Niklas Floß is a doctor and studied medicine in Tübingen from 2011 to 2017. He then worked at the Department of Infectious Diseases at Essen University Hospital from 2018 to 2024. There, he qualified as a specialist in internal medicine in 2023 and began his further training to become a specialist in infectious diseases.

Since September 2025, Niklas has been employed as a Guest Scientist in the One Health Surveillance research group at the HIOH and also works as a research assistant in the Department of Microbiology at Greifswald University Hospital. At the HIOH, he focuses on cohort studies and clinical surveillance, bringing a human medicine perspective to the team. He is interested in the interplay between the environment, nature and people, with a view to better understanding infectious diseases and targeting prevention more effectively.