Ojrzyński played for Pomowiec Sońsk, Tęcza Płońsk and AZS AWF Warsaw.

[2] Previously he also managed a youth team of Legia Warsaw, Milan Milanówek, the reserve team of Polonia Warsaw, Znicz Pruszków, Wisła Płock, Raków Częstochowa, Odra Wodzisław Śląski and Zagłębie Sosnowiec.

[6] On 17 December 2021, Ojrzyński made his return to Korona Kielce, signing a contract to manage the team until the end of the 2022–23 season.

However, the team struggled after their return to top flight, resulting in Ojrzyński being relieved of his duties following a 1–1 home draw against Piast Gliwice on 29 October 2022.

[8] His son is a goalkeeper Jakub Ojrzyński, who has represented the colours of Legia Warsaw II, Liverpool and Caernarfon Town.