To become a security director, you need a bachelor’s degree and a few years of experience working in security. With a degree in computer science, computer engineering, information technology, business, or a related field, you can develop the skills needed to fulfill security director duties. Entry-level jobs in this career field include security guard and information technology positions. If you prefer to work your way up, it will take a few years of experience on the job before you develop the qualifications for a security director role.