Kalckstein became the Commander in Chief of an Infantry Regiment, Major General on 2 May 1733, and Lieutenant General on 3 February 1741. After 5 November 1736 he was the supervisor of the Charité hospital in Berlin. In the Silesian Wars he fought at Mollwitz, Chotusitz and Hohenfriedberg, became the Governor of the Fortress Glogau, and received the Order of the Black Eagle. On 24 May 1747 he was appointed the rank of a Generalfeldmarschall.