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Network Infrastructure Administration.

• Manage, monitor, and maintain LAN, WAN, WLAN, VPN, and related network equipment (routers, switches, firewalls, load balancers, etc.).
• Ensure optimal performance, capacity, and scalability of network infrastructure.
• Implement routing, switching, and network segmentation in line with standards.

Security Operations & Governance.

• Configure and manage security systems including next-generation firewalls, IPS/IDS, endpoint protection, SIEM, and threat-monitoring tools.
• Conduct regular vulnerability assessments and recommend remediation actions.
• Enforce security policies, standards, and compliance requirements (ISO 27001, GDPR, PCI-DSS, etc., where applicable).
• Manage access control, identity management, and privileged accounts.

Data Centre & Systems Support.

• Support data centre operations including network cabling, monitoring, backup networks, redundancy, and failover systems.
• Ensure secure connectivity for servers, storage, and cloud platforms.
• Participate in disaster recovery planning, testing, and documentation.

Incident & Problem Management.

• Respond to and resolve network and security incidents within SLA.
• Conduct root cause analysis and develop long-term preventive measures.
• Maintain incident logs, reports, and risk registers.

Projects, Upgrades & Continuous Improvement.

• Participate in design and implementation of new network and security initiatives.
• Research and recommend new technologies to enhance network performance and security posture.
• Assist with audits, penetration testing, and compliance reviews.

Documentation & Reporting.

• Maintain accurate network diagrams, configuration records, inventories, and change logs.
• Prepare regular reports on network performance, security status, and incident trends.