Network Engineer

Skills and Knowledge

• Network & Infrastructure
• Configure, manage, and troubleshoot LAN, WAN, VLANs, switches, routers, and wireless networks.
• Monitor connectivity, bandwidth, latency, and network performance; investigate outages and recurring issues.
• Support IP addressing, subnetting, DHCP, DNS, routing, switching, and NAT.
• Maintain primary and backup internet links and coordinate with ISPs for service incidents.
• Maintain network diagrams, IP address records, device inventories, and configuration backups.
• Assist with network upgrades, device installations, planned maintenance, and change implementation.
• Firewall & Network Security
• Administer firewall rules, access policies, NAT, traffic logs, and connectivity troubleshooting.
• Support SSL/IPsec VPN for remote users and site-to-site connectivity.
• Investigate blocked traffic and suspicious network events; escalate security incidents as required.
• Implement access restrictions and assist with VLAN-based segmentation and guest network controls.
• Support firmware upgrades, configuration backups, and approved firewall changes.
• Day-to-Day IT Support
• Resolve employee issues involving LAN, Wi-Fi, internet, VPN, DNS, printers, shared folders, and network resources.
• Troubleshoot IP conflicts, DHCP failures, DNS resolution, packet loss, and slow network performance.
• Provide first-level support for Windows endpoint connectivity, application access, and user permissions.
• Support onboarding/offboarding by provisioning or revoking approved network access.
• Log and update service tickets, prioritize incidents, meet SLAs, and escalate complex issues to senior engineers or vendors.
• Monitoring, Maintenance & Documentation
• Perform routine health checks on network devices, firewalls, internet links, and critical connectivity services.
• Support server connectivity, Active Directory, DNS, DHCP, and file-sharing troubleshooting.
• Assist with patching, firmware upgrades, preventive maintenance, and business continuity/DR testing.
• Document incidents, root causes, corrective actions, configuration changes, and maintenance activities.
• Prepare daily support updates and periodic infrastructure health reports; coordinate vendor and warranty support.
• Required Technical Skills
• Networking: TCP/IP, OSI model, IPv4, subnetting, VLANs, LAN/WAN, routing, switching, and NAT.
• Services: DNS, DHCP, IP address management, and basic Active Directory / Windows Server concepts.
• Security: Firewall policy administration, SSL/IPsec VPN, access controls, and traffic-log analysis.
• Wireless: Access points, SSIDs, guest Wi-Fi, and wireless troubleshooting.
• Tools: Ping, Traceroute, Nslookup, Ipconfig, Wireshark, and basic packet analysis.
• Systems & monitoring: Windows 10/11, basic Linux troubleshooting, network monitoring, and log analysis.

Network Engineer | Job Description Page 2

• Support: Ticketing systems, remote support tools, endpoint connectivity, and user assistance.
• Preferred Skills
• Hands-on experience with Sophos, Fortinet, Cisco, or comparable networking/firewall solutions.
• Experience with managed switches, VLAN configuration, and network access control.
• Basic familiarity with EDR/XDR, SIEM, endpoint security, Google Workspace, or Microsoft 365.
• Understanding of ITIL, incident management, and change management; CCNA or Network+ is an advantage.
• Qualifications & Experience
• Bachelor’s degree or diploma in Computer Science, IT, Electronics, or a related discipline.
• 2–4 years of hands-on experience in network administration and IT infrastructure support.
• Strong troubleshooting, analytical, communication, and customer-service skills.
• Ability to prioritize multiple requests and support planned after-hours maintenance when required.
• Key Performance Indicators (KPIs)
• Timely resolution of network and end-user connectivity incidents.
• Availability of critical network and internet connectivity services.
• Compliance with ticket response and resolution SLAs.
• Accuracy of network documentation and configuration records.
• Completion of scheduled health checks and preventive maintenance.
• Timely escalation and documentation of recurring or critical incidents.
• Adherence to IT security and access-management policies.

Candidate Profile A hands-on, service-oriented, and security-conscious engineer who can manage daily network

operations, support employees professionally, identify root causes, and coordinate effectively with internal teams, ISPs, and

technology vendors.