Career
Hermann scored 16 goals for Air Force Central in 2013 as the club were promoted back to the Thai Premier League. On 9 March 2014, he made his debut in the Premier League and scored a consolation goal as Air Force were defeated 5−1 by Police United. On 21 June, he brought his team back from a goal down, scoring a hat-trick to defeat Chainat Hornbill 3−1 in the 19th round of the Thai Premier League.