SUMMARY

• Skilled in installation, configuration of Cisco Call Manager CUCM 10.5, Cisco Unity connection 10.5, UCCX 10.5, Cisco Finesse, Cisco Prime collaboration provisioning 11.6, Cisco IM & Presence, Jabber, Cisco Telepresence, Expressway - C & Expressway-E, Mobile remote access, Lync integration, CUBE, SRST, SIP, H.323, MGCP & robust support for Cisco Endpoints in Enterprise UC environments.
• Good understanding of Virtual environment with VMware ESXI 5.0, 6.0 and 6.5.
• Extensive knowledge on cisco unified communication dial plans, calling search spaces, partitions, translations, templates, call handler, UCCX scripting, bulk imports, Unified messaging, domains configuration in prime etc.
• Expertise in deployment and configuration of Cisco Voice gateways (VG 204XM, VG 224XM, VG320XM, VG 350XM) and Integrated service routers (ISR 3945).
• Working experience of ISDN, PRI, T1, E1 connectivity and PBX/VOIP migration.
• Familiar with VoIP Quality of service issues and mitigation strategies.
• Familiar with configuring and troubleshooting of routing protocols RIP v1 &v2, EIGRP, OSPF and BGP.
• Implementation knowledge of Quality of Service (QoS) and Call Admission Control (CAC).
• Maintain relationships with Cisco, Cisco Partners, Telco Providers, and internal management.

TECHNICAL SKILLS

Cisco UC software: CM ExpressCisco Unified CM (CUCM) 8.X - 11.XCUE, CUC (8.X-11.X), IM&P, Jabber, Cisco Telepresence (SX10, SX20, SX80, MX300, MX800), Cisco Desktop Collaboration Experience (DX650, DX 70), Expressway -E &C, UCCX, CPCM, Cisco Prime Assurance.

Other UC features: H323, MGCP, SIP, SCCP, SRST, Unified messaging, PRI Configuration, VG configuration, UCCX scripting, call handler configuration, MRA, Lync B2B, CTL on phones etc.

Cisco Routers and gateways: VG 204XM, VG 224XM, VG320XM, VG 350XM) and Integrated service routers (ISR 3945, 4400 series).

Other Cisco Tech: TCP/IP, LTP/UDP, RIP (V1, V2), EIGRP, OSPF, VTP, STP, RSTP, ICMP, DNS, DHCP, FTP, HTTP/S, PBX, LYNC

Operating systems: Windows NT/2000/XP/Vista/Win7/Win8/HPSL/Excel

Server Management: Microsoft Active Directory, VMWare, TFTP, DHCP, LINUX

PROFESSIONAL EXPERIENCE

Confidential

Senior Voice Engineer

Responsibilities:

• Participated in the Voice Infrastructure layout (Super Cluster), system deployment and engineering support of voice systems to meet functional objectives of client business/operations.
• Configured and managed Cisco Unified Communication Manager (CUCM 10.5.2), Cisco Unified Contact Center (UCCX 10.5) and Unity Connection (CUC 10.5), Cisco IM & Presence - Jabber, Cisco Finesse, Cisco Prime collaboration provisioning 11.0, 11.5(Medium Template) & 11.6 (Large Template), Cisco Prime Assurance, Cisco Telepresence (SX10, SX20, SX80, MX300, MX800), Cisco Desktop Collaboration Experience (DX650, DX 70), VCS Expressway-C & Expressway-E, Mobile remote access, B2B and Lync integration using VCS.
• Actively involved in configuring dial plan with calling restrictions by using a combination of calling search spaces, partitions, translation patterns, dial-peers, translation rules and translation profiles.
• Configuring the background configuration for the weekly site deployments which involves creating calling search spaces, partitions, regions, location, device pools, creating templates and bulk imports.
• Integrated Cisco unity connection with CUCM and performed various tasks like unified messaging, creating VM templates, System call handlers (Auto Attendant) etc.
• Configured and installed VOIP devices and IP Phones such as 8811,8861,8945, 8851, 7960, 7961, DX 70, DX 650, MX 800 and SX 80.
• Configured SIP trunks for Right fax, Calabrio and performed the integration of Calabrio recording services with CUCM 10.5.
• Configured gateways, route patterns for various sites and performed the analysis of voice traffic through the SIP trunks and diverted them to different gateways based on the peaks.
• Configured the conference bridges for the client using the Cisco Telepresence system and performed support and improvements on the existing global Cisco Telepresence system.
• Team member of managing and configuring 30,000+ end points and super cluster.
• Configured various voice gateways (VG 204, VG 224) for analog fax machines using MGCP and SCCP protocols.
• Configured Integrated service routers (ISR # VG 3945, 4400) for calling privileges.
• Configured and Managed Cisco Unified Border Element (CUBE). Created various dial peers based on the site restrictions and client requirements like blocking the numbers from the external view.
• Administers and troubleshoots a variety of communications platforms, including VOIP, PSTN and Video Conferencing.
• Analyzing and Resolving Issues related to Partitions and Calling Search Spaces inconsistencies with Cisco Call Manager.
• Involved with Cisco TAC to resolve several database & IMDB issues with in the cluster.
• Actively involved in resolving issues with the database replication, clearing child tables, mother tables and managing the IMDB using root access.
• Good experience in collecting logs using RTMT and CLI.

Environment: ESXI 5.0,6.0, CUCM, CUC, UCCX, CPCP, VCS, TPS, Voicemail to email, Voice gateways, IP Phones, PBX, MGCP, SCCP, SIP, CUBE, FXS/FXO, Troubleshooting.

Confidential

Unified Communications Engineer

Responsibilities:

• Deployed IP telephony setup for multisite campus with centralized call processing using CUCM 9.X
• Upgraded the whole cluster to 9.0 (1) from version 7.1.
• Completed migration from Nortel phone system to Cisco VOIP which contains 421 users.
• Configured, installed and supported Cisco Unified Communication Manager (CUCM 9.X & 10.), Cisco Messaging Systems (Unity/Unity Connection), Voice Gateways, Cisco routers and switches.
• Configuration of Call signaling protocols on Voice Gateways H.323, MGCP.
• Configuration of Voice Interfaces like FXS, FXO, ISDN T1/E1 PRI, T1/E1 CAS
• Configure and patch the analog lines for fax lines, or patient phones on the VG 224.
• Create test plans for outbound and inbound calling, including 911 and international.
• Provide post support, and training for 1st day of work with the new phones system.
• Debugged and fixed the problems caused by codec mismatch between vendors in a large network consisting of multiple LANs and WANs environment.
• Designed, operations, management and evaluation of complex voice over IP systems for lab environment.
• Troubleshoot IPT from end to end; including IPT voice quality issues between and within locations.
• Configured and installed VOIP devices and IP Phones such as 8841, 7940, 7942, 7960, 7961, 7971G-Ge, 7975G IP phones of 7900 series.
• Monitored the action plans for project implementation.
• Provided technical support and customer training to users on the network.

Environment: Voice Engineering, Cisco Call Manager 7.x, 9.x, Cisco UCCX, Cisco Unity 7.x, 9.x, Cisco Unified Presence Communicator, SIP trunks, Inter-cluster trunks, Pots lines, MGCP, H323 dial plans, MS Office, Excel and Windows.

Confidential

Network Engineer - Unified Communications

Responsibilities:

• Undertook various Enterprise level provisioning and support for various Cisco end points, Monitoring and troubleshooting call routing, number translation, pickup groups, and call handler issues.
• Supported the enterprise UC vision deliverables by implementing viable technologies, VoIP issues and mitigation strategies, develop the strategy for defining, deploying, and maintaining voice services with regards to the Unified Communications architecture.
• Troubleshoot IPT voice quality issues between and within locations
• Designed, tested and implemented cost effective customized Voice solutions for clients including full and fractional ISDN-T1 circuits.
• Ensured proper connection of H.323 protocols.
• Integrated the cisco unified wireless IP phones with cisco unified call manager and cisco unified CME using IEEE 802.11 over a cisco access point.
• Developed and implemented KPIs and work schedules Plan & provide infrastructure engineering/ project support thus Stabilizing IT Network Uptime 99.8%.
• Cisco Voice Skills (Cisco Unified Communications Manager, Cisco Unity Connection, and Cisco Voice Gateways, deployment and support.
• Troubleshooting of Analog and Digital Voice gateways using SIP and connection tools.
• Troubleshoot connectivity, quality of service, break/fix, voice quality, and configuration (feature, services and network) issues within the Cisco Unified C Manager Environment.
• Trained User in regards to basic Use of Various Cisco Phone functionalities.

Environment: CUCM, H.323, MGCP, ISDN-T1 circuits, VoIP Support, Call Routing, CME, CUE, MS Office, Windows & Troubleshooting.

Confidential

Junior Engineer

Responsibilities:

• Responsible for resolving network problems and assisting users on the network.
• Performed scans for LAN and WAN connectivity.
• Updated operating systems security patches.
• Cisco router configuration set up using routing protocols like RIP, EIGRP, OSPF and BGP.
• Switching related tasks included implementing VLANs and configuring ISL trunk on Fast-Ethernet channel between switches.
• Physical cabling, IP addressing, Wide Area Network configurations.
• Worked on 2600, 3600, 3700, 2800, 7206, 7600 series of routers.
• Worked on 1900, 2900, 3500, series of switches.
• Create Active Directory, user accounts; shared Network drives, setup user privileges & permissions
• Setup DHCP, DNS, VPN, VNC, E-Mail accounts
• Install and monitor Windows Server 2000, 2003 & 2008, Mac Server, and Linux.
• Installation and support Exchange Server 2003.
• Configuring routers and send it to Technical Consultants for new site activations and gave online support at the time of activation.
• Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access.

Environment: Switching, Routing, Access-lists, Sub-netting, STP, RSTP, VTP, HSRP, Port-Channel, EIGRP, RIP, PPP, HDLC. SNMP, DNS, DHCP

Confidential

Network Technician

Responsibilities:

• Worked part time as Network Technician in fully equipped Data Center.
• Manage inventory for all server hardware and IP's in multiple subnets.
• Asset tag labs/data center equipment and label front & rear with device hostnames.
• Survey and provide rack location, SAN, Network, Power, and Rack Unit requirements for new assets based on Move/Add/Change requests (MAC).
• Responsible for maintaining labs/data center cabinet elevations and network patch panel assignments in cabinet spreadsheets.
• Track, manage, and order copper and fiber patch cable inventory.
• Verification of asset tag, model number, and serial number for equipment to be installed in or removed from the labs/data center.
• Inspect readiness of equipment for installation (checking mounting hardware, brackets, and other accessories).
• Work with various labs teams (Linux, Unix, Windows, Storage & Network) to identify and resolve severity one systems issues.
• Install PCI HBAs, NICs, hard drives, memory, power supplies, controller cards, and other low latency cards.
• Troubleshoot switch/server port related to network cables or patch panels; checking/Fluking connectivity issues for VLAN info on network switch ports.
• Enter host names in remote access KVM system or terminal server.
• Maintain readiness of hot swap servers in the labs/data center staging cabinet for emergencies (Standby server with documented processors, memory amount, hardware version, etc.)
• Facilitate in warranty and RMA parts replacement and services.
• Provide on-call labs/data center support during holidays, vacation coverage, and per request weekend coverage.