Chatmongkol learned to play football in the youth team of Chonburi.
However, from January to the end of June 2020, he was loaned to third division side Banbueng.
He made his league debut for Chonburi on 13 September 2020, playing the entire match against Trat.
[2] On 15 October 2021, Rueangthanarot was called up to the Thailand under-23 for the 2022 AFC U-23 Asian Cup qualification phase.
This biographical article related to Thai association football is a stub.