[1][2] Vallejo began her career in politics in the 1970s as a community organizer in the Guayaquil neighborhoods of Urdesa and Guasmo [es].

Vallejo's work would see her decorated by the city government and she would make an unsuccessful bid for the office of Mayor of Guayaquil [es].

However, her candidacy gave her a media platform that Vallejo used to created public service announcements and hold talk shows.

[3] In 1988, President Rodrigo Borja Cevallos appointed Vallejos Governor of Guayas [es] at a time when the Province was experiencing high levels of crime and violence.

Primary objectives of her term was the establishment of measures and legislature designed at protecting the Galapagos Islands and the increasing of investment of hotel chains in Ecuador.