I believe he ended up being a security consultant or something. So it’s possible.
I think you might find work with smaller companies. HR at most big company will often deny, ignore or ghost you once they pull the background check. Maybe they will look the other way? But likely need to know a few hiring managers that would take the risk of hiring a convicted felon.
Personally, I do know having a felony on record will exclude you from any financial related firms. But honestly, you are not missing out.