Senior Network Engineer

Job Summary Responsible for designing, implementing, managing, securing, and troubleshooting enterprise network infrastructure, ensuring high availability, performance, and secure connectivity across multiple sites and cloud environments. Key Responsibilities - Manage and troubleshoot Cisco and HPE Aruba network infrastructure, including BGP, OSPF, Static Routing, MPLS, VLANs, VRF, and Layer 2/Layer 3 technologies. - Configure and maintain core switches, including Aruba VSX/VSF, stacking, redundancy, and high-availability solutions. - Manage Aruba Wireless LAN Controllers (WLC), access points, SSIDs, and enterprise wireless networks. - Administer Aruba ClearPass Network Access Control (NAC), including 802.1X, RADIUS, TACACS+, and integration with Microsoft Azure AD and Intune. - Configure and manage FortiGate and Palo Alto firewalls, including security policies, NAT, SNAT, DNAT, IPsec VPN, and SSL VPN. - Implement and maintain SD-WAN solutions, WAN connectivity, routing policies, link monitoring, failover, and traffic optimization. - Manage inter-site connectivity using MPLS and site-to-site VPN tunnels, ensuring secure and reliable communication between multiple locations. - Administer DNS, DHCP, IP addressing, and other essential network services. - Monitor network performance, bandwidth utilization, device availability, firewall logs, WAN links, and security events. - Implement IP SLA, network redundancy, high availability, and proactive monitoring to minimize downtime. - Troubleshoot complex network connectivity issues and coordinate with Etisalat, FEDNet, and other service providers. - Perform network changes, configuration backups, firmware upgrades, preventive maintenance, and technical documentation. - Respond to network incidents, perform root-cause analysis, and implement corrective and preventive actions. - Design and maintain secure connectivity with government networks and third-party organizations through FEDNet, MPLS, and site-to-site VPN technologies. Requirements - Hands-on experience in enterprise routing, switching, network security, and multi-site connectivity. - Strong knowledge of Cisco and Aruba networking technologies. - Practical experience with FortiGate and Palo Alto firewalls, VPNs, NAT, and SD-WAN. - Knowledge of wireless networking, NAC, DNS, DHCP, network monitoring, and troubleshooting. - Understanding of cloud networking and hybrid infrastructure. - Strong analytical, troubleshooting, documentation, and incident-management skills. Preferred Professional Certifications Networking - Cisco CCNA - Cisco CCNP Enterprise Network Security - Fortinet NSE 4–7 or equivalent current Fortinet certifications - Palo Alto Networks PCNSA or equivalent current certification HPE Aruba Networking - Aruba Switching and Campus Access certifications at Associate or Professional level - Aruba ClearPass and Wireless Networking certifications are an advantage Cloud Networking - Microsoft Certified: Azure Fundamentals (AZ-900) Additional Requirements - Ability to work with enterprise network environments and troubleshoot complex connectivity issues. - Experience coordinating with telecom providers and managing multi-site network services. - Commitment to network availability, security best practices, and continuous improvement.