Network Administrator & Security at ipNX Nigeria Limited – Lagos

ipNX Nigeria Limited is recruiting a Network Administrator & Security professional in Lagos to administer, secure and maintain its enterprise network infrastructure. The role supports complex systems, network availability, resilience and the protection of business information and technology assets.

Responsibilities

• Configure, support, maintain and upgrade enterprise network infrastructure.
• Investigate routing, data-centre networking, packet loss, latency, connectivity and equipment issues, and recommend appropriate solutions.
• Help protect enterprise systems, infrastructure and data against internal and external security threats.
• Monitor network availability, utilisation, throughput and latency, and assess vulnerabilities.
• Maintain network security and connectivity, and administer relevant third-party systems and applications.
• Develop and implement network policies and procedures aligned with industry standards.
• Document security requirements for projects and prepare routine technical and stakeholder reports.
• Participate in staff and technical meetings.

Qualifications and requirements

• B.Sc. or B.Eng. in Computer Science, Computer Engineering or Electrical/Electronics Engineering, with a minimum of Second Class Upper or Upper Credit as stated.
• Strong telecommunications and IP network design knowledge.
• Understanding of QoS, CoS, VoIP, flow control and other advanced networking concepts.
• Practical experience with Cisco switches, routers, VPNs, VoIP systems and wireless access, or equivalent technologies.
• Experience working across Linux, macOS and Windows environments.
• Knowledge of IPsec firewalls and network security is desirable.
• Knowledge of wireless point-to-point and point-to-multipoint technologies is desirable.
• CCNA, CCNP or ITIL certification is an advantage.