Responsible for the end-to-end management of both on-premise and cloud-based services. This includes maintaining the on-premises Active Directory domain services, and the Exchange Server (along with SMTP services). Additionally, I administer a suite of M365 services, such as Entra ID, Exchange Online, SharePoint, Teams and Azure cloud infrastructure. I also serve as a point of escalation for complex IT issues, providing resolution and support to various internal teams.