A Cisco engineer is an information technology (IT) professional who specializes in building computer networks for companies using the Cisco suite of products. As a Cisco engineer, your job responsibilities include developing and building new networks, providing technical support for users, monitoring the system for issues, and troubleshooting problems. Cisco engineers usually serve on a team of IT professionals and liaise with various departments to discern the current and future needs of the company. Your job is to ensure that the network is meeting, and will continue to meet, the needs of the business and its applications.