Dreier competed at the 2022 European Championships of Ski Mountaineering and won a bronze medal in the vertical race with a time of 27:25.[1]
She competed at the 2023 World Championship of Ski Mountaineering and won a silver medal in the vertical race with a time of 26:55.9.[2] On 19 March 2023, she earned her first career World Cup victory in the vertical race.[3][4] She finished the 2023 World Cup in first place in the vertical race standings.[5] She repeated as World Cup champion in the vertical race finishing with 263 points during the 2024 World Cup.[6]
She competed at the 2024 European Championships and won a gold medal in the vertical race.[7] She won the 2024 Austrian national championship in the vertical race for the fifth year in a row.[8] She competed at the 2025 World Championship of Ski Mountaineering and won a bronze medal in the vertical race with a time of 24:01.0.[9]
