Hello Shahin,
Unfortunately, international students are not allowed to work in the United States during their training because they will be traveling with an M1 (study only) visa. However, if you hold a working visa, you are free to work part-time while doing your training at the same time.
To learn more about the visa, please visit here: https://epicflightacademy.com/flight-school-faq/?s=visa
Thank you for using our forum!