 While serving in the National Assembly, she served as Vice President of the largest commission relating to the health and wellbeing of Ecuadorean citizens, and was a founding member of the Commission on Education, Science, Technology, and Communication.She was named Minister of Urban Development and Housing by President Lenin Moreno in May 2017.Upon the suspension of Vice President Jorge Glas, Vicuña was named Acting Vice President until such time that Glas's corruption charges were sorted out.