If you want to specialize in the engineering field where optimizing work systems are the concern, you might be interested in getting a PhD in Industrial Engineering. You will basically deal with a lot of science and math to increase productivity, which will then yield costs and outcome. Getting one of these is not difficult, if you plan ahead of time, starting from graduate school.
You might want to start with a lookout for universities that offer PhD in Industrial Engineering. Gather information like their prerequisites, so that you are able to prepare the things needed while completing graduate school. At the same time, you can check on how they are accredited to make sure you do not waste your time and money if you end up not being recognized. Apart from that, decide on areas you might or might not want to further your studies to. This way, you can shorten the list. However, if traveling is not convenient for you, you might try accredited online PhD’s instead.
Meanwhile, there are certain things that can be done while you are at graduate school. You would need to inquire about the admission and testing processes. You would need to take the Graduate Record Exam (GRE), where you may register yourself with the Educational Testing Service website. Exam materials are available in both the website and in libraries, too. Financial aids and advice are also something you might want to enquire about as getting a PhD is not cheap. You can also ask your graduate school for advice on your options, like whether you can do away with an accredited online PhD while you work.
Upon completing your admissions at the graduate schools you have enrolled for, attain your transcripts, GRE scores, and letters of recommendation. You can then submit your documents to the universities of your choice, and settle your admission process. Do take note of your curriculum details as well as you would want to be able to plan your schedule ahead of time. Last, but not least, you will need to ace your courses and write a well-researched dissertation.