Network Administrator

About Us

About the Role

Key Responsibilities

• Design, configure, and maintain LAN/WAN, VLANs, Wi-Fi (Omada/TP-Link), and firewall policies (FortiGate).
• Manage and monitor network performance, latency, and bandwidth utilization using appropriate tools.
• Implement and maintain VPN tunnels (IPSec) for secure inter-branch connectivity and remote user access.
• Administer Active Directory, DNS, DHCP, Group Policies, and file servers.
• Manage virtualized infrastructure (VMs, NAS/SAN, hypervisors) and physical servers.
• Ensure uptime and redundancy through proactive network health checks and preventive maintenance.

• Deploy and monitor endpoint security suites (e.g., FortiClient, Windows Defender, Sophos, etc.).
• Enforce MFA, conditional access, and device security policies within Microsoft 365.
• Regularly patch systems and firmware, maintain antivirus definitions, and manage SIEM/logging tools.
• Conduct periodic vulnerability assessments and coordinate mitigation efforts.
• Maintain firewall and VPN logs, review IDS/IPS alerts, and respond to incidents.

• Maintain and update asset inventory (laptops, servers, switches, routers, peripherals) and assign equipment to users.
• Configure and deploy devices with standardized OS images and security policies.
• Manage software licensing and compliance (Microsoft, Fortinet, Omada, etc.).
• Support onboarding/offboarding processes with timely provisioning/deprovisioning of access and hardware.

• Remotely monitor, configure, and troubleshoot branch office networks via VPN and FortiGate Cloud/Omada Controller.
• Manage Microsoft 365 services (Exchange, Teams, SharePoint, Intune) and ensure seamless collaboration across locations.
• Maintain network documentation, topology diagrams, and configuration backups.

• Ensure compliance with internal cybersecurity policies and defense-sector data security norms.
• Coordinate with external vendors for network upgrades and service issues.
• Participate in disaster recovery planning, backup management, and business continuity drills.
• Support internal audits and assist in drafting cybersecurity SOPs and checklists.

Required Skills & Competencies

• Strong understanding of TCP/IP, DNS, DHCP, VPNs, VLANs, and firewall concepts.
• Proficiency with FortiGate firewalls, Omada Controller, and Active Directory (Windows Server 2022/2025).
• Experience with endpoint security tools, patch management, and compliance tracking.
• Familiarity with Microsoft 365 administration, Intune, and Exchange Online.
• Basic scripting (PowerShell/Bash) for automation and system monitoring is a plus.
• Strong troubleshooting, documentation, and cross-functional communication skills.
• Awareness of NIST/CIS cybersecurity frameworks and zero-trust principles.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Industry certifications preferred (any of the following):

• 5 years of relevant hands-on experience managing enterprise networks.

Location