Polish the old resume.
Check on these quality specks, you don't have to get certified in them but following some kind of document control is a good practice.
my favorite saying is "If you did not write it down it did not happen"
along with that you have to be able to fine the paper where it was written also.
YES, that't the problem. Too many people don't want to leave a paper trail so they can't get blamed or be held accountable!! So every effort is made to circumvent any formality.
Till there is a large mistake that cost $$$$ don't expect change to come from the top.
Then you can tell them I told you so when they have to shut down the place, or when you get the chance to help bring it back from the edge of disaster.
Sometime ago was ISO9001 but now Industries want you have IATF 16949:2016
Doc's maybe you must to see too ISO14001/VDA6.3/MMOG/Q1 I think this kind is for automotive...on the other industries maybe you need to see wich one uses.
https://www.asme.org/ has standards on drawings and revisions.
It's also customer/industry driven for specs and standards. So what's your market?
What's your budget?
How many people are there with you on this adventure? (Are you a cowboy?)
What's the current culture? How did you did [get] to where you are now?