A CAO (Chief Administrative Officer) is in charge of performing managerial and administrative tasks that are otherwise time-consuming for the CEO. You may oversee operations in admin-related departments including sales, HR, finance, etc. Apart from overseeing, you will be an integral part of the strategizing process and will be the middleman between the departments and the CEO.
Recruiters will be looking to see experience performing a variety of administrative tasks as well as an educational background in business administration or a similar field. Take a look at this successful resume.