PoshPrivilege provides a simple way to add/remove privileges to an account/group on a local machine as well as enabling or disabling existing privileges which are applied to a current user's process token.
Related blog post: http://learn-powershell.net/2015/06/03/managing-privileges-using-poshprivilege/
Available Commands:
Add-Privilege
Disable-Privilege
Enable-Privilege
Get-Privilege
Remove-PrivilegeDownload and install PoshPrivilege using PowerShell V5:
Install-Module -Name PoshPrivilege