The job description is to the job what the foundation is to the house. Every structure begins at the bottom with a strong foundation on which to build. Like a structure’s foundation, a wellwritten job description can be used as the basis to establish and build the expectations of the job. When writing a job description you lay the groundwork for a particular job and for your relationship with the person you hire to do the work. When you first put in a requisition for a new person, you begin to build the justification for the position and what you expect the person who fills this position to do within the.