The article talks about this, and claims that most of these jobs don't require certifications. They basically require plant specific on the job training, which

The article talks about this, and claims that most of these jobs don't require certifications. They basically require plant specific on the job training, which for whatever reason companies aren't providing. It's similar to the tech industry where jobs ask for 10 years of node.js experience, 15 years of Coffeescript and advanced linux kernel knowledge....If you need that person, your going to have to train him.