Some thoughts on foreign graduate student citizenship

[Nikia]

9. In some ways, I feel for them

On the other hand, there are Americans that are having a difficult time finding jobs in those areas. I know that many of them don't have doctorate degrees.
Is a doctorate degree in engineering always necessary for the job. Are people with lesser degrees that have been researching in those areas for the last 10+ years completely unqualified? Would large companies be willing to arrange part time work and paid tuition for graduate degrees for their employees with undergraduate degrees? Is an engineering degree always necessary? Might a person with an undergraduate degree in science be able to do the job, especially if they are hired at the entry level and learn more about the product and processes as they go.