She worked at the Inspection générale des finances. Between 2005 and 2009, she taught public finance at Sciences Po. From 2012 to 2014, she was chief of staff to Jérôme Cahuzac and then Bernard Cazeneuve. In June 2014, she was appointed secretary general of Assistance Publique – Hôpitaux de Paris. On 21 December 2016, she was appointed director of the budget by the Council of Ministers.