The phrase "to have a career" means to have a profession or occupation that you work in for a long period of time and make a living from it. It refers to having a job that you are dedicated to and build skills and experience in. Full definition
I didn't have a career in business in mind, we just wanted to make a positive difference to people's lives. (inc.com)
Let us not forget that I have had this experience personally, and I would in fact not have a career as a writer and five published books without self - promotion. (bookpromotion.com)
So, why not reach out directly to recruiters in your field who have career opportunities ready to be filled by someone with your skill set? (resume-evolution.com)