The DFG-Research Training Group 1932 „Stochastic Models for Innovations in the Engineering Sciences“ at the University of Kaiserslautern offers up to 6 PhD positions (100% TV-L E13)
Details can be found under http://www.mathematik.uni-kl.de/fileadmin/Projekte/GrK1932/Stellenausschreibung_Doktoranden_GrK_1932_englisch.pdf
or (in German) http://www.mathematik.uni-kl.de/fileadmin/Projekte/GrK1932/Stellenausschreibung_Doktoranden_GrK_1932.pdf
The application deadline is February 28, 2017. If there remain questions regarding the application process then feel free to contact Barbara Ermisch (ermisch@mathematik.uni-kl.de).