If you have proficiency in essay writing, you'll be able to use your skill in various communications careers, as well as in the general business world. You can work as a journalist, editor, freelance writer, advertising copywriter, or communications director and apply essay writing skills directly on a daily basis. Essay writing gives you a set of skills that can also benefit you in many other careers. If you need to write a speech, grant proposal, company blog post, or any other piece of writing, you'll be able to call on the skills that essay writing has allowed you to develop.