Anything can change during the process of planning a career. You should just limit yourself to taking courses for only one job because you might change your career in the future. Take a variety of courses.
A lot of times a job isn’t what it appears to be. A variety of factors can play into it to completely change the structure of the job, so keep an open mind.
Teamwork plays a huge role in almost any job. Practicing communication and knowing a lot of people and having a higher social circle will help with you job.