Powershell scripting of Active Directory, Exchange and Azure. More than 10 years skilled in Powershell scripting to automate system administration or migrating tasks for Active Directory, Exchange 2016 or Exchange Online and Azure platform. The keywords are: * Building Powershell libraries or modules * Automation * Error handling, debugging, trouble-shooting * Windows PowerShell Workflow * REST API, XML and JSON datafiles. * Desirable State Configuration (DSC) and Just Enough Administration (JEA) to configure and secure Windows servers.