Network & Server Administrator

Key Responsibility Areas (KRAs)

1. Network Administration 50%

• Manage and monitor LAN, WAN, VPN, and internet connectivity.
• Configure and troubleshoot firewalls, routers, and switches.
• Maintain firewall rule sets and access control policies.
• Coordinate with ISPs and vendors for uptime and resolution.
• Monitor bandwidth usage and perform traffic analysis.
• Ensure secure and reliable remote access (VPN/SSL).
• Ensure compliance of network devices with ISMS and ISO 27001 controls (e.g., logging, auditing, secure configurations).
• Maintain documentation and access logs as per audit and security requirements.
• Conduct periodic reviews of network device configurations and logs to ensure compliance.
• Coordinate with internal audit teams and external auditors during IT infrastructure reviews.
• Maintain an updated inventory of network assets as required under ISO 27001.

2. Server Administration – 50%

• Perform user and group management via Active Directory.
• Manage OS-level updates and antivirus patching.
• Support backup process monitoring and verification.
• Perform basic server health checks and diagnostics.
• Assist with troubleshooting in virtual environments (VMware/Hyper-V).
• Ensure servers are configured, patched, and monitored in accordance with ISMS and ISO 27001 guidelines.
• Participate in periodic internal/external IT audits and provide necessary compliance evidence.
• Maintain access control records and user activity logs for review and audit readiness.
• Support implementation of security incident response actions as needed.
• Ensure regular review of user accounts and privileged access in line with ISO 27001 controls.

Required Skills & Competencies

Network Administration Skills

• Strong knowledge of TCP/IP, routing protocols, and LAN/WAN architecture
• Hands-on experience with firewalls (FortiGate, SonicWall), routers, and switches
• VPN configuration and internet link failover management
• Familiarity with monitoring tools like PRTG, Zabbix, or SolarWinds
• Understanding of VLANs, port forwarding, NAT, and DNS/DHCP
• Manage Data Centre FW, VPN, virtual infrastructure.

Server Administration Skills

• Proficiency with Windows Server and Active Directory environments
• File system permission and GPO management
• Windows OS patching and health monitoring
• Experience with BCP, DR, backup, Restoration.
• Exposure to Data Centre virtual infrastructure and management.

Soft Skills

• Strong troubleshooting and documentation skills
• Effective verbal and written communication
• Ability to prioritize and manage tasks independently
• Team collaboration and customer service orientation

Education:

Bachelor’s degree in computer science or a related field, any graduate

Experience:

5 to 6 years of Network & Server System administration

• Strong Technology knowledge of Networking, Systems Servers, Cloud, softwareetc, hardware, and protocols.
• Strong knowledge of implementing and developing IT Technology best practices, including expert knowledge of security, Logs, storage, data protection, BCP and disaster recovery Setup, protocols.
• Certification on following will be preferred:
• CCNA, CompTIA Security+
• Microsoft Certified Solutions Expert (MCSE)
• AWS / Azure Cloud Architect
• Firewall e.g., Sophos, Fortinetetc

Summary

network infrastructure management

ISMS (Information Security Management System)