SUMMARY

• Around 6 years of experience in Design, Deployment and Administration of Cisco Routing & Switching, LAN & WAN and over 4 years of experience in VOIP and Cisco unified communications products.
• Experienced as a network administrator in a multiple site campus networks.
• Good knowledge in VoIP, SIP, MGCP, H.323, PRI, POTS,SCCP, SIP Trunking and Analog (FXS/FXO) Voice Protocols, Routing Protocol (EIGRP, OSPF, RIP), Transport Layer Protocols TCP and UDP.
• In - Depth Knowledge and experience in WAN Technologies including E3,E1,T1,ISDN/PRI, HDLC, Point to Point, PSTN, DSL,ATM and Frame Relay connections.
• Expertise in configuring and troubleshooting of cisco routers (7600, 7200, 3600, 2800, 2600, 2500, 1800, 1700 series), UC 520,540, 560 and Cisco catalyst switches (3550, 2900).
• Expertise in deployment of Switches, hubs, Voice Gateways, CUCM Clusters, Call Manager Express and Call Manager, Unity Express and Cisco UCCX.
• Experience in upgrading CUCM and CUC from 9.1.2 to 10.5 & UCCX from 9.0(1, 2) to 11.0.
• Hands on Experience in implementing cisco Finesse in contact center express.
• Good knowledge on Microsoft VIZIO for implementing of auto attendant scripts
• Experience on Project Management and Implementation & Integration of a Microsoft Lync 2013, Jabber Unified Communications system in my working locations.
• Implementation Knowledge of Quality of service (QoS) and Call Admission Control (CAC).
• Good Knowledge in Virtualization (VMware) technologies such as vSphereEXSi, and VSphere client.
• Expertise in Troubleshooting VoIP Codecs and various LAN, WAN Technologies.
• Experience in Designing, Implementing, Maintaining Networks at Local Area and Wide Area.
• Experience in Providing Extension Mobility for clients.
• Excellent communication skills, Leadership, Fast Learner, Team Player and inclined to learn modern technologies.

TECHNICAL SKILLS

Features: SIP Gateways, SIP Trunking, VLAN Trunking, Emergency Responder, Scripting in UCCX.

Protocols: H.323, SCCP, SIP, MGCP, RTP, TCP/IP, RIP (V1, V2), EIGRP, OSPF, VTP, STP, RSTP, ICMP, DNS, DHCP, FTP, HTTP, TFTP.

Cisco IP-Phones: 79XX, 89XX, 99XX, Cisco CTS, Cisco Soft clients, and Cisco IP Communicator.

Codecs: G711 and G729 codecs.

Cisco UC Software: Unified Call Manager (UCM) 6.x - 10.x, Unity (Unity, Unity Connection and Unity Express), Cisco Contact Center Express (UCCX), Cisco WebEx, Cisco Unified meeting place

Server Maintenance: VMware, TFTP, DHCP, Active Directory.

Communication: IM Presence, Microsoft Lync 2013,Jabber

Applications: Microsoft Vizio, Microsoft Office 365, Cisco Finesse, Visual Studio 2010, Dream Viewer, SQL Server Management Studio, WordPress.

Cisco Tech: LAN Switching, WAN/ LAN QOS, DHCP, DNS.

Windows: 10, 8.1, 7, XP, 2012 server, 2003, 2000, 98/95.

Hardware: Routers (Cisco 7600, 7206, 6500, 4000, 3800, 3600, 2800, 2600 Series.) Switches (Cisco 6500, 3700, 3500, 2900 Series.)

PROFESSIONAL EXPERIENCE

Confidential, Irvine, CA

Network VoIP Engineer

Responsibilities:

• Designed & implemented a new network architecture connecting corporate office and the branch-offices
• Deploying a multisided IP Telephony Network with Cisco Unified Communications Manager (CUCM 10.5.2), Cisco Unified Contact Center (UCCX 11) and Unity Connections (CUC 10.5.2).
• Worked with a team in the deployment of IP telephony setup for Subscriber site with centralized call processing using CUCM 8.6.2, 9.1.2, CME, CUE, UCCX 8.5 and UC 8.6.2, 9.1.2.
• Deployed VoIP solutions for various customers, each with distinct requirements including cisco call manager centralized cluster with remote sites running SRST functionality.
• Troubleshoot IPT voice quality issues between and within locations.
• Ran Windows PowerShell “commandlets” to create new port orders and update the order status in Telephone Number Management (TNM) system
• Contact end users (email or call) either directly or via Customer Services and Support (CSS) teams to provide failure descriptions, request information, or provide regular order updates
• Worked on configuring multiple CUCM10.5.2, CUC10.5.2, gateways and switches in test labs
• Worked on opening and managing change requests for production changes
• Troubleshooting Level 3 issues and assisting level 1 and level 2 support teams
• Training support teams on new deployments for day 1 and day 2 support
• Updating low level design and network implementation documents on design changes
• Raising issues and future risks on current implementation to the teams involved
• Assisting team members and other teams in solving technical issues

Environment: Cisco Unified Communications Manager (CUCM 9.1.2, 10.5.2), Cisco Unity Connection (10.5.2), Cisco Unity Express, Cisco Unified Communications Manager Express, Cisco ICM, ICM scripting, Voice Protocol, Ran Windows PowerShell, Configuration with Router and Switched, Route pattern and Management.

Confidential, Knoxville, TN

Network VoIP Engineer

Responsibilities:

• Upgraded Call Manager (CUCM), Unity Connection (CUC), Contact Center Express (UCCX), IM & Presence (CUP) clusters from v8.x to v10.x.
• Implemented cisco Finesse in contact center express.
• Configured SIP trunks, Inter-cluster trunks, PRI trunks, Pots lines, MGCP phones and dial plans, H323 dial plans, SRST for Cisco Phones.
• Deploying a multisided IP Telephony Network with Cisco Unified Communications Manager (CUCM 9.1.2, 10.5.2), Cisco Unity Connection (9.1.2, 10.5.2), Cisco Unity Express, and Cisco Unified Communications Manager Express.
• Designed & implemented a new network architecture connecting corporate office and the branch-offices.
• Configured Calling Search Spaces, Route Partitions, Route Patterns, Dial Peers, Route List, Device Pools.
• Handled SRST, Voice Routing Protocols, QoS and Voice Gateways
• Create Gateway configurations on Call Manager for Cisco routers with T1 PRI Voice port configurations and FXO Ports for Pots Line.
• Create and Manage Call Manager features that include Intercom groups, Unity Subscriber, Unity Call and Directory Handlers, Voicemail services.
• Installed IM Presence in VM Ware and various other VM Ware Servers.
• Deployed and integrated IM Presence to CUCM (10.0), interoperated all users and VoIP phones to IM Presence.
• Bulk users on Cisco Call Manager using BAT format with Excel database format.
• 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.
• Installed and configured Cisco IP Phone 8841, 8851, 7841, 794x, 796x, 7937’s, Jabber and IP Communicator.
• Provided support as Tier 3 support for help desk and technicians.
• Maintain and Upgrade Call Manager/Unity Licenses
• Creating dedicated VLANs for Voice & Data with QoS for prioritizing VOICE over DATA
• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps
• Performed stacking for 3750 switches to accommodate more user ports and created different VLANs for clients, IP phones and the servers.
• Update and write new scripts for ICM/CVP for large Core system, as well as older ICM/IPIVR sites.- VoIP users 5000 Plus
• Lead Analyst on implementation projects for Call Center sites.
• Conducting customer interviews/Needs Analysis Document Call Flows/Create new scripts to meet customer needs
• Implementation and programming for Cisco ICM Configuration Manager/ICM Scripting
• Write Test Plans for new installations and new Scripts On going technical support and troubleshooting for Call Centers (Both Cisco ICM as well as Nortel Call Pilot sites)
• Support all Cisco VoIP Products: Provide 2nd and 3rd level support for Cisco Call Manager/Cisco Unity Connection/Cisco ICM
• Open and work TAC Cases
• Support of approximately 5000 VoIP users Debugged and fixed the problems caused by codec mismatch between vendors in a large network consisting of multiple LANs and WANs environment.

Environment: Cisco Unified Communications Manager (CUCM 9.1.2, 10.5.2), Cisco Unity Connection (9.1.2, 10.5.2), CUCM IM & Presence 9.1.2, Cisco Unity Express, Cisco Unified Communications Manager Express, Cisco ICM, ICM scripting, SRST, Voice Protocol, Configuration with Router and Switched, Route pattern and Management.

Confidential, Bloomington, IL

Network VoIP Engineer

Responsibilities:

• Worked on configuring multiple CUCM 9.1.2, CUC 9.1.2, gateways and switches in test labs.
• Deployed new network architecture.
• Maintain and troubleshoot Unified call manager, Unity voice mail, and Cisco route/switch infrastructure.
• Implemented Cisco Finesse in contact center express.
• Integrated Microsoft Office 365 with unity connection.
• Worked on Microsoft VIZIO for implementing auto attendant scripts.
• Migrated old PBX Systems to SIP in all 21 clusters.
• Upgraded UCCX from 9.0(2) to 10.6.1.
• Worked in Creating Extension Mobility for various users and clients.
• Experience in administering, engineering and supporting Cisco voice gateways.
• 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.
• Configuration of Cisco ILS, Directory,SIP URI and service profile.
• Strong hands on experience in implementing E1/T1, Dial peers,SIP, MGCP, H323.
• Configured and troubleshooting of SBC's and FXO/FXS.
• Installed and configured Cisco IP Phone 7941, 7965, 7937's, 8945's.
• Integrated a multisided IP Telephony Network with Cisco Unified Communications Manager (CUCM 9.1.2), and Unity Connections (CUC 9.1.2).
• Created dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA.
• Handled SRST, Voice Routing Protocols, QoS and Voice Gateways.
• Troubleshooting issues created by CODECS.
• Worked with team of Engineers on enterprise wide upgrades for Call Manager 9.X and Voice Gateways. Resolved network connectivity issues determined root causes and upgraded and replaced equipment and software. Monitored the action plans for project implementation.
• Worked on opening and managing change requests for production changes.
• Updating low level design and network implementation documents on design changes.
• Designed, tested and implemented cost effective customized Voice solutions for clients including full and fractional ISDN-T1 circuits.
• 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.
• Monitored action plans for project implementation.

Environment: Cisco Call Manager 9.1.2 Cisco Unity 9.1, IP Phone 7941, 7965, 7937, 8945,MGCP, SIP, H323 Gateways, Routing and Switching, SIP trunks, Pots lines, Cisco UCCX, MS Office, Windows.

Confidential, Monroe, Louisiana

Network VoIP Engineer

Responsibilities:

• Deployed IP Telephony Services for 2400 Subscriber multisite campus with centralized call processing using Call Manager (CUCM 8.6.2), IM & Presence, UCCX 8.5 and CUC 8.6.2.
• Executed several implementations of Cisco CME and Unity Express.
• Integrated office 365 and Microsoft exchange server.
• Configured VoIP devices and IP phones such as 7940, 7942, 7960, 7961, 7971G-Ge, 7975G.
• Created Dial-Plans, Route Patterns, Route Groups, Route Lists, Calling Search Space, Partitions.
• Created Voice Mailboxes, Call Handlers, create and reset passwords.
• Implemented Call Routing, Call Management and Computer Telephony Integration (CTI).
• Monitored and troubleshoot call routing, number translation and call handler issues.
• Configured SCCP, SIP, H.323 protocol and TI Circuit.
• Configured Voice Gateways, Cisco Routers and Switches.
• Provide support for call centers connected to the Cisco UCCX call center, IVRs, and call recordings.
• Configured an enterprise dial plan in Cisco Call Manager and Cisco Gateways.
• Created Voice Mailboxes, Call Handlers, create and reset passwords.
• Implemented Call Routing, Call Management and Computer Telephony Integration (CTI).
• Used Cisco WebEx to setup online meetings, conference calls and a secure way to share the work space.

Environment: CUCM 8.6.2, IM&Presence, UCCX 8.5, CUC 8.6.2, Jabber, Voice Gateways, T1 Circuit.

Confidential

JR. Networks Engineer

Responsibilities:

• Responsible for installation, configuration, maintenance & troubleshooting of company network duties included monitoring network performance using various network tools to ensure availability, integrity & confidentiality of application & equipment.
• Performed BGP, OSPF & EIGRP routing protocol administration
• Performed route redistribution & manipulated route updates using distribute lists, route-maps & administrative distance
• Creating & applying different types of access-lists for these effects to take place
• Designed and Configuring the WAN infrastructure, consisting of multiple T1 and T3 lines, Cisco routers, Cisco switches.
• Redesign of Internet connectivity infrastructure for meeting bandwidth requirements. This involved negotiating with ISPs, switching from T1 to Flexible T3 lines and configuring/replacing existing Cisco 1605 series routers with Cisco 3640 routers
• Designed the IP addressing scheme using VLSM and configured IP addressing Performed activities such as initial user account creation, established LAN connectivity, sharing management, internet connectivity, email service setup
• Optimized performance of the WAN network consisting of Cisco 4500/5500 switches by configuring VLANs
• Provide intranet VPN solution using Cisco 2621 and IPSec Tunneling
• Enabled remote users to access corporate LAN with VPN connectivity
• Created various Sub-interfaces V-Lans for various departments.
• Implemented QoS using congestion avoidance and congestion management techniques
• Involved setting up the TFTP server for backing up the IOS images and configuration files of Cisco and Switches and troubleshooting the file servers.

Environment: Routing & Switching, IP Sub netting, RIP, EIGRP, BGP, OSPF, VPN, Cisco 16xx & 36xx Routers, ISP’s, Telnet, Wireshark.