When he returned to Germany he continued as quality engineer, and then executive assistant and manager, finance and controlling, until 2005. He moved to South Africa in 2006, as divisional manager of finance and controlling. Four years later, he wound up and moved again to Austria as CFO for Mercedes-Benz G GmbH in Graz for a short stint. In 2010, he moved to Mercedes-Benz in the USA as CFO. In 2015, Schwenk shifted to Beijing with his family as CFO for Beijing Mercedes-Benz Sales Service Co, a joint venture between Daimler and Chinese partner BAIC, before finally landing in Pune in November 2018.