Ali Al Hamadah

Network Engineer with hands-on experience designing, implementing, monitoring, and troubleshooting enterprise network infrastructure in multi-vendor environments (Cisco and HPE Aruba Networking). Skilled in routing and switching including OSPF, VLANs, EtherChannel (LACP/Port-Channel), inter-VLAN routing, and STP/RSTP/MSTP, with proven experience configuring and troubleshooting routers and switches to ensure high availability (Aruba VSX, Cisco StackWise) and network performance. Experienced in DHCP, DNS, SSH, network documentation (HLD/LLD/O&M), and coordinating with cross-functional teams and vendors during site implementation and commissioning.

Currently completing CCNA certification following a comprehensive CCNA training program and hands-on HPE Aruba AOS-CX Implementation training.

Network Engineer at SNC ICT (2025-09 – Present)

• Design and implement enterprise network infrastructure on-site, including core and access switch installation, configuration, and commissioning.
• Configure and maintain Cisco Catalyst 9400, 9300, and 9200 series switches alongside Aruba CX 6400, 6300, and 8325 switches in multi-vendor environments.
• Implement VLAN segmentation, trunking, and inter-VLAN routing; configure EtherChannel (LACP/Port-Channel) for redundancy and load balancing.
• Configure and validate RSTP/MSTP and deploy Aruba VSX for high availability; configure default routes and Layer 3 SVIs.
• Troubleshoot complex Layer 2/Layer 3 issues affecting connectivity, including VLAN mismatches, STP inconsistencies, and port-channel misconfigurations.
• Monitor network performance and proactively identify and resolve bottlenecks and failures using CLI diagnostics, system logs, and operational checks.
• Maintain accurate network documentation, diagrams, and configuration records — including HLDs, LLDs, test plans, commissioning documents, O&M manuals, and port mapping.
• Coordinate with clients and cross-functional teams during site support, upgrades, and handover, clarifying project scope and requirements.

Junior Network Engineer (Co-op Training) at Al Kuhaimi Group (2024-09 – 2025-05)

• Diagnosed and resolved network issues affecting 400+ users and connectivity across multiple departments, minimizing downtime and improving reliability.
• Coordinated with cross-functional teams to identify root causes and implement preventive actions, reducing recurring support issues.
• Monitored network performance and implemented optimization measures that improved network speed and availability by up to 25%.
• Installed, configured, and maintained 400+ end-user workstations, network devices, and peripheral equipment.
• Deployed and maintained 20+ Hikvision CCTV systems across multiple facilities in coordination with the safety department.
• Deployed and integrated 20+ ZKTeco biometric attendance systems, improving attendance tracking accuracy for 400+ employees.
• Implemented and configured 30+ VoIP/IP telephony devices (Linksys, Yealink, Yeastar), supporting 100+ users.
• Collaborated with third-party vendors to deploy and configure 20+ wireless access points from Aruba, Cisco, and TP-Link.

Bachelor's Degree in Computer Engineering – Yanbu Industrial College (2021-01 – 2025-05)