JEA – Just Enough Admin – brings Role Based Access Control to Windows. It enables you to delegate specific cmdlets to specific users on specific endpoints.
A tool to help you create and mange JEA configurations is now available form
http://blogs.technet.com/b/privatecloud/archive/2014/10/24/introducing-the-jea-toolkit-helper.aspx
A white paper on JEA is also available from the same link
under: PowerShell v5