Network & Security Operations Officer at Electronic PayPlus Limited

Confidential

Lagos, Nigeria Permanent

Published 1 month ago · Expires 4 days from now

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Job description

## Title: Network & Security Operations Officer

About the Role

A dynamic team is expanding and looking for the right talent. The Network & Security Operations Officer is responsible for maintaining the integrity, availability, and security of the organization's network infrastructure.

This role provides real-time network monitoring, proactive uptime management, security event handling, and operational oversight of firewalls, routing, switching, and VPN environments. You will play a critical role in ensuring secure, stable, and optimized network performance while responding promptly to security incidents, vulnerabilities, and vendor/ISP escalations.

The position supports business continuity by delivering reliable connectivity, safeguarding data, and maintaining compliance with security requirements.

Key Responsibilities

Network Monitoring & Uptime Management

  • Conduct real-time monitoring of network devices, services, and links using approved network management tools
  • Ensure optimal uptime of all critical network components through proactive performance analysis and alert handling
  • Perform daily health checks, trend analysis, and capacity monitoring to prevent outages or service degradation
  • Identify potential bottlenecks and recommend improvements for performance optimization

Firewall, Routing, Switching & VPN Operations

  • Administer, configure, and maintain firewalls, routers, switches, load balancers, and VPN gateways
  • Execute network changes, rule updates, and configuration modifications in line with approved change control processes
  • Ensure secure, efficient, and compliant connectivity across internal and external network boundaries
  • Manage and monitor VPN connections, ensuring stability and secure remote access
  • Maintain accurate documentation of network topology, configuration changes, and device inventory

Security Incident Detection & Response

  • Monitor security events, alerts, and logs from SIEM tools, firewalls, and intrusion detection/prevention systems
  • Investigate security anomalies and respond to incidents promptly

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