E.W. Scripps promotes Kate O'Brian to president-news, newly created role ... Airwavz smart building tech provider elevates Perry Welch to chief sales officer ... Snowflake cloud company promotes Sridhar Ramaswamy to CEO and adds him to its board, effective immediately; Frank Slootman retires as CEO, but remains chairman ... Quantum computing company IonQ adds Bill Scannell, Dell Technologies president-global sales and customer operations, to its board ... Berns Communications Group hires Hearst Magazines’ Kelly Roma, also former Conde Nast, as senior director-events and partnerships ... Pionaire Podcasting taps Ben Juster, ex-iHeartMedia, as vice president-podcasting operations ... Arlo Technologies, smart home security company, hires former Life360 and Fitbit executive Samir Kapoor as chief technology officer, effective March 11, and names Chief Financial Officer Kurt Binder to additional role of chief operating officer ... Wireless Infrastructure Association hires Karen Groppe, ex-ACT | The App Association, as vice president-communications … SpaceFund announces Kfir founder Sagi Kfir, ex-Blue Origin, as general counsel … Lantronix appoints Calumet Park Advisors’ Kurt Hoff, ex-Synaptics, as vice president-worldwide sales, effective March 4, succeeding Roger Holliday, retiring.