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Four years architecting enterprise infrastructure that powers aviation, healthcare, and government operations in Qatar — zero-downtime deployments, cyber incident response, mission-critical precision.
I'm Sajid Mehmood — a CCNA-certified IT Support Engineer with 4+ years in enterprise infrastructure, high-availability systems, and mission-critical support across aviation, healthcare, and government sectors in Qatar. 💼
My track record spans international airports, multi-site hospital networks, and government immigration centres. I specialise in systems lifecycle management, full-cycle device provisioning, network infrastructure deployment, and cross-functional stakeholder coordination. I operate within ITIL frameworks for incident, change, and problem management — including hands-on response to a 4-day cyber attack during the 2022 FIFA World Cup and an emergency UPS recovery at HIA. 🏆
HIA Project · Qatar
Deployed and maintained IT infrastructure across active airport expansion sites. Managed emergency hardware replacements with zero operational interruption. Received formal Safety Award recognition.
Healthcare Sector · 3 Sites · Qatar
Managed end-to-end IT infrastructure across 3 hospital sites. Maintained EMR system continuity with zero downtime incidents throughout the full engagement period.
Power International Holding · PIH Server Infrastructure
Led 4-day live incident response to active cyber attack during FIFA World Cup. Coordinated with Network and IT teams to isolate threat, deployed Kaspersky Endpoint Security — zero permanent data loss.
MOI · Qatar
Deployed and maintained complete IT infrastructure for government immigration processing centres. Managed device lifecycle, network infrastructure, and stakeholder coordination across multiple government departments.
Hamad International Airport · Qatar
Rainfall caused 10kVA UPS failure at critical live project site. Acting independently, sourced and deployed 5kVA replacement, arranged repair of original unit, then reinstalled 10kVA on return — zero infrastructure downtime.
Professional Certification · Simplilearn
Completed Cisco CCNA 200-301 certification with comprehensive study of enterprise networking, routing protocols, security fundamentals, and network automation. Applied directly to live infrastructure deployments.
Specialized in enterprise systems, infrastructure, networking, cybersecurity fundamentals, and modern IT operations aligned with real-world enterprise environments.
View CertificateSajid consistently performed well, demonstrating strong technical and analytical skills through his coursework. He worked effectively in team settings, showing a collaborative mindset and a practical approach to problem-solving — attributes that will serve him well in any advanced program.
Intensive software engineering programme focused on networking, databases, development, enterprise systems, troubleshooting, and infrastructure management.
View CertificateI evaluate Sajid Mehmood as an intelligent, dependable, dedicated student with good moral character who is ready to achieve his goals. He has shown himself to be a promising student, achieving marked results across different academic fields — I recommend him without reservation.
Built strong analytical and technical foundations in mathematics, problem-solving, and computer science principles that later supported enterprise IT specialization.
Hamad International Airport · Integrated Systems International
Formally recognised by project management for exceptional dedication, safety compliance, and technical performance during the Hamad International Airport Expansion Project.
Power International Holding · PIH Server Infrastructure
Led a 4-day incident response to an active cyber attack on PIH servers during the 2022 FIFA World Cup. Coordinated with Network and IT Support teams to isolate the threat, then deployed Kaspersky Endpoint Security — fully restoring operations with zero permanent data loss.
Hamad International Airport Expansion · Qatar
Heavy rainfall caused a 10kVA UPS to fail at a critical HIA project site. Acting independently, sourced and deployed a 5kVA replacement to maintain live operations, then reinstalled the 10kVA upon return — preventing any infrastructure downtime with zero assistance.
Cisco Certified Network Associate
Simplilearn SkillUp
January 17, 2026
Credential ID: 9726449
Verify CertificateReady to discuss an enterprise challenge, a critical infrastructure project, or a new opportunity? I operate with the same precision here as I do onsite. 📡
