System Engineering and Software Development using agile techniques for event-based localization of signalling messages for GSM, WCDMA, LTE and 5G NSA call traces- investigation of potential topics for product development via prototyping of algorithms, modules, test and use cases- story definition for software development- implementation and review of algorithms, procedures and methods- validation and testing of implemented resultsAutomated testing and evaluation via development of a modular programmable test environment for automation of complex test series by variation of parameters and for acceptance tests of product releases, features and solving of bugs.Presentation of product spectrum.Supervision of students in internships, bachelor and master theses.Application for and participation on the research project fast-wireless (research on 5G) funded by Federal Ministry for Education and Research (Bundesministerium für Bildung und Forschung; BMBF).

Software Development using agile techniques for LTE link level simulation incl.- Rayleigh fading channel modelling- Single- and MU-MIMO- scheduling- interference rejection combining- execution of expertisesCustomer training and demonstrationSupervision of students in internships, bachelor and master theses.Participation on the research project Cool-SON funded by Federal Ministry for Education and Research (Bundesministerium für Bildung und Forschung; BMBF).

Researcher at the Institute for Communications Technology at the Technical University of Braunschweig, Department of Mobile Radio Systems (Prof. Dr.-Ing. Thomas Kürner)Research in the areas of- planning and optimization of infrastructure networks for cellular networks (GSM, UMTS, LTE),- traffic / mobility modelling to estimate signalling traffic volume,- propagation and cell modelling.Acquisition, processing and coordination of national and international research / development projects and industrial projects:- development of a planning software for Broadband Wireless Access Networks (Central Innovation Programme for small- and medium-sized enterprises; SME)- FP7-ICT SOCRATES (funded by European Union),- development of models and algorithms for planning tools to automate the design of location areas by using measurements of performance statistics from the OMC (several industrial projects based on waterfall model)- development and improvement of hybrid propagation models consisting of free space, Okumura-Hata, Walfish-Ikegami, Flat Edge and Maciel-Xia-Bertoni for Ultra High Sites and urban areas (several industrial projects based on waterfall model)- planning, coordination and analysis of drive test measurements- updating of a geographical data base- quality study of cell calculations (industrial project),- 3D-interpolation of antennas directional characteristics (industrial project)Set-up, organization, support of teaching (lecture, exercise and practical courses, seminars), management of research assistants for several projects and supervision of students (14 master and bachelor theses)Participation in international boards (COST 273, COST 2100)Participation, presentation and contribution to the organization of national and international scientific conferences and exhibitions as well as reviewer of conference papers.