Admin can allow sub users to help manage the cloud. He can add sub user as delegate admin. The sub user with delegate admin permission can update account settings, as well as access all the admin data. It may raise security concern
Or admin can enable sub user to management task only. That way, sub user can access the management task, but not the real data. The functions can be assigned to sub users are: Team Folders, Storage Manager, User Manager and Group Manager.
As admin, when visit the admin task in Management Console, if the task can be assigned to sub users, a 'Security' menu shows.
In Security window, add user and assign the access permission.
Once the user has the permission, when login and visit Management Console on web portal, he/she will have the menu for the corresponding task show.