Aug. 2005 – Jan. 2017Research Science Consultant, R&DC, Saudi Aramco, Dhahran, SA.

Worked as a Deputy Program Director for Downstream and Strategic Research Programs, and Supervisor of Process Development Group.

Aug. 2001 – Aug. 2005:  Chief Engineer & Scientist. ConocoPhillips-Tech. Dev., GTL Group, Ponca City, Oklahoma, USA.

Led the Syngas Team within GTL Program for the development of synthesis gas process based on millisecond residence time catalytic partial oxidation of natural gas.  Also actively participated in the development & commercialization of ConocoPhillips’ GTL process.

Jan. 1999 – Aug. 2001:  Senior Res. & Dev. Eng., Syntroleum Corp.,Tech, Center, Tulsa, Oklahoma, USA (developer of a GTL technology to produce synthetic fuels, lubricants, and chemicals).

Manager for the projects on Slurry Based Fischer-Tropsch (FT) synthesis and Product Upgrading which were the integral part of Synthroleum’s GTL process development.

1991 – 1999:  Principle & Senior Process Dev. Eng., ABB Lummus Global, Inc., New-Jersey, USA (leading licensor of proprietary petrochemical, refining, gasification, and gas processing technologies, and the supplier of proprietary catalyst and related engineering).

1987-1991: Research Associate & Postdoctoral Fellow, McGill University & Pulp and Paper    Research Institute of Canada, Montreal, Canada.