A. Kniška, who had a strong pedagogical influence from his family, transitioned to education after initially pursuing translation studies. He began his teaching career at Vilnius Gabija High School in 1999 and rose through the ranks, becoming Deputy Principal in 2007. His tenure at the high school was marked by significant leadership changes and triumphs, leading to his reputation growing within the educational community.

In 2019, Kniška received an unexpected but exciting opportunity to contribute to the establishment of a new educational institution, the Vilnius Gabija Progymnasium. This venture allowed him to apply his extensive experience and vision to create a school that would reflect the values and educational standards he believed in. His past successes at the high school equipped him with the necessary skills and insights to shape the new school from its foundation.

As the director of the new school, Kniška aims to create a nurturing and innovative environment for students, emphasizing a strong educational framework. Through his leadership, he intends to instill a sense of pride and excellence in education, aligning the school's mission with the community's expectations and aspirations. The establishment of the Vilnius Gabija Progymnasium represents a significant milestone in his career and in the local education landscape.