This Sims2 Career was made by maxon: https://littlecarping.com/mybb/
I hope you enjoy using it

DO whatever you like with this download EXCEPT upload it, or any part of it, to a paysite. 

To install: 
Place all downloads in the Downloads Folder - usually My Documents/EA Games/The Sims 2/Downloads


You could put these files in a sub-folder of their own called, for example:

My Documents\EA Games\The Sims 2\Downloads\Careers


Thanks to all the usual suspects for SimPE and game-modding tutorials, especially and obviously those useful tutorials at MTS2.