Real Madrid icon Zinedine Zidane's new job has been dubbed 'presidential adviser to the first team'.
He will also take part in training sessions and meetings with Mourinho ahead of Champions League games.
A statement on Madrid's official website read: "The reasoning for his appointment is to assist in optimising first-team working conditions.
"Zidane will be readily available to the president and coach for all matters concerning Real Madrid's first team, with whom he will keep in frequent contact.
"The former player will participate in Champions League events and functions. He will also travel with the team on a regular basis for said competition and will participate in the pre-match gatherings, training sessions and meetings with the head coach."