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I am an experienced IT professional based in Doha, Qatar, specializing in IT administration and support across various industries including oil and gas, construction, and education. I have hands-on expertise in managing Windows Server environments, Microsoft 365, networked devices, and on-site IT support, including challenging offshore environments. With a strong background in user and infrastructure support, I pride myself on resolving technical issues efficiently and maintaining smooth IT operations. My career journey includes roles that range from IT instructor in the Philippines to IT administrator in Qatar, where I provide essential desktop and network support in critical operational settings. I am passionate about helping organizations leverage technology effectively while ensuring security, data integrity, and user productivity. I am eager to contribute my skills and grow as part of a forward-thinking IT team.…I am an experienced IT professional based in Doha, Qatar, specializing in IT administration and support across various industries including oil and gas, construction, and education. I have hands-on expertise in managing Windows Server environments, Microsoft 365, networked devices, and on-site IT support, including challenging offshore environments. With a strong background in user and infrastructure support, I pride myself on resolving technical issues efficiently and maintaining smooth IT operations. My career journey includes roles that range from IT instructor in the Philippines to IT administrator in Qatar, where I provide essential desktop and network support in critical operational settings. I am passionate about helping organizations leverage technology effectively while ensuring security, data integrity, and user productivity. I am eager to contribute my skills and grow as part of a forward-thinking IT team.

John Donnel Atun

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I am an experienced IT professional based in Doha, Qatar, specializing in IT administration and support across various industries including oil and gas, construction, and education. I have hands-on expertise in managing Windows Server environments, Microsoft 365, networked devices, and on-site IT support, including challenging offshore environments. With a strong background in user and infrastructure support, I pride myself on resolving technical issues efficiently and maintaining smooth IT operations. My career journey includes roles that range from IT instructor in the Philippines to IT administrator in Qatar, where I provide essential desktop and network support in critical operational settings. I am passionate about helping organizations leverage technology effectively while ensuring security, data integrity, and user productivity. I am eager to contribute my skills and grow as part of a forward-thinking IT team.…I am an experienced IT professional based in Doha, Qatar, specializing in IT administration and support across various industries including oil and gas, construction, and education. I have hands-on expertise in managing Windows Server environments, Microsoft 365, networked devices, and on-site IT support, including challenging offshore environments. With a strong background in user and infrastructure support, I pride myself on resolving technical issues efficiently and maintaining smooth IT operations. My career journey includes roles that range from IT instructor in the Philippines to IT administrator in Qatar, where I provide essential desktop and network support in critical operational settings. I am passionate about helping organizations leverage technology effectively while ensuring security, data integrity, and user productivity. I am eager to contribute my skills and grow as part of a forward-thinking IT team.

Available to hire

I am an experienced IT professional based in Doha, Qatar, specializing in IT administration and support across various industries including oil and gas, construction, and education. I have hands-on expertise in managing Windows Server environments, Microsoft 365, networked devices, and on-site IT support, including challenging offshore environments. With a strong background in user and infrastructure support, I pride myself on resolving technical issues efficiently and maintaining smooth IT operations.

My career journey includes roles that range from IT instructor in the Philippines to IT administrator in Qatar, where I provide essential desktop and network support in critical operational settings. I am passionate about helping organizations leverage technology effectively while ensuring security, data integrity, and user productivity. I am eager to contribute my skills and grow as part of a forward-thinking IT team.

Skills

Experience Level

Expert

Expert

Expert

Intermediate

Work Experience

IT Administrator at Petroleum Mechanical Trading Co. W.L.L. (Petromech Group)

January 31, 2024 - August 17, 2025

Maintained company-wide IT infrastructure including Active Directory, DNS, DHCP, File and Print Servers. Managed Microsoft 365 admin center for user provisioning, email migration, MFA enforcement, license assignments, and security policy configurations. Administered SharePoint Online for document sharing with access control and auditing. Deployed and maintained network printers, biometric systems, IP CCTV, and structured cabling. Provided Tier 1 and Tier 2 desktop/laptop support and OS troubleshooting. Oversaw daily data backups, antivirus monitoring, and coordinated with vendors and contractors for IT procurement and upgrades.

IT Support at Gulf Drilling International (GDI)

December 1, 2023 - Present

Provide desktop support to employees across head office, onshore, and offshore oil and gas rigs in Qatar. Troubleshoot various technical issues including Windows OS, Microsoft Office 365, VPN, and connectivity for critical rig-based operations. Deliver on-site IT support onshore and offshore after completing safety and technical training. Deploy and maintain laptops, networked printers, and biometric devices in harsh environments. Manage user accounts and email services via Active Directory and Microsoft 365 Admin Center, including MFA and permissions. Maintain detailed logs of IT issues and resolutions using internal ticketing system.

Technical and IT Support at Five M Construction WLL / British Engineering WLL

June 30, 2022 - August 17, 2025

Administered Windows Server 2016/2019 including roles, Group Policies, file sharing, and user rights management. Configured and maintained Microsoft 365 tenants, including Outlook troubleshooting, email routing, and spam filtering. Managed Microsoft Azure AD with conditional access policies. Installed and configured surveillance systems, access control devices, and Wi-Fi coverage across multiple floors. Created technical guides and provided basic training to non-technical users.

IT Support at Ventanas Construction Philippines Inc. (POSCO E&C)

February 28, 2019 - August 17, 2025

Installed and supported Windows Server 2012/2016, configured DNS/DHCP and administered domain user accounts. Implemented site-to-site VPN connectivity to ensure secure communication between HQ and remote offices. Performed daily system checks, antivirus monitoring, backup verifications, hardware repair, imaging, and setup of desktops and network printers. Provided remote support via RDP and TeamViewer to engineers and office staff.

IT Support and IT Instructor at San Andres School of Masinloc Inc. (SASMA)

June 30, 2018 - August 17, 2025

Maintained full campus IT infrastructure including servers, client machines, printers, CCTV systems, and projectors. Delivered hands-on instruction in Computer Systems Servicing covering hardware troubleshooting and network setup. Guided students in preparation for TESDA National Certifications (NC II) and inter-school technical competitions.