Network & Cybersecurity Engineer

Position Overview

A Cloud technology Company is seeking a practical, security-conscious Network & Cybersecurity Specialist based at our office in Omole Phase 1, Ikeja to manage, maintain, and secure our network infrastructure. In this role, you will be responsible for network installations, hardware and software configurations, threat prevention, and overall infrastructure reliability.

During the initial onboarding period, you will work alongside an external consultant to get up to speed before assuming full operational responsibility for the company's network and cybersecurity posture.

Key Responsibilities

Network Infrastructure & Administration Manage, configure, and maintain existing Arista network infrastructure, data center racking, and BGP peering. Handle network installations, hardware/software upgrades, routing, switching, and VLAN management. Monitor and maintain overall network connectivity to ensure high availability, performance, and accessibility.

Cybersecurity & Threat Management Oversee daily network security operations, firewalls, VPNs, and access control policies. Monitor network traffic and security logs for potential cyber threats, vulnerabilities, and suspicious activities. Conduct routine security checks, system updates, vulnerability assessments, and patch management.

Respond to security incidents, implement mitigation measures, and thoroughly document findings. Documentation & Operations Document network configurations, topology diagrams, technical incidents, and security procedures. Manage backup protocols, disaster recovery plans, and secure network design practices. Collaborate with the external consultant during onboarding for smooth knowledge transfer.

Requirements

4–5 years of hands-on experience in network engineering, network administration, cybersecurity, or IT infrastructure management. Core Technical Knowledge: Solid expertise in Arista setups, BGP peering, and data center racking (strong Cisco or Huawei experience will also be considered) . In-depth understanding of TCP/IP, DNS, DHCP, VLANs, routing, switching, and core network protocols.

Hands-on experience configuring, managing, and troubleshooting routers,