Elon Musk’s Optimus robotics program now teeters on shaky ground following the abrupt exit of its engineering chief. On Friday, Milan Kovac, one of the architects behind Musk’s bid to build humanoid helpers,

The head of engineering for Optimus, Tesla’s humanoid robot division, left the company on Friday. Milan Kovac announced his departure on X, insisting that it “will not change a thing” about the company’s plans, which, as of March, meant building thousands of robots this year alone.

Milan Kovac, head of Tesla's Optimus humanoid robot program, is leaving the company to spend more time with family, and he said that his support for Musk and Tesla is "ironclad."