Nicolaus Copernicus Astronomical Center of the Polish Academy of Sciences (CAMK PAN) in Warsaw invites applications for 3 postdoctoral research positions in experimental gravitational wave physics at the new CAMK’s department AstroCeNT (Particle Astrophysics and Technology Centre) - an interdisciplinary, international research center, founded by Prof. Leszek Roszkowski and Prof. Tomasz Bulik – the beneficiaries of the International Research Agenda Programme (IRAP) of the Foundation for Polish Science (FNP).