Government’s "job" is to put up roadblocks to stifle the economy and innovation.
Government's "job" is to throw its military around to make you less safe.
Government's "job" is to whittle away at your standard of living.
Government's "job" is to counterfeit money.
Government's "job" is to muddle language so you are unable to think clearly or identify reality.
Government's "job" is to make sure you don't have options to escape its reach.
Government's "job" is to make up and enforce legislation that violates your natural human rights and destroys liberty.
Government's "job" is to indoctrinate children and make sure they aren't too educated for its purposes.
Government's "job" is to make you as dependent and helpless as it can get away with.
Government's "job" is to steal from you to make sure you aren't self-sufficient.
Anything else you've been told is "government's job" is a lie. The lies you've been told about the purpose of government should be obvious to you. If not, you'll keep making excuses.