A written statement of what a job holder does, how it is done, under what conditions it is done, and why it is done is

Job description

Explanation:

A job description is a written statement that shows the responsibility of a worker in a particular organization. A job description can also include the details about the company such as the mission and vision of the company and its culture.

The job description is a written statement of what a job holder does, how it is done, under what conditions it is done, and why it is done.