Business Administrator is someone who handles all the financial MANAGEMENT of a business. His specific role varies from one company to ANOTHER. 

A business administrator understands the business operations and processes. His ROLES MAY involve accounting, finance, marketing, economics, statistics, human resources, and decision-making. In small organizations, business administrator manages ADMINISTRATIVE support services but in large organizations there are several levels of managers who specialize in different areas from human resources to facilities management.

Business Administrator is someone who handles all the financial management of a business. His specific role varies from one company to another. 

A business administrator understands the business operations and processes. His roles may involve accounting, finance, marketing, economics, statistics, human resources, and decision-making. In small organizations, business administrator manages administrative support services but in large organizations there are several levels of managers who specialize in different areas from human resources to facilities management.