Online (ESL) qualify graduates to obtain positions as a tenure-track faculty member in a college or university. Graduates of online doctorate degrees are specialists in ESL pedagogy and bilingual curriculum preparation. They may choose from fast-growing opportunities as textbook and curriculum designers, ESL software consulting and designers, education researchers, education administrators, and classroom teachers. Online ESL doctorate degrees offer a flexible way to earn a new credential, while maintaining a full or part-time work schedule. English as a Second Language courses are geared toward education professionals and others who wish to pursue mastery in a challenging and diverse field.