Executive Moves

David Poirier, a former executive at government contractor Nana, has joined Appen’s Figure Eight Federal subsidiary to serve as senior vice president and will lead federal collaborations.

Mark Meade, senior vice president at Quantum Spatial, has been named to the National Geospatial Advisory Committee where he will contribute advisory work for three years.

William Harman, a U.S. Army veteran, has been named director of operations at ARServices’ research and development support services segment.

Susan Arthur, chief operating officer at OptumInsight, has been named to Rackspace’s board of directors.

Scott Spitzer, formerly lead of strategic programs and the Department of Homeland Security’s Continuous Diagnostics and Mitigation initiative at Symantec, has joined ServiceNow as business development and strategic programs director for civilian agencies, G2Xchange FedCiv reported Friday.

Josh Beard, former federal sales leader at Markforged, a 3D printing firm, has taken a similar position at data platform provider Labelbox.

Bill Donellan, formerly area vice president for sales at Adobe, has been elevated to the role of vice president of public sector, G2Xchange FedCiv reported Thursday.

Mark Tappan, a former technical director at BAE Systems, has joined Assured Consulting Solutions to serve as chief engineer, bringing over three decades of experience to the role.

Dennis Wiessner, a legal veteran in defense, aerospace and government contracting industries for more than two decades, has been named general counsel at Spaceflight.

Amr Salem, formerly corporate vice president at Cisco’s public sector segment, has joined Quantela as CEO.

Stephanie Douglas, former senior FBI official, has been appointed president of the newly created national security practice at investigations and security consulting firm Guidepost Solutions.

Ryan Marks, a former cyber executive at Jacobs, has joined Zeneth Technology Partners to serve as a partner and vice president of technology and innovation.

Brandon Sessions, vice president of operations at antivirus provider PC Matic, has been appointed to serve as chief revenue officer at the company’s federal business.

Zvi Peled, former vice president for sales at Flir Systems’ security business, is slated to assume the roles of chief operating officer and chief revenue officer at Nano Dimension on May 1.

Kevin Lynch, a former Deloitte executive, will join Optiv Security as CEO and as a board of directors member beginning April 17.