On 28 October 2021, after Szabolcs Huszti left his role as manager, Jeremiás was named caretaker manager for Nemzeti Bajnokság I club Debrecen.[2] On 8 November, he stepped down as first team coach and joined as an assistant to Joan Carrillo, the newly appointed manager.[3] On 31 May 2022, it was announced that he would take over the management of Debrecen II from János Szűcs, with effect from 1 June, assisted by Péter Máté.
Szentlőrinc
Shortly after his appointment to the reserve team, Jeremiás joined Szentlőrinc in the Nemzeti Bajnokság II on 5 July.[4] On 27 February 2023, the club agreed to mutually part ways after Szentlőrinc picked up 6 points from the last 12 games and ranked 17th in the table, which is a relegation play-off spot.[5]
Hungary U17 and U19
On July 2023, he took charge of the Hungary U17s.[6] In the Qualifying round for the 2024 UEFA European Under-17 Championship, the team finished second in their group behind Bulgaria and progressed to the Elite round.[7] They failed to qualify for the European Championship after finishing last in the group behind France, England and Northern Ireland.[8]
In the summer of 2024, Jeremiás was promoted to coach the Hungary U19s.[9]
Career statistics
Appearances and goals by club, season and competition[10]
^"Joan Carrillo a DVSC új vezetőedzője" [Joan Carrillo is the new head coach of DVSC]. dvsc.hu (in Hungarian). Debreceni VSC. 8 November 2021. Archived from the original on 8 November 2021. Retrieved 22 December 2024.