Most of the GNSSN member countries are facing several challenges related to health care; agricultural production, food security; the management of natural resources, and sustainable energy. These challenges are often multidimensional originated by a very complex and divers nuclear safety and security infrastructure. An effective global collaboration framework with the sufficient human resources and the IT technology will be a practical solution to tackle these challenges. With this context, thematic networks contribution is i) to foster the convergence of technical nuclear safety practices, ii) to collaborate internationally with other regional or thematic networks; and iii) to provide for an efficient forum for voluntary exchange of experiences and technical and scientific expertise.