The Nicolaus Copernicus Astronomical Center (NCAC) in Warsaw, informs that in the competition, announced on January 3rd, 2022, for the post-doc position, financed by the project Maestro entitled "Astrophysics of gravitational waves", nr 2018/30/A/ST9/00050, led by prof. Chris Belczyński, the jury recommended and the Scientific Council approved employment of dr Iwona Kotko.