It is hard to underestimate the role that the electrical engineer has played in modern life.or all engineers, trial and error is at the heart of what they do. An engineer tries to prove him or herself wrong every day. Every idea, product, and invention is rigorously tested and retested to prove that it will work. Electrical engineers make sure that when a user comes in contact with an electrical device, it will perform safely and reliably.Anything that requires electricity has been touched by the hands of an electrical engineer. An electrical engineer may work on any number of products, from a small pocket devices that will allow a user to perform one task, such as connect to the internet, to the largest of supercomputers that are responsible for driving the largest, most complex weapons systems. If you stop to think of the vast array of items that you use every day that involve electricity, you can quickly see the importance of electrical engineering in your life-- Provided by publisher.