Experience

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  Dgc africa network service ltd

  Feb 2002 - May 2004

  Network analyst

  •Installed, configured and administered Internet Information System (IIS) on Web Server, Microsoft Exchange Server, Mail Server and LINUX, MS-Window Operating System.•Configured and monitored of Cisco AS5300 Gateway for VOIP and first level troubleshooting.•Configured and Implemented routing and switching protocols such as EIGRP, OSPF, Frame relay, PPP, VLAN on DGC network• Managed and administered firewalls, internet connectivity, and other network nodes including Cisco Routers, Switches, Servers and VoIP Platform (Talkiee)•Administered and managed the entire DGC LAN, WAN, MAN and SAN Network Infrastructure.•Conducted network bandwidth monitoring, reporting, analysis to determine quality of the link, quality of the VoIP Call. •Carried out daily backup of Pre-paid Database (Billing Platform-Talkie Voice Gateway) and other vital company information •Ensuring the systems are virus free and non-business related websites is blocked from employees•Administered Pre-paid Database and generation, activation of PIN codes for Prepaid Clients and documentation of the codes•Prepared trouble ticket numbers to the technical partners as a result of link failure and monthly report on link failure.•Implemented VoIP for Pre-paid calling service using Talkie Voice Gateway platform. Show less

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  Vgc communication ltd (isp & telecom)

  Jun 2004 - Jun 2007

  Network field support engineer /data & internet (team lead)

  •Managed and implemented virtual routing between Remote locations using Asynchronous Transfer Mode (ATM) Technology.•Configured and Monitored ATM Core Nodes (Lucent-Stinger and PSAX)•Managed the installation/troubleshooting of customer access nodes (Huawei, Speed Touch, Lucent-Cellpipe, Rad Ace, Rad Egate) for Internet service or P2P data Connection•Deployed and implemented Local Area Network (LAN), Wide Area Networks (WAN), Metropolitan Area Network and WiFi for new business offices•Implemented client BGP peering Between VGC internet router (Transit Router) and client access node. •Implemented and configured Cisco routers (1800, 3800, 7200, and 7600) and Cisco LAN switches (2950, 3500, and 4900) for VGC intranet network and VGC Internet subscriber network.•Managed the coordination of user acceptance and performance testing on DSL layer1 (copper or fiber) connections.•Addressed customer concerns regarding technical aspect of services provision and investigating service problems and proactively seek solutions using various measures •Managed project dependencies; coordinates activities with various technical departments in order to meet project delivery term line•Deployed direct-connects E1 on the fixed network using fiber, copper and microwave radio media.•Provisioned Data and Internet Service provision using DSL technology (ADSL,SHDSL) on ATM Network of VGC for the enterprise solution customers Show less

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  Mtn nigeria

  Jun 2007 - Dec 2015

  Senior network design engineer/ internet service planning

  • Ensured continuous design and development of internet POP site infrastructure to provide nodes and service redundancy and as well load balance traffic to ensure effective and optimal distribution across the network using load balancer such as F5 and Radware.• Review and update MTN broadband network architecture and produce an evolved road map that aligns with MTN business strategy.• Provide expert guidance to Enterprise Customers, driving solution plan/architecture, and ensuring solution strategy is optimally aligned with business strategy.• Analyzed data traffic, usage pattern, and present trend report on internet upstream pipe utilizations to identify new business opportunities in the market and mitigation action plan for any security breaches or loopholes.• Use timely and accurate monitoring techniques (Netbox, PRTG, Infovista, Netscout) to conduct weekly & monthly network performance monitoring, trend analyses for capacity planning, network optimization& expansion in line with the traffic growth and as well meet client service level agreements (SLA)• Design and support the configuration of network nodes such as Router (Cisco ASR 9k Series, 7200 Series) and Switches (6500 series, Nexus 7k series, Avaya 800 series), Alcatel 7750SR, 7705 and SAM5620 on MTN network.• Designed the implementation and configuration plan of BGP, OSPF, IS-IS, VRRP, IPSec, VPN and set up Virtual Route Forwarding on MTN IPMPLS for Enterprise Customer.• Planned and deigned MTN datacenter in readiness for future SDN and Network Virtualization.• Integration of various access networks such as WiMax, MASAN, GPON, Metro-Ethernet, 3G, PMP, and LTE into MTNs IP/MPLS core network for last mile internet service delivery.• Planning the design implementation of network architecture procedure of other internet service nodes such as DNS, Radius Server, BRAS, Caching Engine, IPS, Anti-DDOS, Firewall, and content filtering. Show less