jaber AlQadasi

Experienced Network & Systems Administrator with 20+ years of expertise in managing enterprise networks, firewalls, virtualization systems, and cloud environments. Skilled in Cisco, Juniper,
Windows Server (2008-2025), and Azure platforms. Proven ability to secure and optimize IT
infrastructures, with hands-on experience supporting over 500 users in large-scale organizations.

• Configured and maintained a variety of network devices, including switches, routers, and firewalls, ensuring optimal performance and security.
• Provided expert troubleshooting support for Cisco routers, enhancing network reliability and reducing downtime.
• Installed and maintained Juniper firewalls (SSG-140 and SSG-550), successfully safeguarding the network against cyber threats and vulnerabilities.
• Managed firewall rules to control access, implementing security policies that effectively mitigated risks from both internal and external sources.
• Led the installation and configuration of MPLS, Frame Relay, and ISDN services across more than 10 branches, improving connectivity and communication efficiency.
• Developed and implemented strategic network solutions, contributing to overall organizational growth and operational excellence.

• Oversee repair, maintenance, and administration of network systems, ensuring optimal performance and reliability.
• Manage PC and communication software/hardware maintenance, enhancing user experience and system efficiency.
• Provide operating system application support and contribute to application development and updates.
• Demonstrate expertise in Motorola systems installations and maintenance, particularly in wireless networks (WiMAX) for Canopy systems.
• Lead the DLC system project, analyzing system performance and debugging log files to improve functionality.
• Collaborate with cross-functional teams to implement system enhancements, driving project success and user satisfaction.
• Cultivate a proactive approach to IT management, ensuring seamless operations and effective troubleshooting.