Yes, it is generally possible to withdraw an application after submission on ETScareers.com. If an applicant decides to withdraw their application, it is typically advised to do so as soon as possible to ensure that the application is promptly removed from consideration. The process for withdrawal may vary depending on the specific position or the status of the application. It is encouraged to check the specific application page or any related guidelines on ETScareers.com for further details on how to withdraw an application. Additionally, it may be beneficial to consult the contact information provided on the website for any direct inquiries about the withdrawal process, as this can offer more personalized assistance.