That's not what my comment is about. That's a contractual distinction.
In the context of HR, a "Job" is a collection of similar positions, an Job Analysis is "a family of procedures to identify the content of a job in terms of the activities it involves in addition to the attributes or requirements necessary to perform those activities".
In the context of HR, a "Job" is a collection of similar positions, an Job Analysis is "a family of procedures to identify the content of a job in terms of the activities it involves in addition to the attributes or requirements necessary to perform those activities".
https://en.wikipedia.org/wiki/Job_analysis