• Ph.D. in Computer Engineering, The Bradley Department of Electrical and Computer Engineering (ECE), Virginia Polytechnic Institute and State University (Virginia Tech), 2015, United States.
  Dissertation: Collaborative Computing Cloud: Architecture and Management Platform
• M.Sc. in Electronics and Communications Engineering, Department of Electronics and Communications Engineering, College of Engineering Technology, Arab Academy for Science, Technology and Maritime Transport (AASTMT), 2007, Egypt.
  Thesis: Interworking between Wireless Networks
• B.Sc. in Electronics and Communications Engineering Department of Electrical Engineering, Faculty of Engineering, Zagazig University, 1999, Egypt.

• Acting Dean, College of Information Technology, University of Fujairah (UoF), Fujairah, UAE, July 2024 - present.
• Assistant Professor, Networking and Security Department, College of Information Technology, University of Fujairah (UoF), Fujairah, UAE, Aug 2021 - July 2024.
• Assistant Professor, National Telecommunication Institute (NTI), Cairo, Egypt, Nov 2015 - Aug 2021.
• Adjunct Assistant Professor, Electrical Engineering Computers Department, Higher Technological Institute (HTI), Tenth of Ramadan City, Egypt, Jan 2016 - Oct 2020.
• Graduate PhD Student/ Research Assistant, The Bradley Department of Electrical and Computer Engineering, Virginia Polytechnic Institute and State University (Virginia Tech), Virginia, USA, Jan 2009 - July 2015.
• Assistant Lecturer, National Telecommunication Institute (NTI), Cairo, Egypt, Feb 2008 - Jan 2009.

• Khalifa, A. A., Shreyas, J., Gururaj, H. L., Udayaprasad, P. K., & Srinidhi, N. N. (2024, May 23-25). Optimizing QoS in Internet of Multimedia Things using Cross-Layer Design and Artificial Bee Colony. In The 6th International Congress on Human-Computer Interaction, Optimization and Robotic Applications (ICHORA 2024), Istanbul, Turkey.
• Khalifa, A. A., Ramesh, G., Deekshith, R., Harsha, K., & Shreyas, J. (2024, May 23-25). Forecasting Financial Frontiers: Real-time Insights in Stock Price Prediction through LSTM, Linear Regression, and Sentiment Analysis. In The 6th International Congress on Human-Computer Interaction, Optimization and Robotic Applications (ICHORA 2024), Istanbul, Turkey.
• Khalifa, A. A., Aldhanhani, F. A., Al Zaabi, N. H. A., & Cengiz, K. (2023, November 23-25). Smart IoT-Based Diabetes Management System. In The 7th International Symposium on Innovative Approaches in Smart Technologies (ISAS), Istanbul, Turkey.
• Mustafa, M. M., Khalifa, A. A., & Cengiz, K. (2023, June 8-10). A Symmetric TDMA Mechanism to Optimize the Performance of the Body Sensor Network for Sports Application. In The 5th International Congress on Human-Computer Interaction, Optimization and Robotic Applications, Istanbul, Turkey.
• Mustafa, M. M., Khalifa, A. A., Cengiz, K., & Ivković, N. (2023, March). An Energy-Efficient Protocol for Internet of Things Based Wireless Sensor Network. CMC-Computers, Materials & Continua, Special Issue on Artificial Intelligence-based Smart Sensors for Industrial IoT Applications, Tech Science Press.
• Mustafa, M. M., Khalifa, A. A., & Cengiz, K. (2022, June 9-11). Performance Analysis of BSN Using ACK-TDMA Techniques for Effective Communication. In The 4th International Congress on Human-Computer Interaction, Optimization and Robotic Applications, Ankara, Turkey.
• Mustafa, M. M., Umamaheswari, S., Khalifa, A. A., Mokhtar, B., & Cengiz, K. (2022, June 9-11). An Application of Linear Regression on Air Pollution Detection Using Deep Learning. In The 4th International Congress on Human-Computer Interaction, Optimization and Robotic Applications, Ankara, Turkey.
• Khalifa, A. A., Azab, M., Mokhtar, B., & Eltoweissy, M. (2017, February). Resilient Collaborative Cloud Management in Mobile Environments. International Journal of Scientific and Engineering Research (IJSER), 8(2), 550-568.
• Khalifa, A., Azab, M., & Eltoweissy, M. (2014, December). Towards a Mobile Ad-hoc Cloud Management Platform. In The 7th IEEE/ACM International Conference on Utility and Cloud Computing (UCC 2014), London, United Kingdom.
• Khalifa, A., Azab, M., & Eltoweissy, M. (2014, October). Resilient Hybrid Mobile Ad-hoc Cloud Over Collaborating Heterogeneous Nodes. In The 10th IEEE International Conference on Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom 2014), Miami, Florida, United States.
• Khalifa, A., & Eltoweissy, M. (2013, October). MobiCloud: A Reliable Collaborative Mobile-Cloud Management System. In The 9th IEEE International Conference on Collaborative Computing: Networking, Applications and Worksharing, United States, 158-167.
• Khalifa, A., & Eltoweissy, M. (2013, June). Collaborative Autonomic Resource Management System for Mobile Cloud Computing. In The Fourth International Conference on Cloud Computing, GRIDs, and Virtualization, Spain, 115-121.
• Khalifa, A., & Eltoweissy, M. (2012, March). A Global Resource Positioning System for Ubiquitous Clouds. In The Eighth International Conference on Innovations in Information Technology (IIT), UAE, 145-150.
• Khalifa, A., Hassan, R., & Eltoweissy, M. (2011, September). Towards Ubiquitous Computing Clouds. In The Third International Conference on Future Computational Technologies and Applications, Rome, Italy, 52-56. (Best Paper Award)
• Abdel-Ghaffar, H. S., Ebrahim, H. A.-A., & Khalifa, A. A. (2008, August). Efficient Mobility Management Protocols for Integrated UMTS and Outdoor WLAN 802.11g. In International Wireless Communications and Mobile Computing Conference (IWCMC '08), Crete, Greece, 552-558.
• Abdel-Ghaffar, H. S., Ebrahim, H. A.-A., & Khalifa, A. A. (2006). Performance Evaluation of Real-Time Applications for Vertical Handover between WLAN 802.11g and UMTS. In Proceedings of the 3rd International Conference on Mobile Technology, Applications & Systems, Bangkok, Thailand.