Sourcefire (FIRE.DL) now has a new leader at the top. The company has named John Becker as its CEO, effective immediately. Becker replaces the IT security company's founder and interim CEO, Martin Roesch.

Becker is a tech industry veteran who has worked for more than 20 years in the industry. In addition to serving on the board of directors at Sourcefire since 2008, he held numerous executive positions at companies such as the privately held ScienceLogic and IT services company AXENT, now a part of Symantec

Becker will remain on the company's board following his ascension to the CEO position. Roesch will continue to serve as the company's chief technology officer, and as a board member.