Level of access
As the owner or admin of the organization you have 2 levels of accesses:
RBAC defined in this level concerns only access to your organization.
Please refer to the organization RBACs for more details about the roles of users and how you can adjust it.
RBAC of this level concerns access to projects (including their environments and architectures)
Please refer to the RBAC for projects for more details about the roles you can use to configure access to your projects.