In April 2016, he was named head coach of Lausanne HC of the Swiss top-flight National League A (NLA). In May 2016, he stepped down from his position as head coach of the Austrian national team to focus on his job in Lausanne. He guided the team to a fourth-place finish in the 2016-17 regular season, while being named NLA Regular Season Coach of the Year. Ratushny was sacked on October 11, 2017 after LHC had garnered twelve points from the first ten games of the 2017-18 season.