Role management is done in the administration page at Authentication and Authorization > Roles
Permissions are required for managing roles. More info
To create a new role, click
ADD ROLE in the top-right corner. On the new
page, give the role a unique name and add one or more permissions to it.
SAVE when done.
To assign a role to a user, go to the user at Authentication and
Authorization > Users. Click on the user and scroll down to
Here you can add one more roles to the groups that the user is a member of. You can also give the membership an optional expiration date.