How to become a maintainer?

The qualifications you need to become a maintainer depend on the industry in which you want to work. For a manufacturing maintainer job, you need a high school diploma and a few years of experience working in a manufacturing or packaging plant. You also need an aptitude for mechanics and awareness of safety procedures. To work as a maintainer in the railroad industry, you need an associate degree in electrical technology or an apprenticeship with an electrician. To become a software maintainer, you need a solid background in the programming language you wish to work with and strong problem-solving skills.