The IRNASA-CSIC invites applications for the prestigious Juan de la Cierva Postdoctoral Contracts to further research careers in Environmental Sciences and Agricultural Soil Management. Successful candidates will join one of two groups: Toxic Elements, focusing on water purification with composite materials, or Pesticides, studying pesticide dynamics in soils and sustainable management practices. A PhD (completed between January 1, 2023, and December 31, 2024), a strong record of publications, and the ability to work in a different R&D center than where the PhD was completed are required. Candidates should send their CV and documents to the respective group investigators.