To change the permission available to an Account Contact, you must be a Recruiter Admin User Type.  To do so:

1. Go to Account Settings.
2. Click on Account Contacts.
3. Select the Account Contact whose permission you want to change. Click on Edit Contact.
4. A new window will open. Go to the User Types field and select the desired option.

5. Click on Save and Send Confirmation to notify the Account Contact via email; click on Save if you do not wish to notify the Account Contact.

To learn more about User Types, refer to What are User Types?