Computer systems administrators supervise the day-to-day operation of such physical computer devices as central data storage, printers, scanners, and routers. They install programs, hook up cables, identify problems, and update equipment and software. In 2016, U.S. News and World Report ranked the occupation the eighth-best technology job, and future employment projections show growing demand for workers with the right skills. This title explains the job and how it fits into the overall field of information technology. It focuses on what the job is like and also covers the bases of education, certification, and experience that employers will look for.