To pursue a career as a media buyer, you can start by obtaining a relevant degree in advertising, marketing, communications, or a related field. Gaining practical experience through internships or entry-level positions in media planning or buying can be valuable. Developing skills in data analysis, negotiation, and digital media is also important. Networking, staying updated with industry trends, and seeking opportunities with media agencies, advertising agencies, or in-house marketing teams can help you kick-start your career as a media buyer.