Zoho Recruit allows you to change the role of an existing user whenever required.

To change the role of an existing user

1. Login with Admin username and password.
2. Go to Users tab.
   
3. Click Edit icon beside the user. 
   
4. Change the access permission, and click Update.
   

Note:
* This option is available only in paid edition
* Only Recruiter Admin can change the role.