The Michael Rubin staffer arrested at his Hollywood Hills mansion is one of his housekeepers, and she'd allegedly been skimming tons of cash out of his safe ... TMZ Sports has learned. Law enforcement sources tell us the woman was taking the money out of a safe at the home of the Fanatics CEO for nearly a year. At some point, Rubin noticed cash was going missing, and we're told his 24/7 security team installed a hidden camera inside the safe. Our sources say she dipped her hand in the cookie