Because most professional jobs require some post-secondary education, you typically need to earn a bachelor’s degree to qualify for these various roles. Depending on the type of vocation you are interested in and the specialization required, qualifications may include an advanced degree, training, and experience in your preferred field. Keep in mind that the general requirements for a professional job don’t always follow suit. For example, a registered nurse is considered a professional career, but you only need to complete a two-year associate degree and gain certification to begin working as one.