NO government employee should receive a freaking BONUS! Government does not MAKE MONEY!!
Although I would make exception for a whistle blower reward for those who expose waste and fraud and money is actually saved from their efforts!
The Navy used to have a program called the Beneficial Suggestion Program where sailors and Navy employees could suggest ways of making procedures more efficient or saving the Navy money. If adopted the Navy would give that person a cash award.
One of the most infamous BeneSuggs' was made by cryptographer named John Walker, who suggested that certain classified material was only handled in secure spaces and didn't really need two person accountability. His suggestion was adopted and that allowed him to copy that material and pass it to the Soviets.