I. Gas Turbine Specialty: Responsible of preparing CTG tender specifications for simple and combined cycle projects, preparing technical evaluation reports in bids evaluation phase for different OEMs frames (GE, Siemens, MHI, and Ansaldo), design review of CTG engineering submittals (auxiliaries and GT operation philosophy) during design review phase for different GT frames (GE 9F, Siemens SGT 800), involving and preparing all interface GT auxiliary and supportive system design details, preparing performance testing methodology, approving manufacturer test procedure, witnessing the test, reviewing and approval for the CTGs performance test reports, in addition to involvement in all emerged issues during CTG commissioning and operation II. Performance test specialty: Excellent command on ASME PTCs, managing all performance tests activities including specifying performance test methodologies, developing performance evaluation tools, performance test procedure review, performance test witnessing, performance test related calculations and approving Contractors performance test resultsIII. Chief office: review of ongoing projects, setting performance tests methodology.IV. Project engineering: supervising and participating all mechanical engineering activities of power plants projects