Kehrer made his Freiburg II debut against Ulm on 9 January 2021.[1] He scored his first league goal against VfB Stuttgart II on 16 January 2021, scoring in the 79th minute.[2]
Cercle Brugge
Kehrer made his league debut against Standard Liège on 7 August 2022.[3] Kehrer had covid and suffered two injuries during his beginning at Cercle.[4] He scored his first league goal against Sporting Charleroi on 21 October 2022, scoring in the 90th minute.[5]
Loan to Deinze
On 6 September 2023, Kehrer joined Deinze on loan.[6] He made his league debut against Seraing on 17 September 2023.[7] Kehrer scored his first league goal for Denize against Beerschot on 18 February 2024, scoring in the 94th minute.[8]
Willem II
On 5 July 2024, Kehrer signed a three-year deal with Willem II in the Netherlands.[9]
International career
Kehrer has represented Germany at youth international level.[10]