Employee

[ɛmˈplɔɪi]
Definition:

A person under a contract to provide work to a business in return for wages or salary. Employees are differentiated from other workers such as contractors in that the business has the legal right to dictate the conditions, hours and manner of work performed. 

An employee is hired by the employer after a possible application form and an interview process, the employee is then given an opportunity which is called an offer, after accepting the offer (this includes an employment contract), the candidate then becomes an employee. 

Part of speech:
noun
Synonyms:
worker
member of staff
member of the workforce
Use in a sentence:
There is not usually any formal structure for representing employees at board level.
Employee