In August 1994, he was appointed as the Deputy Chief of Mission in Mogadishu. In July 1995, Ranneberger was appointed as the Coordinator of Cuban Affairs Ranneberger helped lead the Administration’s policy to promote a peaceful democratic transition in Cuba, in part by intensifying support for human rights activists and the development of independent civil society.
In August 1994, Ranneberger was assigned as the Deputy Chief of Mission in Mogadishu. In July 1995, he took on the role of Coordinator of Cuban Affairs Ranneberger's work played a crucial part in shaping the Administration's policy to foster a peaceful democratic transition in Cuba through bolstering support for human rights advocates and promoting independent civil society.