Kniat started his managerial career at Blumenthaler SV in 2014, where he became player-manager and remained at the club for four seasons.[1] He then managed the reserves of SC Paderborn for five years before joining 3. Liga team SC Verl in February 2022.[2] On 13 June 2023, Kniat left Verl in order to become new manager of the newly relegated Arminia Bielefeld.[3]