Infrastructure Architecture: Compute, storage, networking (physical & virtual).
Networking: LAN/WAN, firewalls, VPNs, wireless technologies.
Cloud Platforms: Microsoft Azure (IaaS, PaaS, SaaS).
Identity & Access Management: Microsoft Entra ID .
Operating Systems: Wintel environments (Windows Server, virtualization).
Solution Design Principles: Security, scalability, performance, cost optimization, maintainability.
Collaboration Tools: Office 365 suite (Exchange, Teams, SharePoint, etc.).
Experience in vendor management and working with third-party suppliers.
