As JIRA Administrator, you can grant any users the Group Delegation Management since the features of Users and Group Management for Project Manager are driven by Custom Permissions.
- The Global Permission Manage Group Delegation allows to define who can create Group Delegations
- A set of Project Permissions allows users to acquire some privilege on Delegated Groups identified by the Group Delegation for a Project.
As Granted User with the permission Manage Group Delegation, you will be allowed to define which groups will be delegated in which Projects.
As Powered User granted with a "Manage" Group Delegation, you will be allowed to manage :
- Group's Membership for Users
- Group's Membership for Groups (Nested groups)