According to the press service of the red-whites, the agreement with the 32-year-old Pole is calculated until 2024.
Rybus previously played for Terek in Russia from 2012 to 2016, and since 2017 he has played for Lokomotiv.
His contract with the railroad expired on May 31, 2022.
Together with the red-greens, he twice won the Cup of Russia, once became the champion of the country and once - the owner of the Super Cup.
Earlier, former Spartak football player Nikita Bazhenov commented on the appointment of Spaniard Guillermo Abascal to the post of head coach of the Moscow team.