Companies hire people from government agencies for their connections. Government jobs doesn't pay a lot. Thus there is an implicit agreement that if a governmen

Companies hire people from government agencies for their connections. Government jobs doesn't pay a lot. Thus there is an implicit agreement that if a government employee awards contracts to a company they will eventually be "rewarded" by being hired into a good-paying job with that company. Repeat this process a few times and employees learn the process. You scratch our back and we scratch yours.