If supervisors and job incumbents disagreed about the relative importance and weights of various job duties, how would you reconcile their conflict opinions?

If supervisors and job incumbents disagreed about the relative importance and weights of various job duties, how would you reconcile their conflict opinions? For example, if a supervisor emphasized the technical aspects of a customer service representative’s job and the representative emphasized the interpersonal aspects of listening to customers and understanding their problems, what would you do?