The String Theory group at the Naples Section of INFN and the Physics Department of Naples University "Federico II" invites for applications for a post-doctoral position for research activity in "Gauge and String Theories", within the INFN research Initiative "String Theory and Fundamental Interactions", starting in fall 2018. With a gross salary of 36KE, the fellowship will be granted initially for one year and may be extended for a second term. Application deadline is November 15, 2017. Details of the call and the online application procedure can be found on the INFN job opportunities site http://www.ac.infn.it/job/ under POST-DOCTORAL FELLOWSHIPS IN THEORETICAL PHYSICS (N.14 POSITIONS). Interested candidates must indicate the INFN section NAPOLI and the topic "Gauge and String Theories" in their application. Information on the activities of the group can be found on the web site http://strings.na.infn.it Raffaele Marotta, Wolfgang Mueck and Franco Pezzella