Network Engineer at Nigerian British University

• The Network Engineer will maintain a reliable, secure, and high-performing campus network that supports academic, administrative, research, and student services. The role requires hands-on experience with enterprise switching and routing, wireless networking, firewalls, network security, VLANs, authentication services, monitoring, Internet connectivity, and network troubleshooting. Reports to the Head of ICT / Network & Systems Administrator.

Key Responsibilities

• Design, configure, administer, and maintain the University LAN, WLAN, and WAN infrastructure.
• Configure and manage enterprise switches, routers, wireless controllers, access points, firewalls, and other network devices.
• Implement and maintain VLANs, IP addressing, subnetting, DHCP, DNS, routing, network segmentation, and related services.
• Administer and optimise enterprise wireless networking, authentication, access control, coverage, capacity, and client performance.
• Manage Internet connectivity, ISP handoffs, routing, bandwidth utilisation, and failover arrangements.
• Configure NAT, firewall policies, VPNs, routing, and security rules according to ICT policies.
• Monitor network devices, links, services, performance, and security events using NMS and diagnostic tools.
• Respond to incidents, troubleshoot complex wired, wireless, routing, firewall, and authentication issues, and perform root-cause analysis.
• Support Active Directory, RADIUS/NPS, and secure network access policies for wired and wireless networks.
• Participate in ICT infrastructure projects, deployments, maintenance activities, vendor coordination, and capacity planning.
• Maintain network topology diagrams, configurations, IP records, VLAN records, SOPs, and technical documentation.
• Provide advanced network support to the ICT Service Desk, university departments, junior ICT staff, and major university events.

Qualifications

• Bachelor degree or HND in Computer Science, Information Technology, Computer Engineering, Electrical/Electronic Engineering, Telecommunications Engineering, Network Engineering, or a related discipline.
• Relevant professional certifications will be an advantage.
• At least three to five years of hands-on experience administering enterprise network infrastructure.

Requirements

• Enterprise LAN/WAN administration experience.
• Layer 2 and Layer 3 switching, VLANs, TCP/IP, subnetting, routing, DHCP, and DNS knowledge.
• Enterprise wireless network, wireless controller, access point, WPA2/WPA3 Enterprise, RADIUS/NPS, and Active Directory integration experience.
• Enterprise firewall, NAT, firewall policy, VPN, network security, monitoring, and troubleshooting experience.
• Experience with ISP management, Internet failover, network performance optimisation, and network documentation.
• Knowledge of structured cabling, fibre-optic networks, CCTV/IP infrastructure, network access control, cybersecurity, or cloud networking is an advantage.
• Strong analytical, troubleshooting, documentation, communication, customer-service, and prioritisation skills.
• Ability to work under pressure and respond to critical network incidents.
• Commitment to security, reliability, service availability, and continuous learning.
• Cisco CCNA/CCNP, Fortinet NSE/FCP, CompTIA Network+, CompTIA Security+, MikroTik, Aruba, or Microsoft networking certifications are strongly considered.