I have no idea what to say about the pay/pay increases... but welcome to the forum.
I found this: https://ncdps.s3.amazonaws.com/s3fs-...re_low-res.pdf
...which basically tells you nothing :/ I'm sure you've seen it. I think there are some NCDOC staff here who can help you. 34k isn't much but like anything else, you get your foot in the door and go from there. The Federal system pays better in general if you're mobile.