View the following support article regarding Shared Drive Access.

https://support.google.com/a/answer/7337554?hl=en&ref_topic=7337266

Please do not ask IT to share a drive or folder on your behalf. To maintain security, and for Document Leak Prevention purposes, it’s important the appropriate person shares the drive/folder/file. The manager of a Shared Drive can designate others as managers if they wish to do so.

You can view the members and role of the members of the Shared Drive by clicking below the Shared Drive name:

The list of members and role of the members will appear.