The Jazz announced the signing Tuesday afternoon. Terms were not disclosed, per team policy.
The 25-year-old Pleiss was drafted by the New Jersey Nets in 2010 with the No. 31 pick. The 7-foot-3, 262-pounder was traded to the Atlanta Hawks and Oklahoma City Thunder, but played for FC Barcelona of the Liga ACB in Spain last season. He averaged 5.7 points, 3.8 rebounds and shot 62.3 percent.
Pleiss is a member of the German national team.