SUMMARY

• Overall 6+ years of extensive hands - on experience in Cisco networking environment like Routing, Switching, VoIP and Cisco Unified Communication products.
• Experience in working with Cisco network which include Cisco Unified Communications Manager (CUCM), Call Manager Express (CUCME), Cisco Unity Connection (CUC).
• Integrated CUCM and CUC and executed several implementations of Cisco CME.
• Worked on Cisco IP-Phones 7931,7940, 7941, 7945, 7965, 7975, 8831, 8841, 8865.
• Worked on Cisco Voice Gateways 2800, and Cisco Switches 6500, 3500, 2900.
• Worked with voice Gateways and setting up DHCP pools on the Gateways, Voice Gateway VG310 VG224 and VG204 for Analog Station support.
• Experience on Route Patterns, Hunt list, Hunt Group, Hunt Pilot, Calling Search Spaces, Partitions, Dial-peers, Translation Rules, configuring end users manually and using BAT.
• Experience in working with voice protocols like H.323, MGCP, SIP and proficient in applying appropriate codecs (G711 and G729)
• Troubleshooting and experience working on RTMT, nGenius, Splunk and LRT tables handling call routing internal to the enterprise.
• Strong troubleshooting, communication and documentation skills.
• Self-motivated and inclined to learn new technologies and to implement.
• Team player with very good communication, organization and interpersonal skills.
• Flexible in working any shift basis whenever needed.

TECHNICAL SKILLS

Software: Cisco Unified Communication Manager CUCM (7.1.5, 8.0.3, 9.1.2, 10.1, 10.5.2, 11.x), Cisco Unified Communication Manager Express (CME), Cisco Unified Contact Center Express UCCX, Cisco Unified Communication Manager IM & Presence. CUBE

Features: SIP Gateways, ACME (Oracle SBC NN4500) SIP Trunking, VLAN Trunking, Emergency Responder, MPLS. Active Directory.

Protocols: H.323, SCCP, SIP, MGCP, RTP.

Cisco IP-Phones: 79XX, 89XX, 99XX, Cisco CTS and Cisco Soft clients, CUCILYNC, Jabber

Codecs: G711, G729

PROFESSIONAL EXPERIENCE

Confidential - Tempe, Arizona

VoIP/Data Engineer - CISCO

Responsibilities:

• Respond to level 3 service tickets regarding issue with CUCM, CUC, Jabber, CUCILYNC, Cisco Voice Gateways and Analog VG310 gateways, WAN, LAN and T1 circuits.
• Provide Level 3 support for Enterprise wide Core, operations, Agency and Contact Center Call flows.
• Configuring wide area network (WAN) or local area network (LAN) routers, switches or related equipment and working with LEC’s for Troubleshooting T1’s or similar circuits.
• Monitoring Back up network data into Data center servers and balancing the load on servers (F5).
• Provide telephone support related to networking or connectivity issues.
• Provided On-Call after hours support CUCM, CUC, SBC and any change windows in enterprise wide
• Responsible for working with Cisco TAC on various issues in the infrastructure.
• Build and support new CUCM/ CUC clusters for the EDD migrations and worked with video teams for video clusters.
• Design and develop new call flows, routers for core, Agency and Contact Center Calls.
• Maintain and support along with adjuncts like VERINT, Queue Manager, and CUCILYNC.
• Responsible for performing bug scrubs for the patches provided by CISCO for different UC components.
• Installing and configuring UC devices on ACME controller for Load Balancing and Route Plan Management and working on SIP trunks Via CUBE
• Responsible in troubleshooting for Day one support for LEVEL 3 in solving service tickets and interacting with user having issues with hard phones and softphones that are migrated.
• Working on building new Enterprise VoIP Infrastructure (CUCM and CUC) and migration from legacy to EDD environments.
• Worked on Cisco Prime Collaboration Deployment (PCD) Tool to install upgrades and patches on Call Manager and Unity.
• Working on the POC for 18000 Agent offices migration from PSTN to SIP.
• Troubleshooting issues on IP phones, IP Communicator, Jabber, CUCILYNC, E911, SBCs, issues from Agent offices.
• Evaluate local area network (LAN) or wide area network (WAN) performance data to ensure enough availability or speed, to identify network problems, or for disaster recovery purposes.
• Performing load balancing on servers using F5 load balancer during maintenance time windows.
• Working on BGP protocol flapping issues and ABU Cradle points or NID related issues.
• Working on SDWAN sites (Viptela, ATT Flexware, Velocloud) and providing support for team on scheduled maintenance.
• Configure and define parameters for installation or testing of local area network (LAN), wide area network (WAN), hubs, routers, switches, controllers, multiplexers, or related networking equipment.
• Install new hardware or software systems or components, ensuring integration with existing network systems.
• Performing Upgrades on ASR’s IOS to new version instructed in change tasks.
• Working issues related to Connectivity/bandwidth/ performance of T1 lines and Wireless backup solution along with IP phones (soft phones and hard phones)
• Worked with different call tracking tools like NetScout, Splunk data monitoring, RTMT, nGeinusONE and debugs on voice and analog gateways.

Confidential - Bloomington, Illinois

CISCO Engineer

Responsibilities:

• Respond to level 2/3 service tickets regarding issue with 11.x CUCM, CUC, CUCILYNC, Cisco Voice Gateways.
• Provide Level 2/3 support for Enterprise wide Core, operations, Agency and Contact Center Call flows.
• Working on version upgrades for CUCM, CUC, and Oracle SBCs.
• Responsible for testing and deploying new versions of CUCM, CUC, Voice Gateways.
• Responsible for creating Knowledge Item Documentation on common issues for training Level 2 troubleshooting team and updating existing Knowledge items in case of any changes.
• Working on tickets in resolving issues like Voicemail boxes, call handlers, Dial plans, Route Patterns, Route Group, Route List and Calling search spaces.
• Resolving problems on VoIP MACD (move / add / change) problems.
• Working on monitoring Version upgrades and documenting issues related and providing to higher levels on working with CISCO TAC.
• Perform routine maintenance or standard repairs to networking components or equipment.
• Create or update technical documentation for network installations or changes to existing installations.
• Worked with different call tracking tools like NetScout, Splunk data monitoring, RTMT, nGeinusONE and debugs on voice and analog gateways.
• Test repaired WAN equipment to ensure proper operation along with Install and configure wireless networking equipment.
• Monitoring logs of network activity and Run monthly network reports and sharing on network share point for team access.
• Test computer software or hardware, using standard diagnostic testing equipment and procedures.
• Monitor industry websites or publications for information about patches, releases or potential problem identification.
• Identify the causes of networking problems, using diagnostic testing software and equipment and documenting network support activities.
• Working with higher levels on performing evaluated analysis and work on the solution provided by them or escalating the current issue based on severity.
• On call rotation to support the network infrastructure including minor data and majority voice related issues and submitting detailed procedure on issues observed.

Confidential - Plano, Texas

VoIP Engineer

Responsibilities:

• Configured and managed Cisco Unified Communications Manager (CUCM) 11.x.
• Configuring phones, utilizing Cisco’s bulk administration (BAT) tool to import user data.
• Performed MAC (moves, adds, changes) in Cisco Unified Communications Manager, Unity Connection and Emergency Responder.
• Performed system upgrades, phone provisioning and patched based on request, schedule or events.
• Support for enterprise environment with distributed call processing.
• Worked with CUCM 11.x and Unity connection 11.x Integrations, created Voicemail functionality for the new users.
• Worked on Assigning Voice Mails to Users in CUC.
• BAT utilities for phone.
• Worked with voice Gateways and setting up DHCP pools on the Gateways.
• Responsible for new site role out, voice Gateways, SRST and new phones/users for sites.
• Involved in all upgrades, patches & support process.
• Troubleshooting Fax Over IP, and VoIP call setup & audio quality issues involving Cisco voice Gateways in environments ranging from small business to enterprise and service provider.
• Worked on various features in Call Manager (hunt groups, conferencing).
• Configured E911 service for few sites and did SRST Testing on 911.
• Worked on migrating PRI into SIP circuit, by creating SIP Trunks in the CUCM.
• Worked on Voice Gateway VG310 VG224 and VG204 for Analog Station support.
• Knowledge in virtualization (VMware) technologies.
• Gathering information and suggesting the type of voice Gateways according to the requirement at the site (2800 series, 3825)

Confidential

VoIP Engineer

Responsibilities:

• Design and implementation of Cisco Unified Communications Manager CUCM 10.5.2, Unity Connection 10.5.2, IM&Presence 10.5.2, UCCX 10.6 and Session Initiation Protocol (SIP) Gateways.
• Configured an enterprise dial plan in Cisco Call Manager and Cisco Gateways.
• Configured H.323, SIP and MGCP Gateways.
• Design, implementation, and maintenance of complex VoIP call control, call routing and applications and services
• Troubleshooting VOIP issues on gateways, CUCM, Cisco Unity connection (CUC). Gathering and analyzing CUCM traces, ISDN debugs with Cisco routers and related VoIP protocols-SIP, H.323, MGCP.
• Utilizing wireless diagnostic tools to perform site surveys determining optimal coverage of single and multiple story buildings.
• Performed SRST testing on E911 in client locations.
• Installation and configuration of 802.11 ac access points and wireless bridges.
• Installation and configuration of Cisco 5508 wireless LAN controllers.
• Troubleshooting wireless networks and VLANs using Wireshark, air magnet, and WCS.
• Project documentation via Visio, and MS word.

Confidential

VOICE Engineer

Responsibilities:

• Worked with deployment of IP telephony setup for subscriber site with centralized call processing using CUCM 8.6.2.
• Installation and management of overall administration of LAN, WAN systems involving design of network layouts, configuration and maintenance.
• Commissioning Routers & Switches, Firewalls, IPS and ensuring maximum uptime during site deployment to VoIP.
• Configuring and troubleshooting BGP, VPN, ACL and NAT.
• Integrated CUCM and CUC and executed several implementations of Cisco CME.
• Good knowledge in handling SRST, Voice Routing Protocols and Voice Gateways.
• Server maintenance through VMWare.
• Bulk 100 - 1200 users on Cisco Call Manager using BAT format with Excel database format.
• Provided on Call support for Cisco Routers, Switches including Call Manager, Access Control Lists on LAN and WAN, Cisco AAA authentication configuration and support for VPN clients.
• Created Voice Mail boxes, call handlers, create and reset passwords.
• Created Dial-Plans, Dial-peers, Route Patterns, Route Groups, Route Lists, calling search space, Partitions and upgraded Cisco Unified Communications applications.
• Executed lot of VoIP test plans.

Confidential

Network Engineer

Responsibilities:

• Responsible for resolving Network Problems and assisting users on the network.
• Performed scans for LAN and WAN connectivity.
• Worked on Physical cabling, IP addressing, Wide Area Network configurations.
• Involved in working with Operating systems security patches.
• Cisco Router configuration setup using routing protocols like RIP, EIGRP and BGP.
• Worked with Help Desk for circuit troubleshooting to give support to the Tech persons at the site.
• Worked on 1900, 2900, 3500 series of switches.
• Worked on 2600, 3600, 2800, 7500 series of Routers.
• Supporting development team for the access to corporate network and outside world.
• Worked on providing access to specific IP, Port filter and port access.
• Responsible for procurement and installation of H/w, Network drives and IT Infrastructure.
• Provided online support to the new site activations for technical consultants by configuring Routers at the time of process.
• Worked closely with big teams in support to execute several implementations of Cisco CME and unity express.
• Monitored and troubleshoot call routing, number translation, pickup groups, call handler issues.
• Troubleshoot IPT voice quality issues between and within the locations.
• Executed several implementations of Cisco CUCM 6x-8x, CME and unity express.
• Monitored and troubleshooting call routing, number translation, pickup groups and call handler issues.
• Involved in Integration of CISCO Unified IP phones with Cisco unified call manager and Cisco unified CME, using IEEE 802.11 over a Cisco access point.