Then how come you don't hear many engineers working at big banks who regularly break the law get slapped with either jail time or fines? Actually curious— are

Then how come you don't hear many engineers working at big banks who regularly break the law get slapped with either jail time or fines? Actually curious— are there any examples of engineers getting jail (or even fined) for being an employee at a company that did a lot of wrongdoing? Even for Theranos, I don't think any regular scientists were on the hook?