A public accountant is similar to a freelancer or contractor. You do not work as a full-time employee of one company but you instead offer your services to many companies or individuals. You may be preparing their returns, doing a forensic analysis of their books, or even just giving relevant advice.
Your qualifications are of great importance for this title, so ensure they are clearly shown. Above that, individuals and companies will be looking to see the experience you have had doing the kind of tasks they need to be done, so ensure that your experience section reflects all your capabilities.