• Performed network upgrades, including service packs, patches, hot fixes for LAN/WAN environments.• Monitored network performance (availability, utilization, throughput, and latency) and tested for weaknesses in IP-based networks, addressing issues with protocols like TCP/IP and MPLS.• Implemented network security measures using firewalls, VPNs, and other appliances to protect data, software, and hardware, following best practices for network optimization.• Addressed IT support tickets promptly, and maintaining a high-quality assurance in line with ITIL guidelines.•Supported IT team to apply policies and procedures, ensuring compliance with security protocols and maintaining OSI model integrity.• Maintained and updated firewalls, VPNs, IDS/IPS, while managing remote access services.• Documented network configurations and service records, including VLAN configurations and IP allocations.• Provided regular reports on network performance, including troubleshooting results for enhanced system reliability.• Successfully designed and deployed network infrastructure, optimizing network architecture for better performance • Reduced network downtime by 30% through proactive maintenance and quick troubleshooting, including protocols like BGP, EIGRP, and OSPF.• Implemented security measures to improved data protection and ensured compliance with security standards.• Fostered relationships with vendors, leading to efficient problem resolution, cost savings, and operational efficiency.• Provided Level 2/3 support and troubleshooting for complex network issues, ensuring rapid resolution in LAN/WAN environments.• Supported UAT (User Acceptance Testing) and production environments, ensuring seamless operations and minimized service disruptions.• Automated routine tasks, including application installation, updates, server patching, and restarts, reducing manual effort and improving efficiency.

• Installing, configuring, and maintaining network security using Cisco ASA Firewall, Cyberoam, and Sophos.• Deploying Dell EMC servers for IFMS with DNS, AD, File server, and SSL configurations.• Managing Dell EMC SCv3000 Series Storage.• Providing training for Kabul Municipality end users and delivering technical support for SHAHAR regional office.• Ensuring IFMS system utilization by Kabul Municipality districts.• Resolving WAN issues for connectivity with DAI SHAHAR Global networks.• Administering IFMS servers and clients, including backup and restoration.• Managing Internet services and interconnectivity among districts.• Maintaining software/hardware inventory and supplies.• Coordinating data import into IFMS with other Technical Assistants.• Managing IT network and infrastructure at the DR site and ensuring IT continuity and disaster recovery.• Collaborating with Kabul Municipality IT team for network layout documentation

• Manage and maintain Bank's technology infrastructure for optimal operation.• Oversee routing, switching, and IT security for a secure computing environment.• Lead planning, monitoring, and troubleshooting of network infrastructure.• Monitor Linux and Windows systems supporting core banking applications.• Ensure readiness of Disaster Recovery site and key infrastructure redundancy.• Administer IT policies, procedures, and oversee recruitment/training of IT personnel.• Manage IT projects, negotiate contracts, and provide leadership.• Develop multi-year IT plans in collaboration with department heads.• Organize and submit reports to IT board for decision-making.• Direct special IT projects as assigned.• Configured and maintained Cisco ACE (Application Control Engine) load balancers, including virtual servers, profiles, nodes, pool members, and SSL certificates for continuous traffic flow.• Review and approve IT hardware/software procurement in compliance with regulations.