There are plenty of career paths from engineering to academics where a knowledge of thermodynamics can be a benefit to you. Multiple jobs in the field of engineering call for experience with the study of thermodynamics, because engineers must understand how heat and energy affect the systems they design. Careers in the aerospace industry require a thorough knowledge of thermodynamics as well. You can also apply your experience with learning thermodynamics in the academic arena, whether you're in the research field or in the classroom environment.