SUMMARY:

• An accomplished, results - driven Senior Networking Professional with demonstrated success in the design, deployment and administration of wide area networks.
• Senior Architect in the design of IP telephony/IP Communications networks with expertise in solution structure, assessment, analysis, and design of large scale Cisco telephony networks.
• Extensive experience in Networking Engineering, Network Architect, Unified Communication Systems
• Highly skilled in design and implementation of large-scale Cisco networks (30,000 IP phones)
• Expertise in Security Administration and Assessment. Experienced with Security Integration encompassing Firewalls, Intrusion Detection Systems and VPN Solutions.
• Proven ability to lead teams, manage projects, develop strategic plans, analyze systems, respond to RFP’s, negotiate vendor contracts and oversee technology budgets.
• Recognized for ability to rapidly troubleshoot and resolve complex technical problems.
• Track record for delivering quality systems with improved availability, redundancy and performance.

TECHNICAL EXPERTISE:

Systems: Linux, Windows ( ) Cisco Systems, Juniper, Vmware, Nxos

Hardware: Cisco Routers/Switches (3550,3560,3800,2800,2900’s, 6509,Nexus 1000), Cisco VG224, Cisco IP Phones, Pix Firewall, Vpn concentrator,, Cisco ASA . Cisco Digital Sinage. Oracle Acme Packet

Networking: LAN/WAN, EIGRP, OSPF, Unified Communications Manager(8.5,9.0) Unity (4.0-8.5).H323, Gatekeepers, SRST, Call manager Express 4.0-8.0, IPCC Express (4.0-7.0), Unity Express(4.0-8.0). Sip trunks. UCCE 11.0

Software: VMware Vcenter 4.0/5.0, Clarus, Service Now Sniffer Pro, EtherPeak, ACS 5.0, Exchange, Cisco Works VMS, Juniper Netscreen security Manager.

PROFESSIONAL EXPERIENCE:

Confidential, Irving, Texas

UC Engineer

Responsibilities:

• Responsible for maintaining large enterprise UC networks in the Commercial, Banking, HealthCare arena.
• Installed and Configured ACME Oracle SBC
• Responsible for Managing Technical Teams (desktop/Server Support, Network Operations and Telecom.
• Work with Vendors to provide long term Solutions
• Lead the effort of the consolidation of Enterprise Clusters from 8.6 to 9.0
• Managed technical teams in large scale projects
• Implemented and reviewed LLD design documents for Customers network.
• Tested Pre-and Post-migrations with Claus Tools, reducing post installation trouble tickets.
• Implemented and Designed BOA session management edition cluster for the enterprise.
• Migrated BOA cluster over to new session management edition cluster along with the consolidation of CUC clusters.
• Designed and Implemented a Cluster Gatekeeper for large Communication partner
• Made IOS and bug remediation recommendations for enterprise customers.
• Served as the SME for Cox communications and Cisco Systems for planning and implementation of new gateways.
• Design and Maintain 6 UC Clusters Across 4 Continents: Asia, America, Europe, Africa
• Developed High Level Design for Unified Communications (CUCM, CUC, Jabber, Video Webex Endpoints.
• Design World Wide Enterprise Collaboration Edge for Jabber Clients
• Worked with Customer in getting Signed Public CA
• Developed QOS templates based on Cisco best practices: (LLQ, WFQ, COS-DSCP)
• Lead deployments for Migration of legacy phone Systems to Cisco CUCM
• Worked with POTS lines (Loop Start, Ground Start) and T1/ PRI (Wink Start, PRI ISDN)
• Integration with Cisco Jabber with Desktop/tablet phone using RMA
• Deployed Inform cast For School District
• Deployed Show and Share Cisco Digital Signage for schools
• Designed/Deployed Cisco Telepresence Video Conference Units
• Subcontractor for tetra pack supporting migration of Cluster from 7.0 into 8.6
• Deployed world-Wide Cisco Solution infrastructure video endpoints DX70 DX80
• Design and Deployed Telepresence Server/ Conductor for Media resources
• Implementation and administration background with Cisco Unified Communications (Telepresence, Collaboration, Applications), Video/Audio systems· Implementation and administration background in Confidential least two of these areas: Call Manager & Unity Connection, Unity, UCCX, Instant Messaging & Presence, Expressway.
• Prior experience configuring Cisco UCS servers, TMS/
• Configuration of Expressway C/E, Cisco VCS
• Configured Collaboration Edge with endpoints Video/Jabber
• Designed Acme Packet SBC gateways HA
• Develop Migration and Disaster recovery plans for Traders
• Migrated internal Dial plan to E164 International dial plan
• Configured Oracle ACME packet for SIP Dial plan
• Worked Incidents with network team and monitor network performance and troubleshoot with network tools
• Maintained SolarWinds for DHCP, network monitoring and performance.
• Supported SBC on customer infrastructure Cisco Oracle

Confidential, Dallas, Texas

UC Engineer

Responsibilities:

• Deployed LAN WAN networks including Servers switches and routers.
• Performed network maintenance and systems upgrades and service patches.
• Migration of Unified communications manager 8.6 to 10.5 with E164 Dial plan
• Design QOS templates on cisco switches and IOS routers
• Deployed and maintain Cisco ASA firewalls
• Managed Telecom Vendors with Circuit installation and troubleshooting
• Deployed SIP circuits for redundancy with Confidential & Confidential Verizon.
• Installed and Configured LAN/ WAN wireless networks including Wireless Controllers, Firewalls
• Deployed and Installed Collaboration Edge for Jabber Clients, including Tablets, iphone end users
• Deployed ACL and nat with firewalls and routers

Confidential, Dallas, Texas

UC Architect

Responsibilities:

• Responsible for designing and implementing networks including 2 and layer 3 topologies.
• Handle the tasks of developing conceptual and physical network designs.
• Designed, configured Cisco Unified Call Manager Cluster 7.0,8.6,9.0
• Designed and configured complex Dial Plans.
• Designed and Implemented QOS across networks
• Managed Technical teams across environment
• Responsible for ensuring that the networking designs complies with the service level agreements
• Handle responsibilities of developing strategies to promote network design standards
• Perform the tasks of designing and implementing various networking technologies
• Responsible for evaluating network designs to meet customer requirements efficiently and effectively Assigned the tasks of replacing network hardware when required
• Designed HA availability CUBE with Verizon and Confidential & Confidential .

Confidential, Dallas, Texas

Senior Network Engineer

Responsibilities:

• Designed and implemented migration strategies to move current 4 clusters 3.2, 3.3 to Unified communications manager 7.0.
• Designed SIP trunks between CUCM and gateways
• Designed and implemented a more efficient dial plan
• Created inter-cluster trunks to communicate between the four clusters.
• Successfully migrated 5,000 users from pre-3.0 to 7
• Designed and implemented the following technologies along with Cisco Systems Advance Services.
• Manage Network Devices such as Cisco Routers, Switches and Firewall across the enterprise
• Plans and design existing and new network installations
• Lead SME for Confidential & Confidential and Dallas Cowboys network/ Unified Communications Deployment.
• Successfully Designed and Configured UC System for Cowboys
• Lead the effort in deploying/Maintain Digital Singe with 1,00 devices connected to TV
• Maintain and support Cisco Stadium Vision App with Content.
• Design Multicast traffic to support end customer multicast devices

Confidential, San Antonio, Texas

Senior VOIP Telephony Engineer

Responsibilities:

• Lead Voice engineer for Unified Communications Practice in San Antonio. Oversaw the practice growth in San Antonio
• Windows 2000, Cisco Routers/Switches (3734 MGCP gateways, VG248), Cisco Unified Communications Manager
• Migration from Legacy Pbx systems to Call manager (4.X to 6.X,7.X)
• Designed and configured Presence Server 6.0 with Meeting place Express which enhanced unified communications richness.

Confidential, San Antonio, Texas

Sr. Voice Engineer

Responsibilities:

• Designed Three worldwide Clusters servicing Americas, Europe and Asia
• Quantity of five 7845-MCS servers with redundant TFTP subscribers per cluster able to support 30,000 phones per cluster.
• Developed standardization for child sites in each cluster and delivered MGCP/SRST templates.
• Co-Designed global dialing standard allowing future growth for each child site and Cluster.
• Configured RSVP endpoints via MPLS network with gatekeeper controlled inter zones within each Cluster.
• Configured each Continent Cluster and gave first day support for High level issue

Confidential, San Antonio, Texas

Sr. Voice Architect

Responsibilities:

• Developed standardization for new financial sites and responsible for designing 3 American Clusters.
• Developed Call manager for IPT support team
• Design and implemented American E911 enhancement with Cisco Emergency Responder integrated with Callmanager 4.2
• Plan and led the replacement of Simens PBX/Voicemail system
• IPT lead for Confidential Irvine Campus with 3,000 handsets.
• Designed global dial plan for Confidential IPT sites.
• Deployed CER 2.0 on Large enterprise campus
• Maintained international Dial plan for Enterprise.

Confidential, Fort Wayne, Indiana

Sr. Design Engineer

Technical Environment: Windows 2000, Cisco Routers/Switches (6500, 4500), AVVID VoIP

Responsibilities:

• Implemented IP AVVID Telephony systems, which resulted in significant cost savings in phone line fees and maintenance.
• Upgraded local area network backbones for customers with layer 3 switches running EIGRP.
• Established intrusion detection system, intrusion prevention systems and host based security aware network which reduce network attacks. Rollout 1,000 CSA agents in Dallas ISD.
• Performed stress and penetration testing of entire perimeter network scanning for vulnerabilities and weaknesses using advanced port scanning tools and Sniffer 4.7 to analyze network traffic
• Lead project manager in design and implementation of Active Directory infrastructure.
• Design/deployed Cisco Call Manager Cluster sites and SRST.
• Led upgrade and redesign VLANs with Cisco Routers/Switches (3550, 6500, 4500) to increase available bandwidth throughout LAN/WAN.
• Performed IOS upgrade of dual Cisco PIX 525 to version 6.3 and tested failover redundancy for Internet access
• Help clients design high-availability data replication and disaster recovery for business continuance
• Designed and deployed over 5,000 ip phones for customers sites.
• Troubleshoot Cisco IP telephony networks and implemented QOS throughout networks.
• Design and implemented site-to-site VPN sites.
• Deployed over 500 Cisco Security Agents for Server network, and desktop via VMS.
• Configured authentication of routing protocols like OSPF, EIGRP, and BGP.