets and tickets which are unable to be resolved by L1 team.Process adherence and documentation is maintained throughout the context. I have maintained SLA adherence percentage and increased CSAT. I prepared a Video standard operations document for the team and new joiners to effectively handle issues. I was awarded as a Subject matter expert in Video operations.Training – Train new joiners on Cognizant LAN, WAN and Internet architecture, Processingfirewall and Change requests during specific window time. Show less Network & Video Operations Team – L2 support - Incident ManagementMy role dealt with handling incidents raised by the users and troubleshooting network and video related issues.Incident handling – Working on incidents to provide resolution based on priority. Types of incidents includes 1) VLAN creation 2) NAT request 3) Firewall request processed unable to connect 4) Advertising new IP segments (via OSPF or BGP) 5) Adding IPs to VPN encryption domain 6) Enabling RAVPN access 6) Unblocking/Blocking URL’s for users in Websense proxy 8)Defining policies in Websense 7) Issues in Point-Point and Multipoint video calls 8) Tandberg Endpoint deployment and configuration 9) Video call Connectivity issues etc. Show less

  • Senior Manager

    Feb 2023 - now

  • Service Manager

    Jan 2021 - Feb 2023

  • Service Lead - Merger and Acquition

    Jul 2017 - Jan 2021

  • Service Lead - Video

    Jul 2016 - Jul 2017

  • Network Specialist

    May 2012 - Jul 2016

  • Programming Analyst

    Aug 2011 - May 2012

  • Programming Analyst trainee

    Aug 2010 - Aug 2011