Supported and Managed Yale University Unified communication environment.Supported 25,000 users on Unified communications.Contributed to projects for cloud solution for VOIP environment.Configured VG 320/450 and migrate the analog line from CS1000 to CUCM.Worked with technician for new installation/projects.Worked on Platform: Avaya, CS1000, CUCM, Cisco SME, Kurmi CUCM, BlueCat, Blue light camera, HLS lines, Eckoh, RightFax, Session Manager.Vendor Worked with: Optanix, Cisco, AT&T, AudioCodes, Frontier, NWN Carousel, Bandwidth, ConvergeOne

Supported a Network architecture globally.Managed routers, switches, voip equipement, ASR, Palo Alto Firewall, Cisco DNA, WLC, Opengear.Supervised the work from the vendor.Participated in change request and responsible for the change for network team.Vendor Worked with: ATSG, Cisco, AT&T, Verizon, Crown Casle, Palo Alto, Opengear.

Responsible for Voice services for 30,000 users globally.Managed overall stores in States, Mexico and Canada stores.Deploying new store and existing store with new Cisco VOIP environment. Responsible for managing all technical support administered.Working on Cisco Meraki switches for VLAN configuration and troubleshooting if any issues.Worked on PaloAlto with adding script on router for 3G, backup and T1 network. Deployed TC51’s and TC52’s configuration on routers for store operation.Oversaw voice and network projects to upgrade services, complied with regulations, and improved security, up time and serviceability.Vendor Worked with: Cisco, Verizon

Supported a Voice network architecture connecting corporate office and the branch-offices globally.Responsible for Voip service to over 5000 users, 11 offices globally and multiple Data center. Managing a multisite IP Telephony Network with Cisco Unified Communications products.Experience in using platform in ServiceNow and CaseSentry.Maintain VMware from operation perspective view. Experience with Data center installation/Deployment.Managing Vonage Business solution for vendor phone services and configured & manage SIP phones.Troubleshooting the POTS lines, Emergency lines and Elevator lines.Overlooking events in SolarWinds for network devices and added network devices into environment.Handles the billing information for VoIP environments included SIP, POTS line and Circuits with WAN, PRIs, Internet. Generated the saving reports for VoIP environments from studies with Circuits, POTS used and unused and provided alternate solution for saving. Overseeing directed network projects to upgrade services, complied with regulations, swapped out equipment, and improved security, up time, and serviceability. Liaised between multiple lines of business and upper management regarding advanced technical issues.Vendor Worked with: Optanix, Shoregroup, SecureLogix, Cisco, AT&T, Verizon, Vonage, Singtel, Polycom

Executed several implementations of Cisco CME.Establishing the networking environment by designing system configuration, directing system installation, defining, documenting and enforcing system standards.Designed the IP addressing scheme using VLSM and configured IP addressing Performed activities such as initial user account creation, established LAN connectivity, file and resource sharing management, internet connectivity, FAX and email service setupPerformed tasks that include Configuring and constant administration of Static routing, default Routing & dynamic Routing Protocols like RIP, OSPF & EIGRP.Upgrading data network equipment to the latest stable firmware releases.Remote support of on-site engineers and end users/customers during installation.Recommended Security considerations for the Intranet data center, integrating security, providing solution design details and configuration details. Participate in 24 x 7 incident & problem support.Troubleshoot hardware: Inspected devices, loose connections, cards, switch configuration usage of Visual Switch Manager, switch port configuration, port monitoring.