Of all the ways you can make money out of computer knowledge, this feels like the most stress-free to us. A network administrator usually works in-house with a company and has overall responsibility for the health of that company's computer network and the equipment on it. Ever tried to log on to a website at work, find your access has been blocked and seen the message 'Please contact your network administrator?' This is who they were talking about.
A network administrator probably has a degree in computer science and has worked their way up through the system, having started as an IT technician. When a problem occurs, they can send out a team of technicians to solve it for them without getting their own hands dirty. When things are working well, you don't need to do anything at all. Where do we sign up?