TechAmerica hires Sarah Matz, ex-Texas Department of Transportation, as...

TechAmerica hires Sarah Matz, ex-Texas Department of Transportation, as director-state government affairs, southern region, effective March 25; TechAmerica public-sector board adds Peter Smith, American Systems … Tribune Co. hires Keith Bowen, ex-TV One and its part owner Radio One, as chief revenue officer, new position, effective April 1 … Discovery Communications promotes Doug Baker to chief operating officer, Discovery Networks International, where he also remains chief financial officer … Entercom promotes John Graefe to chief information officer, new post.

Newly hired at Mocana, supplier of security for mobile apps and Internet of Things: John Aisien, ex-Oracle Fusion Middleware, as senior vice president-marketing and corporate development; Alan Panezic, ex-BlackBerry, as vice president-products; Paul Fulton, ex-Cisco, as vice president-IoT products; Sandy Taylor, ex-Work4Labs, as chief financial officer; and Damien Eastwood, ex-Aruba Networks, as general counsel … Gary Gunter, ex-Martz Communications Group, rejoins Radio One as vice president and general manager, St. Louis radio stations … Pandora promotes Chris Martin to chief technology officer and Steve Ginsberg to chief information officer and creates new chief product officer post to be filled for three months on an interim basis by ex-CTO Tom Conrad, who will transition to a part-time role with the company.