Network Engineer

Job Detail

Network Operations & Maintenance Oversee daily network operations, including configuration, monitoring, and troubleshooting of Cisco Catalyst 2960 switches Manage VLAN setup, trunking, port security, and perform switch firmware upgrades Monitor LAN/WAN performance to ensure reliable and stable connectivity across offices and data centers Maintain IP address management, DNS/DHCP configurations, and routing setups (BGP/OSPF where applicable) Administer Ruckus WiFi controllers and access points, and resolve WiFi instability issues as needed Firewall & Security Administer and maintain Sophos XG210 and Fortigate 200D firewalls Configure, manage, and maintain VPN tunnels for both site-to-site and remote access connections Regularly review and update firewall rules, perform firmware upgrades, and monitor security alerts Troubleshoot and respond promptly to network and security incidents to ensure system integrity and uptime Cloud & Systems Support Manage Microsoft 365 services (Exchange Online, Teams, SharePoint, Intune), including user setup and connectivity Oversee integration and synchronization between on-premises Active Directory and Azure AD Support network configurations within Azure and AWS environments, including virtual networks, subnets, and routing Implement and maintain hybrid connectivity between on-premises infrastructure and cloud environments using VPN, ExpressRoute, or Direct Connect Hands-on experience with AWS services such as EC2, CloudWatch, Route 53, RDS, Lightsail, and Lambda Monitoring & Troubleshooting Proactively monitor network performance to identify and address bottlenecks or failures Utilise tools such as PRTG, Wireshark, and SolarWinds for diagnostics and performance analysis Collaborate with vendors and ISPs to troubleshoot and resolve connectivity issue Support & Maintenance Windows Provide Level 2/3 technical support for escalated network and system issues Participate in the on-call rotation to support after-hours incidents Documentation & Improvements Maintain up-to-date documentation of network topology, configurations, and system changes Propose and implement enhancements to improve network efficiency, stability, and security Technical Skills Strong hands-on experience with Cisco Catalyst 2960 switches, including configuration, VLANs, trunking, and spanning tree setup Good knowledge and experience with Sophos XG210 and Fortigate 200D firewalls Proficient in Microsoft 365, Azure, and AWS network and identity managemen Good understanding of TCP/IP, DNS, DHCP, routing protocols (BGP/OSPF), and VPN technologies. Experienced in using network monitoring tools such as PRTG, SolarWinds, Wireshark, and Graylog Familiar with backup procedures and configuration management for network devices Holding Linux+ or an equivalent Linux certification is an advantage Preferred certifications include Cisco CCNA or CCNP, Microsoft Certified: Azure Administrator, AWS Certified SysOps Administrator, and ideally, a Sophos or Fortigate Network Security certification