Konstantina Ntemiri has studied Environmental Science and holds an MSc in Sustainable management of protected areas. She started her professional career in 2008 at the Institute of Inland Waters in the Hellenic Center for Marine Research working as a field researcher. From 2010 till 2013 she was a scientific advisor on environmental issues for a Member of the European Parliament. Since 2014, she has been working for the Hellenic Ornithological Society/Birdlife Greece as Environmental Policy Officer, promoting the positions of HOS and being actively involved in policy-making.

She is also a substitute member, representing the environmental NGOs, in the Natura 2000 Committee.