What type of jobs can I work in without post high school education

Do you live in the U.S.

HI,
There are quite a few things you can do. Check out the link provided.

Click Here: Get These Jobs With a High School Dipoma or GED - Jobs You Can Have With a High School Diploma or GED

If you end up wanting to gain additional skills and get a better paying job, contact the Office Of Education in your county for adult courses that are low cost to you or free (depending on your circumstances). This is offered in the U.S. Good luck!