Plenty of people work for weapons manufacturers and such.
And those are bad people. If you work to build technology used to maintain power when you have an option not to, what else can that be called? These people are not desperate for a job.
I’m an engineer, I quit \ (after the startup I worked for was acquired) because Intel powers much of the MI complex. I quit \ when it became clear I was directly assisting with state level genetic experiments. As an engineer I could easily get a job elsewhere where I was not directly contributing to the downfall of my fellow humans.
Take McDonald’s for example. There’s a difference between someone who needs a job working in a restaurant and an Engineer working for McDonald’s figuring out how to more efficiently slaughter animals paid only to be concerned about their employer’s profit – that engineer could go work to more efficiently bake cookies.