How to trigger a workflow to Manager's Manager when the employee does not have a Manager?
Employee Central: Workflow
If Position Management is in use, the workflow can be configured with the following:
If Position Management is in use or not, the following configuration will fulfill the requirement:
supervisor, M+1 , KBA , LOD-SF-EC-WFL , Workflows - Configuration, Tools, Objects & Rules , LOD-SF-EC-RUL , DO NOT USE - Business Rules & Event Derivation , How To