Alaska Communications names WJW Holdings Managing General Partner Jim McCarley interim CEO; President-CEO Bill Bishop takes health-related leave of absence ... Rogers hires Nutrien’s Michael Webb as senior vice president-chief administrative officer ... AI company SambaNova Systems names Richard Halkett, ex-Amazon Web Services, chief revenue officer, and Danner Stodolsky, ex-Google, senior vice president-cloud ... Accenture adds Unilever CEO Alan Jope to its board, expanding it to 10 members ... Metamagnetics, supplier of RF magnetics solutions to the telecommunications industry, names Chairman Vince Harris to additional role of CEO, and promotes Vice President-Operations Lee Burns to president-chief operating officer ... Alps Alpine North America, manufacturer of electronic components and automotive infotainment system, adds former XL Fleet executive Mike Kenhard as chief technical officer and vice president-engineering ... Threat detection and response platform Securonix names Axonius’ Jerry Raphael chief financial officer.