On 10 June 2016 he was appointed as manager at the newly promoted to First Professional League team Vereya.[4] The team finished on 10th position in the regular season and qualified for the Relegation Group A. Vereya finished 1st in the group and qualified for the European play-off.[5]
Beroe Stara Zagora
On 23 May 2017 Tomash was announced as the new manager of the other Stara Zagora team - Beroe, taking over the coaching duties at the team from 1 June.[6]
On 10 June 2024, Aleksandar Tomash was introduced as the new head coach of Spartak Varna, who returned to the highest level of football in Bulgaria. After a very solid start to the season, after which Spartak is in the top form and first positions, and after victories against some of the leaders of league, Tomash leaves Spartak on 27 August 2024, after CSKA Sofia pays his forfeit and brings him as head coach of the team, fulfilling his childhood dream.[8]
CSKA Sofia
Tomash returned to the club from his childhood and whose former player he was on 28 August 2024.[9]