Joe Gebbia, the Airbnb co-founder, is a board member at Tesla who lives in Austin, where Mr. Musk, Tesla’s chief executive, keeps a large compound. He is planning to start shortly in the federal government as part of Mr. Musk’s team, which has been called the Department of Government Efficiency, according to the person with knowledge of the matter.

Musk has assembled a squad of enthusiastic, fresh-out-of-college engineers to “modernize” government agencies. No experience in policy? No problem! No security clearance? Who needs it! Read how Musk is meddling in your data,