I specialized in Networking and Designing Network Infrastructure. Worked as a Network Infrastructure Technician at Jaidah Group Qatar, IT Support Engineer at Commercial Bank of Qatar, Network Administrator at TreamTrading (PVT) Ltd in Qatar, and Network Administrator at BCAS Srilanka Colombo. I have hand on experience in Avaya and Cisco switches, and Firewall (pfsense, Sophos, Sonicwall 2640) and Experience in Installing and configuring Analog and Digital (Asterisk) Voip Systems and FXO card configuration. Also experience in Installing and troubleshooting Windows and Linux based servers, WIFI controllers such as tplink and Sophos. I have hand on good experience in the CoovaChilli Opensource Hotspot system. Fixing IP with NVR Configurations, Configuring Analog Camera, and door access.
Cisco Certified Assosiate • June 2012
Completed CCNA in 2012, It's Covers Networking Fundamentals, Ip services, Security fundamentals, automation and Programmability. I have the skills required to manage and optimize today's most advance networks.
Microsoft Certified System Engineer • March 2006
Completed MCP (Microsoft Certified Professional) in 2006, Completed MCSA (Microsoft Certified Administrator). Completed MCSE (Microsoft Certified Engineer) in 2003 server platform.
International Computer Certificate • February 2003
International Diploma in Computer Studies (Cambridge University UK)
Linux Certification • February 2008
IT Diploma in Linux Administration completed in BCAS Kandy.
Freelancing IT Consultant • March 2021 - September 2023
• Installed, configured, and maintained telecommunications equipment and systems, ensuring seamless network operations.
• Performed scheduled maintenance and repairs on telecom equipment and systems to prevent service disruptions.
• Documenting all service activities and maintained accurate records of equipment maintenance.
• Assisted in the planning and execution of telecom projects, ensuring deadlines were met.
• Provided on-call support for emergency service request on a rotating basis.
• Conducted routine inspections and testing to identify and rectify network problems, reducing downtime by [90] %.
IT Infrastructure Technician • July 2013 - January 2021
• Configure and maintain network components, including routers, switches, firewalls, and access points.
• Provide technical support to end-users, resolving hardware and software issues.
• Assist in setting up and configuring workstations and devices for employees.
• Create and maintain documentation related to IT infrastructure, including network diagrams, hardware inventory, and configuration details.
• Apply security patches and updates to servers, operating systems, and software applications.
• Installing, configuring, and maintaining server operating systems (e.g., Windows Server, Linux).
• Providing technical support to end-users, troubleshooting software (SAP, Microsoft Dynamics) and hardware issues.
IT Support Engineer Outsourced in Commercial Bank Qatar • January 2012 - April 2013
• Responding to user inquiries and resolving technical issues through various communication channels, including phone, email, chat, or in-person. Fixing Printer/Scanner issues on time.
• Diagnosing and resolving hardware issues with desktops, laptops, printers, scanners, and other peripherals.
• Installing, configuring, and troubleshooting software applications and operating systems (e.g., Windows, macOS, Linux).
• Creating, modifying, and disabling user accounts and access permissions.
• Configuring and troubleshooting email clients (e.g., Outlook, Thunderbird) and webmail services.
• Installing and configuring Sophos Endpoint Security and remote administration.
• Install, configure, and update software applications used within the bank.
• Ensure software licenses are up to date and in compliance with licensing agreements.
• Be available for on-call support during emergencies and possibly work in shifts to provide 24/7 coverage, especially for critical banking operations.
IT Support Engineer • Fabruary 2010 - Fabruary 2012
• Designing the network architecture, including hardware components (routers, switches, firewalls), network topology, and IP addressing schemes.
• Physically setting up and configuring network devices, including routers, switches, and access points. Ensuring proper cabling and connectivity.
• Continuously monitoring the network for performance issues, security threats, and anomalies. Using network monitoring tools to track bandwidth usage, latency, and uptime.
• Identifying and resolving network issues, such as connectivity problems, slow performance, and hardware failures. Troubleshooting may involve using diagnostic tools and conducting packet analysis.
• Providing support to end-users who encounter network-related problems, such as connectivity issues or VPN setup.
• Maintaining comprehensive documentation of the network infrastructure, including network diagrams, configurations, and procedures. This documentation is essential for troubleshooting and future planning.
Network Administrator • May 2009 - Fabruary 2010
• Design, install, configure, and maintain network equipment, including switches, routers, firewalls, and wireless access points.
• Plan and execute network expansion or upgrades as needed to meet the growing demands of the college.
• Perform routine network maintenance tasks, including software updates, patch management, and firmware upgrades.
• Monitor network performance and address issues promptly to minimize downtime.
• Provide technical support to college staff, faculty, and students regarding network connectivity, access, and troubleshooting.
Network Administrator • May 2002 - December 2008
• Plan and execute network expansion or upgrades to accommodate the evolving technology needs of the manufacturing process and supply chain.
• Implement and manage security protocols, firewalls, and intrusion detection systems to safeguard the network from unauthorized access and cyber threats.
• Conduct regular security assessments and audits to identify vulnerabilities and recommend improvements.
• Provide technical support to manufacturing teams, administrative staff, and other employees regarding network connectivity, access, and troubleshooting.
• Assist users in resolving network-related problems and offer training as needed.
• Maintain comprehensive network documentation, including network diagrams, configurations, and procedures.
• Keep accurate records of network changes, upgrades, and incidents for compliance and audit purposes.
I have a good skills in windows Servers, Opensource Servers and Firewalls. Very good In Firewall Configurations and Open VPN Setup. Skilled in FXO card with IPPBX in Astrisk. Good skills in Proxmox and Virtual Box Configuration & Troubleshoting.
Installing Pfsense firewall in a pc with 3 network cards, configure firewall rules, configure DynDNS & setup OpenVPN.
Firewall, OpenVPN
Remote access through webbrowser from anyware using DynamicDNS and Secured.
Remoteaccess, Secured Connection
Installing and configuring Proxmox and vitually install Windows server's, Linux servers and Containers.
Branding
Installing and Configuring Cisco Switches, Creating VLAN's and Trunk.
Switch Configuration
Installing Analog/IP Cameras and Installing DVR/NVR also installing Geric software.
Security SystemBook me to Upgrade your Network Infrastructure or New Implemnation of Netowrk Infrastructure.
Professional Networking Services.