Although PowerShell doesn't include cmdlets for managing Active Directory, AD cmdlets are available—and they're free. You can use them to automate many of the tasks you need to perform to keep user accounts up-to-date.
John Savill's Hyper-V Master Class
Join John Savill for 12 hours of comprehensive Hyper-V training. This master-level online training course will explore all the key aspects of a Hyper-V based virtualization environment covering both current capabilities in Windows Server 2012 R2 and looking at the future with Windows Server vNext.