Tawk, who trains at the Mont Cedars Club , won the silver medal in the junior class of the Lebanese Championships in February 2016. He started a year later at the Nordic World Ski Championships 2017 in Finland's Lahti for his first major international competition. There he missed the qualification for the 10 km classic race in 58th place with a deficit of more than 18 minutes in the competition. In the sprint he was 150th in qualification and could not qualify again. He made his third attempt at the race over 15 km in classic style, but also missed the qualification for the final race.