IT Executive - Network & Infrastructure Support

About the role

This position covers network and infrastructure support for a corporate environment, together with day-to-day IT support for employees. The holder administers, maintains and troubleshoots the corporate network and also installs, configures and supports Windows and macOS computers.

Key responsibilities

• Administer, maintain and troubleshoot corporate network infrastructure, including LAN, WAN, Wi-Fi, switches, routers, VLANs, DHCP, DNS and IP addressing.
• Configure, maintain and troubleshoot firewalls, network access policies, routing, NAT and network connectivity.
• Maintain network configuration backups, network diagrams, IP address plans, VLAN documentation and device inventories.
• Implement network segmentation and access controls for corporate and guest networks.
• Coordinate with ISPs and external service providers on incidents, maintenance and infrastructure improvements, and regularly review configurations to improve stability, performance and security.
• Install, configure, update, maintain and troubleshoot Windows and macOS computers.
• Provide day-to-day IT support to employees and resolve issues with operating systems, applications, network connectivity and peripherals.
• Maintain endpoint device inventories, operating procedures and incident resolution records.

Required profile

• Degree, Higher Nitec or Diploma in Information Technology, Computer Studies, Information Systems or a related discipline.
• Minimum 1 to 3 years of IT support, helpdesk, desktop support or field support experience.
• Effective communication and collaboration skills, working with end users, internal teams and external service providers.

Required skills

• Strong understanding of TCP/IP and corporate network architecture, with hands-on experience in LAN, WAN, Wi-Fi, VLANs, DHCP, DNS and IP planning.
• Hands-on experience configuring, maintaining and troubleshooting switches, routers and firewalls, including routing, NAT and firewall policies.
• Proficiency in Windows and macOS, including endpoint deployment, configuration and troubleshooting.
• Familiarity with VPNs, network monitoring tools and endpoint security management.
• CCNA, CompTIA Network+ or other relevant networking or systems administration certification.