Dominik graduated from the University of Berne in 1988 and subsequently worked there at the Equine Clinic, primarily in the field of equine medicine and exercise physiology. 

From 1992 to 2011 he was based at the clinic of the Swiss National Stud in Avenches, responsible for the Research Program, the EU accredited Equine Reproduction Unit and the associated Equine Clinic with its ambulatory service at the racetrack of IENA. Since 2012, he works in the new ISME combining the equine clinics of the University Berne and Avenches, where he habilitated in 2019 with the topic "Reproductive Strategies in the Horse". 

He is President of the Veterinary Commissions of the Breeding association for Swiss sport horses and Franches-Montagnes horses. As an ex-eventing rider Dominik retains a strong interest in sport horses and holds the position of the Head Coach of the Swiss Eventing Team including 7 participations at Olympic Games.