Of course, many students achieve a B.Tech degree and then do a complete change of career. A significant number make such choices due to changed interests, market requirement, or personal growth. So, a B.Tech degree gives you a robust foundation in solving problems, analytical thinking, and technical skills that can be applied in various forms and areas. Be it management or finance, switching into an altogether new area or becoming specialized into a domain of data science, robotics, and more; all your technical education background would take you through all kinds of diversely challenging jobs. Sometimes though, additional certifications in specific courses, even postgrad degrees would do.
Changing a career path and being successful would depend on adaptability, readiness to learn, and proactive measures to be taken in the right direction. Networking or internships even in project works that happen related to the new domain would work as a wonderful exposure. A shift would probably take some amount of time, and effort; engineering background will facilitate the journey forward very well. Thus, if you find your interests have changed, do not wait to explore other career paths that align with your passions.