Members of PMAdmin local group have full access to Password Manager configuration, product currently does not support permission delegation within the Administration Site. An enhancement request VSTS99747 was created to add the ability for Password Manager Administration Site to support different levels of access, limiting the scope of permissions for each group.
An enhancement request VSTS99747 has been created detailing the feature above.
The product team will evaluate the request and this feature may become available on a future release of the product.
Please refer to this article for updates or contact support referencing the Enhancement Request ID: VSTS99747.