Lumen Technologies taps Dave Ward, ex-PacketFabric, as chief technology officer … Wireless Infrastructure Association announces board changes: SBA CEO Brendan Cavanagh takes seat of Jeff Stoops, who retires from SBA; Mike Kavanagh, Crown Castle executive vice president and chief operating officer-towers, joins board; and Bud Noel, American Tower executive vice president and president-U.S. Tower Division, replaces CEO Steve Vondran on board … Nexstar Media Group board adopts new policy that bars the same individual from serving as board chair and CEO, effective only after Chairman-CEO Perry Sook, Nexstar’s founder and currently its third largest shareholder, leaves Nexstar and the board; Sook’s current employment agreement runs through March 2026 ... YL Ventures, cybersecurity venture capital firm, adds Justin Somaini, former chief information security officer at Unity, SAP, Yahoo and Symantec, as a full-time partner ... RS Technologies, manufacturer of composite utility poles, taps board member John Higgins, also former MasTec, as CEO, replacing departed George Kirby ... Crowell & Moring names Pillsbury’s Rafi Azim-Khan to lead its digital law practice in Europe ... Deepwatch, managed security platform, hires Cofense’s Shane McGee as general counsel and chief privacy officer.