Jonathan Tobias likes his job in tech , in part because it allows him to work remotely. Signing on from home means it's only a five-minute walk from his Brooklyn apartment to day care pickup. "I'm definitely lucky," he told Business Insider. Tobias, 39, also knows his employer's allowances are increasingly rare. After years of talking up flexibility and work-life balance, leaders across industries are taking a firmer approach — mandating office attendance , tightening performance metrics , and