Peter Schmidt's first occupation was cheesemaker. Later on, he was a regional officer of the NGG trade union (Food and Catering Union, affiliated to the DGB) for 27 years, in charge of dairy industries and bakeries. Since 2014, he has been a member of the European Economic and Social Committee (EESC)'s Group II (Workers). From 2015 to March 2018, he was the president of the EESC's Permanent Study Group on Sustainable Food Systems. From April 2018 to September 2020, he was the president of the EESC's Sustainable Development Observatory. Since October 2020, Peter is the President of the NAT Section of the EESC, responsible for Agriculture, Rural Development and Environment. Peter has been the rapporteur of several EESC's opinions related to SDGs as The sustainable economy we need or Aligning food business strategies and operations with the SDGs for a sustainable post-COVID-19 recovery (own-initiative opinion).