Main image of article People Moves: Coming Home to Facebook and Who's At Yahoo, Oracle, Dell and More

Designer Aaron Sittig came back to Facebook as product architect after a six-month hiatus. Inside Facebook says It's a strong vote of confidence in the company. [Inside Facebook]

Facebook veteran Jeff Hammerbacher is founder and chief scientist as Cloudera, creator of Hadoop, which is a software that makes it easier for application developers to access and use huge amounts of data. [Silicon Alley Insider]

Steve Douty, one of the first five employees at Hotmail, joins Yahoo as the vice president of communications and communities, which includes properties such as Yahoo! Mail, Yahoo! Messenger, Yahoo! Groups, Flickr and Yahoo! Answers. [Louis Gray]

Andrea Morgan is Vice President of strategy at Oracle Retail [Oracle]

Activision co-founder Alan Miller will join GamesAnalytics as Director of North American Operations. [IndustryGamers]

Forrest Norrod is vice president and general manager of Dell's Server Platforms business [eWeek]

Frederic Markus joins LucasArts as the studio's creative director. [IndustryGamers]

Massachusetts-based analytics and services provider Datawatch hired IBM and Cognos veteran Michael Morrison as its president and chief executive. [Xconomy]

Mok Oh, who was founder and CTO if EveryScape in Newton, Mass., has been hired as chief innovation officer at Where, a Bost mobile software company. [Xconomy]

BioWare Austin's Vice President and Co-General Manager Gordon Walton will leave for Playdom's Austin branch as an as an executive producer. [IndustryGamers]

Mike Thompson was promoted from executive vice president of Marlborough, Mass.-based dta protection service Sepaton. Former CEO Mike Worhach remains as vice chairman of the board. [Xconomy]

Spredfast, a provider of the first enterprise-class social media management and social CRM system, today announced that Rod Favaron has joined the company as chief executive officer, effective immediately. Previously, he was chief executive of Lombardi Software and also Mediaprise. Spredfast's co-founder will take on the role of chief strategy officer. [Business Wire]

Prommis Solutions, a provider of knowledge processing services for the real estate finance industry, hired Charlie Piper as chief operations officer. [Business Wire]

Thomas Layton has joined the board of doxo, which provides a secure digital file cabinet for receiving, paying and organizing bills and other documents.[Business Wire]

Colorado Gov. John Hickenlooper has named Kristin Russel to be Secretary of Technology and Chief Information Officer. She joins from Oracle, where she was VP of Global IT Service Operations at Oracle. She'll be responsible for IT security and managing the state¿s computer networks and data centers. [CivSource]

Al Tarasiuk, formerly CIO of the CIA, is now CIO for the Intelligence Community (IC), an organization comprised of 17 U.S. agencies that perform intelligence operations. [InformationWeek]

Interactive One, the digital arm of media company Radio One, named Global Grind co-founder as CTO. [BlackWeb]

John D. Grieci is now Seagate's Senior Vice President of Customer Advocacy [BusinessWire] --Mark Feffer