Human resources departments are responsible for maintaining solid communication between employees and administration. From regulating federal guidelines on discrimination to hiring and terminating employees, human resources professionals performs a variety of task related to maintaining this line of communication. Like others jobs, human resources is not restricted to one level or tier,human resources. Managers oversee HR departments and provide further administrative support to higher management professionals. Like a human resources consultant holds a positions of authority among other HR professionals and act in a supervisory role with a wide range of responsibilities.