The corner office doesn’t protect anyone from addiction. If anything, the pressure that comes with running a company, managing a team, or answering to a board can make things worse. More than 11 percent of workers in management roles were dependent on or abused alcohol or illicit drugs in the past year, according to a federal survey report — one of the higher rates among the industries tracked. For someone whose identity is tied to being the person in control, admitting there’s a problem can feel like the hardest call they’ll ever make.