• Troubleshoot network problems, manage and secure a large enterprise network that includes HQ and 15 remote sites across Nigeria.• Utilize SolarWinds to monitor network infrastructures across 16 sites and integrate new network nodes.• Configure access layer networks for users and devices on Cisco Meraki Switches, Wireless Access points, and distribution layer networks for enterprise servers on Cisco Catalyst and Fortinet Switches.• Ensure data integrity and access controls at the… Show more • Troubleshoot network problems, manage and secure a large enterprise network that includes HQ and 15 remote sites across Nigeria.• Utilize SolarWinds to monitor network infrastructures across 16 sites and integrate new network nodes.• Configure access layer networks for users and devices on Cisco Meraki Switches, Wireless Access points, and distribution layer networks for enterprise servers on Cisco Catalyst and Fortinet Switches.• Ensure data integrity and access controls at the access layer switch ports by applying Cisco ISE policies, and application layer security byapplying Fortinet Firewall policies.• Manage, configure and troubleshoot IP Desk-Phones on Cisco Unified Call Manager (CUCM)• Work with Fortinet products, including Fortigate Firewall, FortiAnalyzer, FortiSwitches, FortiManager, FortiAuthenticator, and other related products.• Continuously translate business needs in the area of network and technology solutions.• Keep records of network devices and allocated IP subnets, and interfacing third-party vendors. Show less

- Provisions enterprise VPLS network service mapping (L2VPN) and L3VPN-VPRN (2G, 3G, 4G) across Huawei, Nokia and ZTE routers on IP RAN.- Configuring QoS, traffic shapping, microwave link protection, ISIS routing paths and BGP neighbour peering across multi-vendor devices.- Troubleshoots and resolves VPLS, 2G, 3G and 4G network downtime on IP RAN, and provides comprehensive Root Cause Analysis (RCA) to the network transmission team.- Conducts fiber and microwave link network… Show more - Provisions enterprise VPLS network service mapping (L2VPN) and L3VPN-VPRN (2G, 3G, 4G) across Huawei, Nokia and ZTE routers on IP RAN.- Configuring QoS, traffic shapping, microwave link protection, ISIS routing paths and BGP neighbour peering across multi-vendor devices.- Troubleshoots and resolves VPLS, 2G, 3G and 4G network downtime on IP RAN, and provides comprehensive Root Cause Analysis (RCA) to the network transmission team.- Conducts fiber and microwave link network resiliency test across IPRAN.- Provides remote support to field transmission engineers while telneting and SSH to remote routers.- Observes network topology changes on Huawei, Nokia and ZTE Network Monitoring Systems (NMS). Show less

• Analyzed IT incidents raised by staff on the incident management system and present a weekly report to the head of the Information Technology unit.• Provided first-level IT support to all on-site staff. Successfully resolved 500+ IT incidents in a timely manner, including installation, configuration, maintenance, and troubleshooting of end-user hardware, software, and peripheral nodes.• Developed strategies for routine maintenance of LAN, DIA, and MPLS internet connectivity, as well… Show more • Analyzed IT incidents raised by staff on the incident management system and present a weekly report to the head of the Information Technology unit.• Provided first-level IT support to all on-site staff. Successfully resolved 500+ IT incidents in a timely manner, including installation, configuration, maintenance, and troubleshooting of end-user hardware, software, and peripheral nodes.• Developed strategies for routine maintenance of LAN, DIA, and MPLS internet connectivity, as well as the operations of network servers at the on-site data center. This results in a 5% decrease in network downtime.• Managed user access and network resources on Windows Server 2012 AD DS, configure network endpoints, document the configuration, and ensure IT asset management using the established inventory system.• Collaborated with a team of engineers from other sites to analyze network performance reports and generate insights for further network improvement. Show less

• Provided L2 network support by configuring switches, routers and wireless access points covering approximately 50 enterprise locations.• Performed network monitoring and optimization, software updates and hardware upgrades leading to optimal network performance and reliability• Troubleshooted network downtime and performance related problems as well as its root cause analysis and solution implemenetation to fully restored the network.• Documented network assets, backup… Show more • Provided L2 network support by configuring switches, routers and wireless access points covering approximately 50 enterprise locations.• Performed network monitoring and optimization, software updates and hardware upgrades leading to optimal network performance and reliability• Troubleshooted network downtime and performance related problems as well as its root cause analysis and solution implemenetation to fully restored the network.• Documented network assets, backup configuration and operation policies.• Worked collaboratively with team members and third-party vendors. Show less

• I crimped cat5 cables and installation of network switches, resulting in the provision of network connectivity for more than 20 CODeL staff.• I assisted in the installation of security surveillance systems at the university’s convocation square which enhanced the security coverage during the 2017 convocation ceremony.• I developed an automated attendance system, resulting in a 5% improvement in staff punctuality.• I also assisted in courseware development for e-learning courses.