[1][2] She previously served as the first mayor of Bregaglia from 2010 to 2020, who gained national attention after the Bondo landslide, where she was responsible for the first aid and evacuation of its citizens.

In 1981, Giacometti entered the Federal Department of Foreign Affairs, were at the time young people were hired and trained to work in Swiss embassies and consulates abroad.

She completed the trainee program in Bern, and then was deployed to the Swiss Embassy in Lisbon, Portugal becoming a foreign service officer.

Later she worked for the Swiss Consulate General in Milan, Italy before returning to her home region Grisons, Switzerland.

Since 1 January 2010 she was the first president/mayor of the newly established town of Bregaglia, which merged from the former municipalities Bondo, Castasegna, Soglio, Stampa and Vicosoprano.