A proof that the interest and weight of Linux in this sector is growing without stopping is to verify the number of students who are studying about this project. And the news is quite pleasant to see that more than 1 million students are doing it now and the number continues to rise more and more ...
That's a really high number, but ... Do you know the best That number of students is only free introductory course taught by the Linux Foundation, so the actual number of students learning Linux worldwide in other courses is infinitely higher.
About 6 years ago The Linux Foundation launched its first free online introductory Linux class. Today it has several courses, like the one I left you in the previous introductory link on the edX platform. A MOOC (Massive Open Online Courses) which is having a lot of success. And it is this that has managed to overcome the barrier of one million registrations.
Not bad at all ... But it is not surprising either knowing that this operating system that started as a hobby is now the one that sustains the Internet, supercomputers, powers the cloud infrastructure, keeps most mobile devices running, manages some industrial and critical systems, as well as government, etc.
Also, you should know that Linux system administrators and engineers they charge more according to some studies carried out. Other surveys on portals such as Indeed and other job boards showed that companies are mainly looking for people trained in the GNU / Linux operating system ...
So if you want to continue being a PC technician, study Windows, but if you don't settle for that and want something else, accessing sysadmin posts where you can manage servers in data centers, then opt for Linux ...