Sean Plankey, most recently the nominee for director of the Cybersecurity and Infrastructure Security Agency, is joining defense technology company UFORCE as its U.S. chief executive officer. The London-based company created out of nine Ukrainian-based firms announced Plankey’s move Monday less than a month after he withdrew his nomination amid difficulties overcoming objections from senators who had placed a hold on it. Plankey’s a cyber veteran of the first Trump administration but also had