Academic Experience
- American University of Beirut: Member of the Faculty of Engineering and Architecture and Chair of the Electrical and Computer Engineering Department
- University of Pittsburgh: Exchange Faculty Member
- Massachusetts Institute of Technology: Visiting Scholar - University of Michigan: Visiting Faculty
- Saint Louis University: Visiting Faculty
- Notre Dame University: Member of the Faculty of Engineering, Dean of the Faculty of Engineering and Acting Dean of the Faculty of Architecture, Art and Design.

Professional Experience
- Bell Telephone Laboratories (AT&T): Member of the Technical Staff
- Projects, Studies and Implementation (PSAI): Technical Director
- Kettaneh Brothers (KBSA): Manger, Electrical and Mechanical Contracts
- Debbas Enterprises: General Manger

Public Service
- Administrative Reform Committee, Office of the Prime Minister, Lebanon
- Committee on Extortion and Bribery, International Chamber of Commerce, Lebanon
- Committee on Investment, Trade and Intellectual Property, ICC, Lebanon

Honors
- Fellow of the EE Department, Carnegie Tech
- Eta Kappa Nu, Honorary Electrical Engineering Society
- Sigma Tau, Honorary Engineering Society
- Sigma Xi, Honorary Research Society

Ph.D. in Electrical Engineering, Carnegie Institute of Technology , 1965.
M.S. in Electrical Engineering, Carnegie Institute of Technology, USA, 1961.
B. Electrical Engineering, (cum Laude), Youngstown University, USA, 1960.

Refereed Journal Articles

El-Hajj, K.Y.  Kabalan, K.Y. and Khoury, S. V, (2004) The Use of Spreadsheets to Calculate the Convolution Sum of Two Finite Sequences.  International Journal of Engineering Education, Vol. 20(5), pp. 867-871.

Kabalan, K.Y., El-Hajj,A., Khoury, S. V., and Yousuf, F. (2002) Root Computations of Real Coefficients Polynomials Using Spreadsheets. International Journal of Engineering Education, Vol.18 (1), pp 89-97.

El-Hajj, A., Kabalan,K.Y., Khoury, S.V. (2000) A Linear Control Simulation Toolbox Using Spreadsheets.  IEEE Control Systems Magazine, Vol. 20, No. 6, pp. 8-14.

Kabalan, K.Y., El-Hajj, A, Khoury, S.V., and Rayes, A. (1998) 3-D analysis of Radiation from Apertures in Flange-Mounted Rectangular Waveguides. AEU, Journal of Electronics and Communications, Vol. 52 (2), pp. 49-56.

Diab, H., El-Hajj, A, Kabalan, K.Y., and Khoury, S.V. (1998) High-Level Design of a Lebanese High-Speed Network. Arabian Journal of Science and Engineering, Vol. 32. (1B), pp. 83-102.

Kabalan, K.Y., El-Hajj, A., Khoury, S.V., and Rayes, A. (1997) Electromagnetic Coupling to Conducting Objects Behind Apertures in a Conducting Bodies. Radio Science, Vol.32 (3), pp. 881-898.

Khoury, S.V., Kabalan, K.Y., El-Hajj, A. and Rayes, A. (1997) Electromagnetic Radiation and Scattering at the American University of Beirut, Feature Article. IEEE Antennas and Propagation Magazine, Vol. 39 (3), pp. 40-43.

Diab, H., Hariri, S., El-Hajj, A, Kabalan, K.Y., Khoury, S. V. and Tarabah, M. (1996) A Multi-Channel Protocol for Very High-Speed Optical Fiber Local Area Networks Using a Passive Star Topology. Lebanese Scientific Research Report, Vol. 1 (3), pp. 82-103.

El-Hajj, A., Kabalan, K.Y., and Khoury, S. V. (1995) Electromagnetic Coupling Between Two Half-Space Regions Separated by Multiple Slot-Perforated Parallel Conducting Screens. IEEE Transactions on Electromagnetic Compatibility, Vol. 37, No. 1, pp. 105-109.

Khoury, S. V. (1973) Factory maintenance: Electrical Aspects. World of Chemistry, 5:16-19.

Khoury, S. V. (1969) Magnetic Field Replaces Traditional Hammer in Metal Forming. Acem. Vol.7.

Conference Proceedings

Khoury, S.V., Kabalan, K.Y., El-Hajj, A., and Nematallah, G. (2003) Moment Method Solution of a Partially Filled Parallel Plate-Fed Slot Antenna (TM Case). Proceedings of the International Conference on Electromagnetic Near-Field Characterization, pp 39-43, June 17-20. Rouen, France.

Diab, H, Khoury, S.V., and El-Hajj, A. (1998) Simulation of Dynamics using Distributed Multicomputer Architectures. Proceedings of the IASTED International Conference on Networks and Communication Systems, pp. 3-8.