a90cfa21_s__Power_Users_and_Operational__Responsibilities_and_Tasks
[Role] Active Directory Manager [Group] Infrastructure Team [Permissions] Will not have access to portal or site configuration settings and will not be able to make any changes to the application. [Trustee] SharePoint System Architect [Responsibilities and Tasks] 
Active Directory Management DNS Management Exchange Management
Understanding SharePoint's Communities: Power Users and Operational
Responsibilities and Tasks