SUMMARY:

• Experience in Infoblox and DNS and F5, LAN & WAN troubleshooting, Cisco Call Manager & Unity, VMWare/VShphere Infrastructure, VoIP, VPN, Avaya PBX, Tier III, IT Voice over IP, Solar Winds Some Configuration of Cisco Nexus, Catalyst,3750, 2900 series, Cisco ASA firewalls, Citrix virtual Desktop, Net scalar.
• MPLS, OSPF, IGRP, EIGRP, HSRP, TCP/IP, IWAN, T1, DS3,
• Operation: Switches, Layer 2 switching - VLAN, Port channel, virtual Port Channel
• Layer 3: IP, IPSec, BGP, GRP/EIGRP, OSPF, RIP, NAT, HSRP, MPLS
• AAA, TACACS, LDAP NTP, RADIUS, DNS, DHCP
• Network monitoring tools HP Service Manager, HP Network Automation, HP Node Manager, Solar Winds
• Voice Over IP
• Call Manager, Unity, Avaya, PBX Trunking, Active Directory Integration, Call Detail Recording, Automated Attendant, Extension, Mobility.

EXPERIENCE:

Confidential

Senior Network Engineer

Responsibilities:

• Infoblox & Wireshark used for troubleshooting and analyzing
• Monitor tickets through HPSM to either trouble shoot or open TACACS case with Cisco for assistance
• F5 Load Balancer firewall (Cisco ASA some Juniper & Check Point)
• Layer 3 IPSec, Routing BGP, GRP/EIGRP, OSPF, RIP, NAT, HSRP, MPLS
• Layer 2 switching - VLAN, VTP, Ether Channel, Port channel
• Ensure thorough network documentation, including maintaining each account’s network matrix, backup configurations and network diagrams.
• Troubleshooting of complex LAN/WAN infrastructure including routing protocols EIGRP, OSPF, MPLS & BGP
• Worked on Routing/Security/Wireless domains while ensuring multi-vendor network
• Cisco Catalyst 65XX, Cisco ASA 5505 Firewalls, Cisco 29XX
• Configured Cisco 6500, 4500 and 3750 Catalyst switches Confidential the core, distribution and access layers.
• Installation Implementing security policies using ACL, Firewall,
• Enterprise wireless support of Cisco Aruba

Confidential, Atlanta

Senior Network Engineer

Responsibilities:

• Configure, Troubleshot & Implement Configurations Addressing, DNS Server Router Protocols, BGP, OSPF, Layer 2/3 Switches Routers ASA Firewall
• Conduct installations and upgrades of Cisco IOS
• Configuring Vlans & Installed and administration of Cisco Wireless Access Points
• Responsible for the configuration, implementation and operation of Cisco 3745 routers Cisco 6509 and 3560 L2/L3 switches
• Troubleshooting of complex LAN/WAN infrastructure including routing protocols EIGRP, OSPF & BGP
• Use SolarWind/Netcool Network Monitoring tool to isolate Network issues
• Work with remote offices to implement new Routers, Switches, ASA, VoIP phones, Unity Voice Mail, Voice Gateways - worked with Local Telco's to bring up each site.

Confidential, Atlanta, GA

Senior Network Engineer

Responsibilities:

• Routing BGP, MPLS, MPLS VPN, OSPF, RIP (Some IS-IS, EIGRP, IPv6, and Multicast)
• Managed Projects: Ethernet to Cell conversions, CISCO SIAD configuration, IUB over ATM, MSN Rehome and Rebalances, Site Builds, Node B and RNC
• Configure, Troubleshot & Implement Configurations technologies
• Collector Circuit Rebalance & 3G RBS OAM IP changes for ATM backhaul.
• Performed network administration tasks such as creation and management of VLANs, Inter-VLAN routing, HSRP for Layer-2 switching domains and Layer-3 Routing.
• Implementation, configuration and maintenance of Cisco Devices such as Cisco routers, 4500X, 4900M, 4948, 7600, Series, and, Cisco Switches 3750, 3560, and 6509, 7600 series. Some Nexus Devices

Confidential, Atlanta, GA

Cisco Engineer

Responsibilities:

• Develops and implements test and acceptance criteria for network elements.
• Integrated Cisco Contact Center express with Cisco Unified Communications Manager.
• Executed several implementations of Cisco Call Manager Express and Unity Express.
• Configured application security for AS400 platform
• Execute production testing and provide support for Load Lab test cases
• Solved/Engineered call routing, number translation, pickup groups, and call handler issues.
• Oversaw migration of WAN links to new service provider, assisted with the design of full mesh WAN, set up TFTP server to backup, Cisco routers, and Catalyst switches.
• Support Cisco CCM Unity day to day support.
• Provide support for entire campus connected to the Cisco uccx Camous, IVRs, and call recordings.

Confidential, Atlanta, GA

Senior Network Engineer

Responsibilities:

• Oversee network and equipment upgrades to include IOS, CatOS image upgrades, and configuration changes.
• Implement and Support customized Cell Site Backhaul and Wireless Infrastructure solutions for wireless Carriers
• Completing change requests and administering Routers, Switches & Firewalls
• Ericsson RAN equipment, 2600 series GSM 3G 2nd, 3rd & 4th Carrier Commission, Configuring, Integration & Installation 3810/20 UMTS RNC, and Ericsson OSS
• Develop and implements test and acceptance criteria for network elements
• Generating, arranging, authenticating & implementing work orders and scripts to be executed in Node B, RNC, MSN, LTE, UMTS and SIADs.
• Maintain and troubleshoot infrastructure equipment using CISCO IOS CLI and Cisco Works

Confidential, Kennesaw, Georgia

Network & Security Engineer

Responsibilities:

• Provided 3rd level support of networking services on Windows servers, Storage Servers, Exchange Email, DNS, Active Directory, Avaya PBX, Cisco switches, routers, McAfee Anti-Virus, firewalls and Network Management Services. Coordinates installation of hardware and software on workstations, Exchange Servers, SAN Administration
• Setup and install Security Stations network/phone interface placement
• Installs and maintains local area network hardware and software, including servers, peripherals, PCs, and desktop telephony devices.
• Performed desktop support to over 2500 employees in person and by telephone