Secretary
occupation
Is the US Secretary of State similar to an administrative secretary of an office?
An administrative secretary of an office is hired to handle routine and calendar scheduling for a superior. The US Secretary of State is the head of the Department of State. The US Secretary of State is analogous to a foreign minister of other countries.  The US secretary of state can have administrative assistants.  Another name for administrative secretary is administrative assistant. 
What kind of duties are assigned to an administrative secretary? What are the duties and nature of the position of the US Secretary of State? Is #2 in accordance with #1?