Georgia Institute of Technology

Faculty Profile

Joseph Homer Saleh

Joseph Homer Saleh

Associate Professor

Office: Knight 321-2
Phone: 404.385.6711
Fax: 404.894.2760


  • Ph.D. in Aeronautics and Astronautics, Massachusetts Institute of Technology, June 2002.
  • M.A. Near Eastern Civilizations, Harvard University, June 2006
  • Diplôme d’Ingénieur in Aeronautics and Astronautics, Ecole Nationale Supérieure de l’Aéronautique et de l’Espace, SUPAERO, Toulouse, France    June 1997


1. (Space) System Design: Theory and Applications

  • Value-centric approaches to system design and acquisition
  • Satellite reliability and multi-state failure analysis
  • Interdependent multi-layer networks: modeling and survivability analysis, with application to spacecraft and space-based networks
  • Spacecraft technology portfolio, responsiveness, and schedule slippage
  • Flexibility, obsolescence, and system valuation

2. Accident Causation and System Safety: research, education, and advocacy

  • Toward a formal foundation of system safety in multilevel systems
  • Observability-in-Depth: novel safety strategy to complement defense-in-depth 
  • Primitives of causality: the semantics of agonist and antagonist and models of accident causation and prevention
  • From learning from accidents to teaching about accident causation and prevention: multidisciplinary education for engineering students
  • System safety principles


Honors and Distinctions

  • Class of 1940 W. Roanne Beard Outstanding Teaching Award, Georgia Tech’s highest teaching award, 2016.
  • Outstanding Faculty Award, School of Aerospace Engineering and Sigma Gamma Tau, Georgia Institute of Technology, 2012.
  • Lockheed Dean’s Excellence in Teaching Award, Georgia Institute of Technology, April 2010.
  • Most Valuable Professor (MVP) award, School of Aerospace Engineering, Georgia Institute of Technology, 2008
  • Associate Fellow, American Institute of Aeronautics and Astronautics (AIAA)
  • Senior Member, IEEE
  • Faculty Appreciation Award, from the Technology and Policy Program at MIT
  • Vickie Kerrebrock Award, from the Department of Aeronautics and Astronautics at MIT
  • The 2005 mentoring award of the Best Thesis in Technology and Policy at MIT “for serving as Thesis Supervisor to Juan Pablo Torres Padilla”
  • The 2006 mentoring award of the Best Thesis in Technology and Policy at MIT “for serving as Thesis Supervisor to Nicole Jordan”
  • Charles S. Draper Fellowship, 1998-99


Selected Publications


  • Saleh, J. H., Castet, J.-F. “Spacecraft Reliability and Multi-State Failures: A Statistical Approach.” John Wiley & Sons, March 2011.
  • Saleh, J. H., Analyses for Durability and System Design Lifetime: A multi-disciplinary approach," Cambridge University Press, 2008.

Journal Articles:

  • Favaro, F. M., Saleh, J.H. “Toward risk assessment 2.0: Safety supervisory control
and model-based hazard monitoring for risk-informed safety interventions” Reliability Engineering and System Safety, Vol. 152, 2016, pp. 316–330.
  • Gen, F. Saleh, J.H., Tien, A. Herd, R. A. “Beyond cost tools: spacecraft net present value and the hosted payload paradigm” IEEE Transactions on Aerospace and Electronic Systems, Vol. 51, No. 4, 2015, pp. 3348–3363.
  • Favarò, F. M., Saleh, J. H. “Observability-in-Depth: an Essential Complement to the Defense-in-Depth Safety Strategy in the Nuclear Industry” Nuclear Engineering and Technology, Vol. 46, No. 6, 2014, pp. 803–816.
  • Saleh, J.H., Marais, K. B., Favaro “System safety principles: A multidisciplinary engineering perspective”. Journal of Loss Prevention in the Process Industry, vol. 29, 2014, pp. 283–294.
  • Castet, J.-F., Saleh, J. H. “Interdependent Multi-Layer Networks: Modeling and Survivability Analysis with Applications to Space-Based Networks”. PLoS One, Vol. 8, Issue 4, April 2013.
  • Saleh, J.H. Saltmarsh, E. Favaro, F. M., Brevault, L. “Accident precursors, near misses, and warning signs: critical review and formal definitions within the framework of Discrete Event Systems”. Reliability Engineering and System Safety, Vol. 114, 2013, pp. 148–154.
  • Favaro, F. M., Jackson, D. W., Saleh, J. H. Mavris, D. M. “Software contributions to aircraft adverse events: case studies and analyses of recurrent accident patterns and failure mechanisms”. Reliability Engineering and System Safety, Vol. 113, 2013, pp. 131–142.
  • Cowlagi, R. V., Saleh, J. H. “Coordinability and Consistency in Accident Causation and Prevention: Formal System-Theoretic Concepts for Safety in Multilevel Systems.” Risk Analysis, Vol. 33, No. 3, 2013, pp. 420–433.
  • Saleh, J. H., Pendley C. “From learning from accidents to teaching about accident causation and prevention: multidisciplinary education for engineering students.” Reliability Engineering and System Safety, Vol. 99, Issue 1, 2012, pp. 105–113.
  • Dubos, G. F., Saleh, J. H. “Risk of Spacecraft On-Orbit Obsolescence: New Framework, Stochastic Modeling, and Implications.” Acta Astronautica, Vol. 67, Issue 1-2, 2010, pp. 155–172.
  • Saleh, J. H., Mark, G. T., Jordan, N. C. “Flexibility: a multi-disciplinary literature review and a research agenda for designing flexible systems.“ Journal of Engineering Design, Vol. 20, No. 3, 2009, pp. 307–323.


hpep lab

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Prof. Mitchell Walker in the High-Power Electric Propulsion Lab