A highly growing industry which includes services such as consulting, data processing, technology outsourcing, and systems integration services to business customers. They help clients use computers, software, and communications systems more efficiently. In addition to providing advice on using computer systems, IT companies frequently recommend hardware and software systems their customers .This industry has lots of money and it has round the clock job. It attracts that person who doesn’t   like to bound on time 
Major Categories are:

1. Computer Hardware Engineering : Computer hardware engineers are involved in researching, designing, developing and testing the computer hardware as well as supervising its production and installation. Hardware is the term applied to computer chips, circuit boards, computer systems, and other equipment like keyboards, modems, and printers.

2. Computer Software Engineering : Software engineers who work in applications or systems development are engaged in analyzing user needs and designing, constructing, testing, and maintaining computer applications software or systems. Various kinds of software like software for operating systems and network distribution, and compilers, which convert programs for execution on a computer, are developed by a software engineer. In the programming or coding fields, software engineers give instructions to a computer, line by line; on how on perform a function or operation. These engineers are also geared to tackle technical problems and hitches. Although these engineers need to possess string programming skills, they are more occupied with the development of algorithms and in analyzing and solving problems in programming than with writing codes.