skip to Main Content

The Management Team

Victor Tang

Victor is Tietronix’ Chief Executive responsible for operations and finances.

Prior to co-founding Tietronix in 1999, Victor worked for IBM and Wang Government Services to develop advanced software for computer products and for the NASA Space Programs. He applied innovative technology to the Space Shuttle, Space Station and the Mission Control Center.

Victor earned a bachelor’s degree in Electrical and Computer Engineering from Arizona State University in 1981.


Frank Hughes
Vice President of  Training Products

Frank is Tietronix’ Vice President of Training Products. He brings over 40 years of training experience to Tietronix with a solid background in management and technology development.

Prior to joining Tietronix, Frank was NASA’s Chief of Space Flight Training. He has spent more than 33 years at NASA, taking part in the training and development of all U.S. space missions since 1966.

Frank served in various leadership positions: Head of the Ascent/Entry Training Section, Chief of the Flight Training Branch, Chief of the Space Station Operations and Training Office, Chief of the Space Station Training Division, and finally, Chief of the Space Flight Training Division. Frank retired from NASA in 1999.

Frank earned a bachelor’s degree in physics from St. Mary’s College, California and master’s degree in environmental management from University of Houston – Clear Lake.


Michel Izygon, Ph.D.
Chief Technology Officer

Michel brings to Tietronix more than 25 years of software engineering experience, including all phases of software development from requirements analysis to architecture, detailed design, implementation, testing, and maintenance.

Prior to founding Tietronix, Michel held key positions in multiple projects at the NASA Johnson Space Center, including Project Manager, Technical Lead, Software Architect and Advanced Software Technology Consultant. He also served as a mentor and trainer in Object-Oriented technology for numerous high profile mission-critical projects.

Michel received his bachelor‘s degree with a concentration in Chemical Engineering from INSCIR Rouen, and a master’s degree in Electrochemistry from Université Paris VII. After receiving his Ph.D. in mechanical engineering from Ecole Centrale de Paris, Michel held postdoctoral positions first at the University of Houston, (supported by the Lavoisier Scholarship), then at NASA (under a National Research Council program). Since then, Michel has been researching and applying ways to use advanced software technologies to solve NASA-JSC problems.

Michel is an Adjunct Professor at the University of Houston – Clear Lake, School of Natural and Applied Sciences.


Jean-Loup Chretien
Vice President of Research and Development

Jean-Loup directs optoelectronic research and development at Tietronix. Jean-Loup has over 40 years of experience as a world renowned leader in engineering research and development and holds multiple patents in optoelectronics.

Prior to joining Tietronix, Jean-Loup was a NASA astronaut. He is a veteran of three space flights, spending a total of 43 days in space, including a spacewalk of nearly 6 hours. His missions include: Soyuz T-6, Soyuz TM-7, and STS-86 Atlantis.

Jean-Loup is also named as a distinguished cosmonaut, recognized as the first Western European to travel in space, as well as the first non-American and non-Soviet cosmonaut to walk in space. He was awarded the title of Hero of the Soviet Union, the Order of the Red Banner of Labor, Commandeur de la Légion d’Honneur (Commander of the Legion of Honor); Chevalier de l’Ordre National du Mérite (Knight of the National Order of Merit). He serves as a board member for the Academie de l’ Air et de l’ Espace and the French Air and Space Museum.

Jean-Loup earned a master’s degree in aeronautical engineering from the French Air Force Academy. He is a member of the American Institute of Aeronautics and Astronautics, the International Academy of Astronautics, and the Association of Space Explorers.

Back To Top