Site administrators have full management access to all the objects within a site. For example, the site administrator can manage Provisioning Servers, site properties, target devices, device collections, vDisk assignments and vDisk Pools.
If a farm administrator assigns a site as the owner of a particular store, the site administrator can also manage that store. Managing a store includes tasks such as adding and removing vDisks from shared storage or assigning Provisioning Servers to the store. The site administrator can also manage device administrator and device operator memberships
To assign the Site Administrator role to one or more groups and its members: