SUMMARY

• Cisco certified Network VoIP Administrator with 5+ years of Experience in VoIP industry. With an overall 5 years’ experience in Development, implementation, troubleshooting and support of Cisco Devices, VoIP Telephony Networks, IP Phones, LAN/WAN Network bases and SIP testing as well.
• Expertise and in - depth knowledge of Cisco Unified Communications Manager ( Confidential ) 10.x, 9.x 8.x, Cisco Unity Connection 10.x, 9.x, IM&P, Unified Contact Center Express ( Confidential ) 10.x, 9.x, 8.x, Contact center Enterprise 9.x and Cisco Emergency Responder as well.
• Experience with voice protocols like H.323, MGCP, SIP and proficient in applying proper Codec’s (G711 and G729).
• Administration of Confidential M/A/C to agents, dialed numbers, call types, ICM scripts.
• Alignment of Confidential users with JTAPI Applications.
• Hands-on experience on Session Border Controllers (SBC’s) or CUBE in session management edition.
• Experience on Route Patterns, Route Lists, Route Groups, Route Hunt, Dial-peers, POTS, Translation Rules, and Media Resources installing end users manually by utilizing Bulk Administration Tool (BAT).
• Working experience with TAC Center and PSTN Vendor as well.
• Worked on informacast paging system.
• Experience with Cisco UCS B & C series as well.
• In-depth knowledge of Intercluster Lookup Service (ILS).
• Experience with End to End call flow testing.
• Extensive knowledge of testing SIP call traces and calls flow.
• Hands on experience Verint call recording.
• Hands on experience on E1/T1, QSIG protocol.
• In-depth knowledge of deploying of SRST gateway.
• Configuration and troubleshooting of VG2XX and FX)/FXS ports as well.
• Efficient at Call Manager Groups (CMG), Partitions and Calling Search Space.
• Configuration of VM Port, pilot and profile.
• Good knowledge and experience in Installation, Configuration and Administration of Cisco Routers 3845, 3945, 2821, 2951, 2811 and Cisco Switches 2800,2950, 3560, 3750,6500, and 4500.
• Hands on experience on Cisco ASR 9000.
• Strong hands on experience on Cisco IP Phones (69xx, 792x, 794x, 796x, 797x).
• Switching tasks include VTP, ISL/ 802.1q, IPSec VPN Tunneling, VLANs, Ether Channel, Trunking, Port Security, STP and RSTP.
• In-depth knowledge of deploying and troubleshooting Ether-channel, IP Routing Protocols - (RIPV2, OSPF, EIGRP & BGP).
• Effective inter-personal skills, adaptive to any environment, keep abreast with the latest technologies and delivering solutions as an individual and as part of a team.

TECHNICAL SKILLS

LAN technologies: Ethernet/ Fast Ethernet/ Gigabit Ethernet networks, VLANS, VTP, STP, PVST, RSTP, 802.1W.

WAN technologies: Frame Relay, ISDN, PPP, MPLS, leased lines and exposure to PPP, HDLC, T1 and E1.

Cisco and other vendor equipment’s: Cisco routers (2811, 2901,3925, 3845,3945,2620, 2612, ASR 9000), Cisco Catalyst switches (6509, 6506, 6513, 3750, Catalyst 37xx stack, 4000, 3550, 2900, 2960, 2800, 1900 series), Cisco nexus 7000 series 10- slot switch and 5000 Series Switch, SBC’s, CUBE.

Network Security: ACL, NAT/PAT, Route maps, IPSec VPN Configuration and IDS/IPS.

Protocols/Services: TCP/IP, UDP, Routing Protocols (RIP v1 & v2, EIGRP, OSPF, BGP), CDP.

IP Telephony: voice gateways H323/SIP/SCCP/SRST/MGCP, Cisco Call Manager (CCM), and VOIP dial peers.

Operating System: Cisco IOS, Windows NT 4.0 (Desktop/Server), Windows 2000 /2003/2008 Server, Windows XP/Windows 7/8/10, LINUX, UNIX, Apache Server.

PROFESSIONAL EXPERIENCE

Confidential - Bloomington, IL

VoIP Engineer

Responsibilities:

• Migrated state farm’s unified communication to new data center.
• Migrated unity connection to new clusters using COBRAS.
• Extensive knowledge on BAT tool and COBRAS.
• Member of pre-deployment and deployment team that deploy network solution to state farm agents across 19,000 sites.
• Worked with onsite technicians to install and configure 2911 ISR’s, 3560 switches, cradle points, SD WAN Velocloud & Viptela edges.
• Configured voice for FXO’s, PRI T1’s, SIP Trunk sites.
• Expert in building and validating Site surveys.
• Deployed Metro Ethernet, T1’s and SD-WAN Viptela and Velocloud sites.
• Expert in using Cisco Disaster Recovery System.
• Flipping 2900 and 3900 gateways in the process of migration.
• Migrated sites from traditional, ISDN to SIP.
• Experience with HPSM (service manager previously) ticketing tool.
• Created new dial-peers on gateways to point towards new Confidential .
• Worked on setting up NAS storage device, Confidential & Confidential printers and Fax lines.
• Configured new ACD lines to contact center users.
• Worked on alignment of contact center users to JTAPI applications and PG’s.
• Updated all the speed dials to busy lamp fields, created new phone button templates and soft key templates as per client requirement.
• Configured new constructs and phone parameters on brand new clusters.
• Worked on creating Agents, agent teams and skill groups for contact center users.
• Validating site survey’s and working with business persons.
• Day 1 support on the next day of migration.
• Worked on dial-peer changes, voice translation profiles and SRST’s.
• Actively participated in Implementing several processes to ensure smooth transition without interrupting business.
• Worked on SIP/H323 and MGCP protocols.
• Provisioned new user’s and MACD’s
• Participated in support bridges in outside of business hours and weekends.
• A team player and always looks for challenges.

Environment: Cisco Call Manager 10.5.2,9.1.2 Cisco Unity 10.5,9.1, IP Phone 7941, 7965, 7937, 7975, 7962 and CIPC, 2900 and 3900 series gateways.

Confidential - Santa Ana, CA

VoIP Engineer

Responsibilities:

• Installed, Configured and Integrated Confidential 10.5.2 with CUC 10.5.
• Administration of Cisco Unified Communication Manager (call manager), Cisco Unity Connection, Contact Center Express ( Confidential ), Contact Center Enterprise ( Confidential ) and Cisco router/switch infrastructure.
• Installed Jabber (IM&P) on Call manager platform.
• Worked on Implementing and monitoring Cisco Emergency Responder 10.5.
• Create Confidential users, assign Confidential agent logins, troubleshoot, add gadgets to finesse.
• Configured Cisco Unified Border Element (CUBE).
• Worked on implementing PRI’s E1/T1, Voice Dial peers and handling SRST.
• Expertise in voice protocols like SIP, H323, and MGCP.
• Created an enterprise dial plan with Route partitions, calling search Spaces, Line groups, Route lists and Route patterns in Cisco Call Manager and created VLANs and necessary configuration on Cisco Gateways.
• Experience with Cisco UCS C240 & C480 blade servers.
• Migrated Contact Center agents and troubleshot call handler’s issues.
• Worked on Calabrio for recording calls.
• Implemented Intercluster Lookup Service (ILS) in session management edition.
• Implemented paging system using informacast.
• Configured and troubleshooting of SBC’s and FXO/FXS, knowledge of oracle acme packet as well.
• Configuration of CiscoILS, Directory, SIP URI and service profile.
• Successfully executed end to end VoIP call flow testing.
• Built SIP test cases from scratch in the lab using Wireshark and python.
• Implemented QSIG signaling protocol between legacy PBX’s.
• Configuration and troubleshooting of VG2XX.
• Installed and configured Cisco IP Phone 7941, 7965, 7937’s, 8945’s.
• Worked with team of Engineers on enterprise wide upgrades for Call Manager 10.X and Voice Gateways.
• Excellent understanding of F5 load balancers.
• Resolved network connectivity issues determined root causes and upgraded and replaced equipment and software.
• Worked on opening and managing change requests for production changes.
• Provided technical support and training to users on the network.

Environment: Cisco Call Manager 10.5.2,9.1.2 Cisco Unity 10.5,9.1, IP Phone 7941, 7965, 7937, 8945, SIP, MGCP, H323 Gateways, SIP testing, Nortel, Siemens, Routing and Switching MS Office, Windows.

Confidential - Dallas

VoIP Associate

Responsibilities:

• Deployment, management, Upgrading and troubleshooting of Confidential 9.1, CUC 8.6.2, Confidential 8.5.
• Implemented call routing, call management and computer telephony integration
• Installation and management of overall administration of LAN, WAN, systems involving design of network layouts, configuration and maintenance, monitoring Routers & Switches, IPS and ensuring maximum uptime during site deployment to VoIP.
• Executed several implementations of Cisco CME and Unity express.
• Monitored and troubleshoot call routing, number translations and call handler issues.
• Configured, installed and supported Cisco Unified Communication Manager ( Confidential ) 9.1, Cisco Messaging Systems (Unity/Unity Connection), Voice Gateways, Cisco routers and switches.
• Performed system upgrades and patches based on request, schedule or events.
• Created dial-plans, route patterns, and route groups, route lists, calling search space, partitions and upgraded Cisco Unified Communications applications.
• Created Subscriber services, skill sets, prompts for Confidential deployment.
• Integrated Cisco contact center express ( Confidential ) with Cisco unified call manager ( Confidential ).
• Worked with team on call rotation to handle tickets.
• Troubleshooting IPT voice quality issues between and within locations by transcoding of Codec’s.
• Support Cisco CCM, Unity Day to day support. Provide support for call centers connected to the Cisco Confidential call center.
• Created dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA.
• Handled SRST, Voice Routing Protocols and Voice Gateways.
• Troubleshooting issues created by CODECS.

Environment: Confidential 9.1, CUC 8.6.2, Confidential 8.5, CSS and IP Phones 7940, 7962, 7971, MGCP, SCCP, SIP, H.323, SRST, FXS/FXO, Troubleshooting.

Confidential

Jr. Network VoIP Associate

Responsibilities:

• Deployed, monitored, Upgraded and integrated Confidential 8.5, UCC Express 8.0, Unity 8.5.
• Configured dial-plans, Partitions, Calling Search Space, and redesigned Cisco Unified Communications applications.
• Worked on MGCP, H323 and SIP Gateways.
• Implemented call routing, call administration and IP telephony joining.
• Installation and administration of general organization of LAN, WAN, frameworks including outline of system designs, Routers, Switches, and Providing most extreme uptime amid site sending to VoIP.
• Monitored and troubleshoot call directing, number interpretations and call handler issues.
• Configured Voice Mail boxes, call handlers, make and reset passwords.
• Troubleshooting IPT voice quality issues between and inside areas by transcoding of Codec’s.
• Provided on Call support for more than 70 Cisco sites, including Call Manager V8.x, access control records on LAN and WAN, and backup for VPN Clients.

Environment: Call Manger 8.5, Confidential 8.0, Unity 8.5, Confidential Site Migration, SRST, Meeting place, SIP Trunking, MS Office, Windows.