You can manage ownership and role specification of users for an OMW project with Version Workbench. Use the Owners row exit while you have a project selected to change your own user role for the selected project, remove yourself as project owner or add or remove other users as project owners. Use the Owners row exit while you have your default project selected in order to find a project your user id is not currently registered for as an owner prior to entering the Work with Project Owners screen:

Adding a project owner will initially default the role to the Development Configuration specified default role for the project status. Use the Delete button to remove a user/role as the project owner. Adding a user by using the Add button or changing the role by using the Select button will open the Project Owner Revision screen: