Gerges Boules

• Manage and ensure high availability of a large-scale SaaS on-premises infrastructure comprising 6+ IIS web servers, 4 application servers, Docker hosts, and multi-layer HAProxy load balancers with full TLS termination • Maintain business continuity for a complex backend including Active Directory, Linux servers, and a Docker environment hosting 4 production containers behind redundant HAProxy instances • Administer two enterprise SQL Server environments hosting 1,500+ databases for 1,500+ clients, origina

• Hybrid IT Infrastructure Management: Administer and support Windows environments with different versions starting of (2008 R2 -2025 (Active Directory Domain Services, Remote Desktop services, SQL, Exchange), Linux systems, cloud platforms (Azure AVDs, AWS web hosting servers) and partnered with cross-vendor teams and external third parties • Microsoft Exchange Expertise: Hands-on experience with Exchange Server (on-premises and cloud-based) including design, deployment, migrations, securing with Proofpoin

Managing on prem Infrastructure "AD DS, 3rd Parties servers, ACS, etc.." Managing Cloud Infrastructure using Azure Managing and deploying Exchange Servers and protecting them with Email protection applications Managing Network infrastructure "Using Meraki Cloud" Managing MDM solutions Managing Public DNS and Zero Trust networks "Using CloudFlare" Troubleshooting day to day problems and implementing new technologies