OBJECTIVE:

• To be employed as a highly efficient professional in a work environment that will allow me to use my technical skills, possibility mentality attitude and work ethic to function as part of a team, while also presenting me with opportunities for career growth, expansion and advancement.

TECHNICAL SKILLS:

Network Hardware: Routers (Cisco ASR9000, ASR5500, ASR1000, 7600, 6500, Nexus 7000, Nexus 9000, 5548, 5596, 2232, 2248) and Cisco Switches (Catalyst 6500, 4500,4900, 3500, 3750, 2960), Palo Alto 5050 Firewalls, Cisco ASA/PIX Firewalls, Juniper SRX5800 Firewall, Juniper MX - 960 Router, Spirent Test Center. Samsung’s 3G/4G-LTE RAN, Backhaul, Cisco’s Evolved Packet Core solution, VoLTE & Microwave Backhaul deployments, RF Planning & Optimization for 4G-LTE, Microwave Radio Link Design for 4G-LTE networks

Wireless Routing & Switching: Configuration of ASR9000/7600’s connected to ALU, Samsung, Ericsson & Cisco’s EPC Core (SGW/PGW/MME/PCRF), Ericsson’s Smart Edge 1200 IP Aggregators.

Networking: Network design, testing, development and engineering of Mobility Data Center operations, LAN/WAN, (Ten Gigabit Ethernet, Gigabit Ethernet, Fast Ethernet), VLAN, HSRP, TCP/IP, OSPF, MP-BGP, IS-IS, VoIP, T1, T3, OC-3, OC-12, IPv6, DNS, DHCP, NAT, Mobile IP, Proxy-Mobile IPv6.

PROFESSIONAL EXPERIENCE

Confidential

Sr Network Infrastructure Engineer

Responsibilities:

• Provided Tier 3 support and troubleshooting of network-based issues in the Data Center for Cisco Nexus 7700 Switches, Cisco Nexus 5K/2K Switches, Cisco ASA VPN 5500 Routers (for remote access VPNs), Cisco 7600 Internet Routers, Cisco 6500 Switches & Cisco 4500 Switches.
• Provided support for Application Development and Load/Performace teams in troubleshooting and optimizing application performance by utilizing tools such as Solarwinds, NetScout nGenious ONE, PRTG and by monitoring the performance and statistics of F5 Big IP LTM Virtual servers.
• Provided network support during maintenance windows.
• Participated in product evaluation, selection for deployment of emerging technologies

Confidential

Remote Telecom Design Engineer/Network Planner

Responsibilities:

• Proposed design recommendations for 4G-LTE RAN, Backhaul & Evolved Packet Core deployments nationwide to three major Mobile Service Providers in West Africa (Airtel Nigeria/Ghana & Globacom Nigeria) using Samsung’s technology for LTE RAN for 4x4 MIMO
• Multiple Input Multiple Output Antenna or 4T4R Radios), Samsung’s 8T8R Radios (8x8 MIMO) for densely populated areas, Samsung’s RAN Backhaul design which involves aggregation of remote Microwave nodes (connected to 3G Multimodal Base Stations/4G eNodeBs
• Donor Sites for connection to the Backhaul via an AAV(Alternate Access Vendor ) Provider’s MPLS VPN network utilizing Cisco ASR9000 as the IP Aggregator to connect to the BSCs (Base Station Controllers) or RNCs (Radio Network Controllers) and also to be used as an EPC(Evolved Packet Core) gateway router connecting to the SAE Gateways and MME at the Core/Regional Data Centers.
• Proposed Cisco’s ASR5500 for the S-Gateway (Serving Gateway) PDN (Packet Data Network) Gateway for Evolved Packet Core to interwork with Samsung’s MME(Mobility Management Entity), Cisco ASR9000 Router for the PDN Gateway Edge Router for 4G LTE traffic and 3G traffic backup, Cisco 7600 Router for 3G traffic and 4G LTE traffic backup, Cisco Nexus 7000 switches with 40G/100GE line cards for Mobility Data Center Switches, F5 LTM Load Balancers for load balancing, Juniper SRX5800 Firewalls for Firewall Routing, and IBM’s BMI (Byte Mobile Index) Content Server for web caching and packet compression/decompression for Mobile TV applications and other content services.
• Proposed design recommendations for Small Cell deployments in dense urban areas utilizing Samsung Small Cell solutions, Dragonwave Horizon Compact/Quantum radios, Ceragon IP-20C radio, Fastback Networks Intelligent Backhaul Radio (IBR1300) solutions suited for small cell deployments in dense urban environments utilizing tools such as IBR Predict Design tool,Pathloss5, Google Earth, Mentum Planet, Mentum Ellipse, Map Info for Microwave Radio Link design for LOS/NLOS/nLOS analysis & Backhaul design as per Samsung’s guidelines with different topologies like Necklace, Hub & Spoke or Ring Topology.
• Proposed Samsung’s C-RAN (Centralized RAN) deployment solution for cell sites to Globacom Nigeria which involves a simplified deployment (RU(Radio Unit) and antenna only, without a BBU or cabinet) generates OPEX savings due to reduced site leading/ownership costs and lower power requirements over a smaller footprint and facilitates resource sharing and expandability via BBU(Base Band Unit) pooling, making it possible to enhance system reliability and radio resource management

Confidential

Sr Network Engineer

Responsibilities:

• Configured DMVPN(Dynamic Multipoint VPN) with BGP peering on Cisco 881 routers for teleworkers and Cisco 819-4G routers (with Verizon or AT&T SIM activation) for USDA branch offices as a backup solution to existing T1 circuits.
• Coordinated the installation of Cisco 819-4G router at customer sites to ensure the best reception of LTE signal.
• Performed T1, Bundled T1(4xT1) to AT&T and Level 3’s OC-3’s Ethernet circuit upgrades/migrations for several sites having consistent slow network or bandwidth overutilization issues as reported in Solarwinds and Riverbed Steel head appliances.
• Utilized Cisco Prime tool for the administration of Cisco Wireless Access Points and Cisco WLAN Controllers.
• Utilized Solarwinds tool for network monitoring of network devices(Routers, Switches, Wireless Access Points/Controllers, F5 LTM (Local Traffic Manager) Load Balancers, Juniper Firewalls and ISE (Identity Service Engine) across the network.
• Provided Data center troubleshooting support for Nexus 7000/5000 and ASR1000

Confidential

Sr Network Consultant

Responsibilities:

• Performed design reviews of data center network architecture set up
• Particpated in racking, stacking and configuration of data center network gear which included Cisco Nexus 9000, 5672’s, N6Ks, N5596s, N2248s and Palo Alto 5050 Firewalls and provided on-call support for client.
• Participated in Cisco ACI (Application Centric Infrastructure) network design and deployment with Nexus 9000 Switches for DoD (Department of Defense) at Cerner’s Data Centers
• Performed configuration and administration of Palo Alto 5050 firewalls and Cisco ASA 5500 Firewalls for Cerner’s Data Center.

Confidential, Dallas, TX

Remote Sr. Network Consultant/Team Lead

Responsibilities:

• Provided remote Cisco product support and troubleshooting of Severity-1 and Severity-2 critical disruptions and outages coupled with coordination of change implementations in maintenance windows for Cisco ASR9010 IP Aggregator for Sprint’s 3G/4G RAN Backhaul and Cisco ASR901
• Cisco ASR903, and MWR2941 routers connected to Samsung’s MMBS (Multimodal Base Stations), eNodeB’s and Dragonwave Microwave radios and Inter-MSC(Mobile Switching Center)Trunk links(interconnection of Base Station Controllers) for Sprint’s CDMA, FD-LTE and TDD-LTE RAN markets.
• Provided technical support during CMCs (Change Management Control) or maintenance windows to Samsung Backhaul teams and EMS (Ericsson Managed Services) teams for resolution of Severity-1 and Severity-2 outages, recommended updates for Route Policy configurations and coordinated IOS-XR 5.3.1 code upgrade for the Cisco ASR9010.
• Supervised and assisted a team of 4 engineers to ensure that Severity 1 and Severity 2 critical outages were resolved within agreed SLA’s and deadlines.

Confidential, Charlotte, NC

Technical Architect

Responsibilities:

• Performed design and optimization of TIAA-CREF’s Internet Edge, Regional Data Center connectivity via AT&T’s MPLS Backbone, LAN, Campus, VPN, DMZ networks consisting of Cisco’s ASR 1006/1013/7600/4500/3750/3850/4900 , Nexus 7k/5k Routers, Switches & Palo Alto 5050 Firewalls.
• Troubleshot outage issues and restore back service with the Network team.
• Participated in the design and integration and administration of Palo Alto 5050 firewalls to connect to the Nexus 7000 devices in the client’s Data center network.
• Determined integrated hardware and software architecture solutions that meet performance, usability, scalability, reliability, and security needs.
• Performed onsite data center support that includes problem management, change management, project support and new implementations
• Supported testing, planning, problem management, change management and staging of network hardware and configurations.
• Provided customer support including testing network hardware and softwareequipment installation and turn-up, and remote hands assistance as required
• Participated in identification of root cause analysis, resolution, outage mitigationstesting and implementation of vendor/IT fixes or design changes.
• Reviewed proposed tech system designs in collaboration with team

Confidential, Kansas City, MO

Network Engineer

Responsibilities:

• Data Center Optimization configurations on N7K/N5K/N2K connecting to Cisco UCS servers, HP servers, Vmware Servers, EMC, ESX hosts via vPC+/Fabric Path.
• Configuration of stackable 3750 switches (3x3750 & 4x3750 switches) and Nexus 7010 Switches for Data/VoIP/Internet connectivity.
• Utilized WhatsupGold monitoring tool for SNMP traps on the Data Center devices.

Confidential

Network Consulting Engineer/Team Lead

Responsibilities:

• Provided MOP (Method Of procedure) configurations for ASR9010’s in Sprint’s 3G/4G DDC/RDC environments interfacing with LTE elements like PCRF, MME, S-Gateway, P-Gateway, HRPD S-Gateways on the Cisco ASR5500 platforms, Ericsson SE1200 S/P Gateways and Samsung Converged Packet Gateways.
• Performed design reviews for Sprint’s Network Vision’s Small Cell Backhaul deployment with Samsung’s Pico cells connected to Samsung, Ericsson & ALU’s Evolved Packet Cores via the Public Internet and Sprint’s Network Vision Backhaul/Core networks.
• Worked with a fellow NCE in ASR5000/5500 licenses installation such PDN-Gateway Bundle(10k sessions), PDN-Gateway Bundle, 10k sessions(failover), HSGW Bundle for eHRPD, 10k sessions, HSGW Bundle for eHRPD 10k sessions(failover)
• Prepared configurations for S1-U, S11, S5, S8 interfaces on ASR5500 S/P-Gateway and performed S/P-Gateway Service Call Validation.
• Prepared configurations for SGi (PGW-Packet Data Network), Gx(PGW-Openet PCRF), Gy, Rf(PGW-Amdocs Billing Server), S1, S11, S3/S4, S5/S8(PGW-Ericsson SGW), PGW-Cisco HSGW for 3G/4G Interoperability, S6a,S6b, PCRF interfaces on ASR5500 & ASR9000, S/P-Gateway configuration.
• Worked with NCE’s in the design planning and implementation of Ericsson’s P-GW’s replacement with Cisco ASR5500’s in eight(8) markets namely; Fortworth, Houston, Atlanta, Kansas City, Miami, Phoenix, Orlando and Nashville.
• Successful execution of NX-OS 6.0(2) code testing with F2 Line cards/FAB2 Fabric Modules interconnecting with ASR9000/Cisco 7600 series Routers and deployment in Sprint’s 3G/4G DDC(Distributed Data Centers) and RDC(Regional Data Centers) utilizing Spirent Test Center tool.
• Successful execution of Fabric Path testing on N7k (6.0(2) code) having a full mesh connectivity with 7600(running RPVST protocol)/ASR9K Routers(running MST protocol) in different VDCs(Virtual Device Contexts) with end-to-end reachability of hosts in the different VDCs.
• Configured Nexus 7010’s and ASR9010’s for BMI(Byte Mobile Index)/WiFi testing to simulate LTE call flow in Sprint’s production environment with traffic flowing from a WiFi Access Point to ASR9k-N7k-BMI Server-F5 Load Balancer-N7k-ASR9k OIR(outbound Internet Router) VRF- Juniper SRX5800 Firewall-Internet.
• Performed N7k/ASR9k L2/L3 configuration and failover test cases with F5 Load Balancers/Juniper SRX 5800’s/7600 Routers during SRE5 code testing for Cisco 7600 Router.
• Performed N7k/ASR9k configuration and failover test cases with Juniper SRX5800 Firewall/F5 Load Balancers during 40G Firewall Migration Testing for Sprint’s 4G DDC’s including configuring MPLS VPN static routing between ASR9000 and Juniper SRX5800 Firewalls and F5 load balancers in VRF CDN(Sprint’s Customer Data Network) and OIR (Outbound Internet Router)
• Configured MST, RPVST, OSPF, IS-IS, MPLS and MP-BGP configurations on N7010’s, ASR9k’s, 7600/6500 Routers to get the test bed ready for Sprint’s RPVST/40GE Firewall Migration Testing simulating a 3G DDC(Distributed Data Centers), 4G DDC and RDC(Regional Data Centers) site configuration.
• Successful execution of N5k 5.2(1) N1(3) testing for Sprint’s Core Data Centers utilizing Spirent Test Center tool
• Successful execution of Fabric Path/vPC+/vPC testing on N7k(6.1(3) code)/N5k(5.2(1)N1(3) code) and MOP(Method Of procedure) preparation for Sprint’s Core Data Center environment (which houses Sprint’s Home Subscriber Servers(HSS), RF Planning & Optimization software tools and billing servers) utilizing Spirent Test Center tool
• Successful execution of N7k 6.1(3) code testing interoperability testing for Sprint’s 3G/4G DDC/Core Data Center environment utilizing Spirent Test Center tool.

Confidential, Atlanta, GA

Level3 Network Engineer

Responsibilities:

• Participated in OTV (Overlay Transport Virtualization) network design for Cigna Data Centers.
• Configured OSPF, BGP, VDC, Management VRF’s, STP, Multicast, QoS, TACACS+, SNMP traps, Net flow, WCCP (Web Cache Communication Protocol) access lists on and between the Nexus 7010 Core Routers and ASR 1006 CE(Customer Edge) Routers interconnectivity in the PWAZ.
• Performed code upgrades on Cisco ASR1006 Routers.
• Performed Cisco IOS/EPLD upgrades on Nexus 7k’s, ASR 1006 routers, Nexus 5k’s, Cisco 3945(C.U.B.E) and Cisco 3845 routers as required.
• Performed VPC (Virtual Port Channel) peer-link connectivity tests between the Nexus 5k’s in the Disaster Recovery Zone and CSAZ.
• Performed installations of Cisco UCS 5108 servers with the B200M blades inserted into them together with fiber interconnectivities to Cisco UCS 6140XP and 6120XP switch modules, Nexus 2248 switches for Contact Center, UCCE Prod VXML, UCCE Dev XML, and UCCE Prod CUBE environments in the CSAZ together with fiber interconnections to Cisco MDS 9500 SAN Switches.

Confidential, Irving, TX

Network Architect

Responsibilities:

• Designed & implemented QoS(Quality Of Service) on Cisco 7200 Series Routers, Cisco IOS 6506,6509E series, Cisco CatOS 6500 series, Cisco 3700&3800 series
• Supervisor Engines, 6500 Series Line Cards, Cisco 2960,3560, 4948 and Nexus 5010 &5020 for Campus, Branch & Data Center Access, Distribution & Core Networks.
• Performed Network design for decommissioning, turn-up & upgrade of Cisco network devices and network in Citigroup North America Branches, Data Centers & Campuses.
• Performed design updates on BGP, OSPF, EIGRP, MPLS, HSRP, WLAN configurations, Spanning Tree configurations on Campus and Branch Networks.
• Performed Network designs for installation of new Nexus 5010 & 5020 Switches in Data Centers, Configured Private IP VLANs for VMware, HP blades & N.A.S (Networked Attached IP Storage) Node Clusters in Citigroup’s Southwest & Midwest Data Centers.
• Performed Network design for Cisco Voice Gateways.
• Perform network design testing/ prior to production implementation.
• Perform LAN/WAN network architecture design, feasibility and cost studies for Citigroup’s Campus and Branch Networks.
• Implement configurations and implementation instructions into Citi's change management system and insure that all approvals and processes are adhered to compliant with Audit.
• Completed turnover documentation and update all Citi systems with the new install information.
• Cleaned up all legacy devices and insure all systems in the environment have been cleaned up.
• Performed system level documentation on Citi platforms and assist in project tracking and documentation.
• Generated test plans or scripts detailing network related configurations.

Confidential, Fortworth, TX

Network Engineer

Responsibilities:

• Configured and set up Cisco Routers and Catalyst Switches to include Cisco 2800, 3800, 7200, 12000 series and Catalyst 2950, 3550, 5500, 6500 series switches and Nexus Switches.
• Troubleshot Frame Relay, T1/E1, implement L2/L3 Network Design and QoS Design, configure LAN/WAN using EIGRP, OSPF, BGP, and Multicast.
• Maintained, configured, modified and expanded primarily Cisco based networking equipment consisting of multiple routers, switches, PIX/ASA Firewalls, Cisco VPN Site-to-Site and Remote Access.
• Configured Dynamic Multipoint VPN and Site-to-Site VPN for clients
• Provided input and support for troubleshooting of Layer 2 LAN technologies including but not limited to Ethernet (Switched, Fast E and GigE), Spanning-Tree, RSTP, MSTP, VLANs, VTP and Trunking (802.1q and ISL).
• Provide input and support for troubleshooting of IP technologies but not limited to WAN Network Connectivity, IP Addressing(CIDR & VLSM), Routing Protocols(OSPF, EIGRP, BGP)

Confidential, Plano TX

Technical Support

Responsibilities:

• Provided remote test support and activation for Customer-VoIP, and MGW(Media Gateway) for CVoIP and PSTN interworking, Performed nationwide activation of Alcatel IP DSLAMS(Alcatel 7330),testing of Alcatel 7670 ATM Network, monitoring and troubleshooting of FTTN(Fiber-To-The-Node) networks and FTTP(Fiber-To-The Premise) networks for IPTV including remote configuration, testing and troubleshooting of Cisco and Motorola Digital Video Recorders and Set Top Boxes, performed remote High Speed Internet connections and upgrades for AT&T U-Verse Customers including remote configurations of Cisco/2Wire WLAN routers/access points.
• Performed lab test configuration of Cisco 2800 series routers, Catalyst 6500 series switches, VLAN, MPLS, OSPF, BGP network configuration and troubleshooting.
• Utilized AT&T’s knowledge base and proprietary tools such as Remedy, AOTS(AT&T One Ticketing System), UBBT(U-Verse Broadband Tools) for network quality monitoring, Lasso(for bouncing and activation of DSLAM ports),etc

Confidential

Systems Engineer

Responsibilities:

• Installed and configured dial-up internet with Huawei software modems (which uses Host Signal Processing) and CDMA telephones for individuals, and also installed and configured broadband internet access with PCMCIA cards for laptop users and GPRS (General Packet Radio Service) cards (with detachable SIM) which uses the 2.5G GSM technology and EVDO wireless internet cards to provide mobile internet access for laptop owners by partnering with CDMA and GSM operators.
• Also installed and configured wireless broadband modems for greater bandwidth throughput for Small Office-Home Office (S.O.H.O) and individuals by partnering with a VSAT Internet Service Provider.
• Worked with team to perform VSAT installation for Cyber café owners

Confidential

Network Systems Support Agent

Responsibilities:

• Worked with a team in the design and implementation of Systimax LAN Structured Cabling Solution, installation and configuration of Cisco Routers and Switches in confidential and corporate organizations.
• Subnetted for up to 200 host computers and IP phones of clients using Class C IP Addressing Scheme.
• Installed and configured ADSL/DSL telephone and Internet access for clients, Hosting of Data Center Sites and Multicasting of video streams at customer sites.
• Worked with a team in the installation, configuration and maintenance of AVAYA PBX systems (Private/Public with Central Office cards or external G.S.M modems) using the Avaya PBX Lab Emulator software
• Installed and configured Total Recall’s Digital Voice Loggers and Sun Microsystems Digital Voice Recording Server to archive and play back calls of business transactions and vital conversations received by the PBX from the PSTN.
• Worked with team in VSAT (Very Small Aperture Terminal) installation and configuration for dedicated Internet connectivity, Web hosting, Multicasting for cyber cafes and corporate organizations.
• Worked with a team in B.T.S (Base Transceiver Station) Cell Site maintenance, Cellular Data Transport, GPRS /SGSN (Serving GPRS Support Node) Optimization for mobile operators.