[5] Nadech started his modeling career at the age of 17, his first TV commercial being a Trident Recaldent chewing gum ad in which he starred alongside Thailand's superstar heroine Patcharapa Chaichua.

In 2010, he made his acting debut in a feature drama, starring in the lead role, in Ngao Rak Luang Jai as "Nawa Gamtornpuwanat".

He was also a member of the group "4+1 Channel 3 Superstar" with Mario Maurer, Prin Suparat, Pakorn Chatborirak, and Phupoom Pongpanu.

"[7] He has endorsed numerous major brands including Shopee, OPPO, 7-Eleven, AIR ASIA, Daikin, and TrueMove H. He is also one of the most visible celebrities in television, print, and billboard advertisements.

[14] He also teamed up with another non-industry friend to open an athlete potential development center called Sport Tech Pro in Ekkamai area.