According to the SAP S/4HANA Cloud, public edition Learning Journey1, if you want to customize the business role for the maintenance technician, you should use the Create From Template option in the Maintain Business Roles application. The Maintain Business Roles application allows you to create, edit, copy, delete, or assign business roles in SAP S/4HANA Cloud. Business roles are roles that define what business tasks or functions a user can perform in SAP S/4HANA Cloud. The Create From Template option allows you to create a new business role based on an existing template role.