Firas Rifai is a skilled Planungsingenieur at Wirtschaftsbetriebe Duisburg-AöR since January 2022, responsible for planning management, coordination, and evaluation of execution documents from technical, economic, contractual, and geometric perspectives. Previously, Firas served as a Projektingenieur at Ingenieurbüro Grassl GmbH from June 2019 to December 2021, where duties included structural inspections following DIN 1076 standards. Firas completed a Master's thesis focused on measurable indicators for stress corrosion cracking in prestressed concrete bridges while working as a student assistant at Ingenieurbüro Grassl GmbH. Earlier professional experience includes data entry at Katholisches Klinikum Oberhausen and construction supervision at Ebla Company for engineering and consulting. Firas holds a Master of Science in Civil Engineering from the University of Duisburg-Essen, a Bachelor of Science from Yarmouk Private University, and completed technical training in construction technology at Damascus University.