In 1995–96, he moved to Polonia Przemyśl, where he achieved success, helping the team secure a Polish vice-championship.
In 1998, he came back to Lower Silesia to join Zepter Idea Śląsk Wrocław, leaving Polonia Przemyśl due to the team's financial problems and declining league performance.
Because of the financial problems in Górnik, Adamek has moved to the Turów Zgorzelec where he is working as assistant coach of Paweł Turkiewicz.
In 2022, Adamek's team finished 9th in the FIBA U-18 European Championships, hosted by the city of İzmir, Turkey] Poland saved the Division A spot for another year.
In June 2023, Adamek became the head coach of Górnik Wałbrzych, his first club as player, then the tier-2 league team.
He returned to his hometown after two successful years as the Śląsk Wrocław assistant coach, winning the 2022 Polish Basketball League championship and finishing as runner-up one campaign later.
Eventually, Górnik won the finals against Enea Abramczyk Astoria Bydgoszcz 3-1, despite trailing 0-1, and earned a spot in the Polish Basketball League.