Category: Experience

2000-2005: NASA-Hydrological Sciences Branch, Branch Head (GS15)

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Hydrological Sciences Branch, Goddard Space Flight Center, Greenbelt, Maryland

In this position, I was responsible for supervising, planning, performing, and directing hydrological processes research.  Major emphasis is given to the improved understanding and use of remote sensing …

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1999-2000: NASA-Headquarters, Visiting Senior Scientist (GS13)

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NASA Headquarters, Washington D.C.

This position is to manage NASA Headquarters Land Surface Hydrology research Program (LSHP) and related activities. Specifically, this position required: (1) Review and selection of NASA-relevant hydrology science, technology, and applications research to establish the …

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1997: USRA, Post-Doctoral Research Scientist

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Universities Space Research Association, Greenbelt, Maryland

Performed basic hydrologic research and proposal development in support of the NASA-Goddard Space Flight Center Data Assimilation Office and Hydrologic Sciences Branch.  Supervisor: E. Engman

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1993-1996: Research Associate

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University of Arizona, Tucson, Arizona

Performed research in support of dissertation project “Remote Sensing Soil Moisture Using Four dimensional Data Assimilation“.  The feasibility of synthesizing distributed fields of soil moisture by the novel application of four-dimensional …

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1993-1995: Teaching Assistant

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University of Arizona, Tucson, Arizona

Taught the laboratory section, and supported the classroom section of the introductory “Principles of Hydrology” course.   Teaching involved in-class problem solving, test writing, homework grading, and office hours.  Supervisor: S. Sorooshian

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1992: Research Assistant

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Laboratory of Tree Ring Research, University of Arizona, Tucson, Arizona

Collected tree-ring samples and measured tree-ring growth patterns under a microscope to understand and reconstruct past climates and water resources. Supervisor: L. Graumlich

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1992: Research Associate

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University of Arizona, Tucson, Arizona

Performed field research on the air permeability of volcanic tuff at Apache Leap, near Globe Arizona during summer internship.  Monitored air pressure decrease with time in packed section of boreholes as a proxy for …

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1991: Research Assistant

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Los Alamos National Laboratory, Los Alamos, New Mexico

Summer internship as part of the Department of Energy’s undergraduate Environmental Restoration and Waste Management scholarship program.  Primary focus was on the development and testing of landfill cover technology and …

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1988-1990: Hydrologic Technician (GS4)

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U.S. Geological Survey, Water Resources Division, Portland, Oregon

Summer internship for 3 summers, where I performed water quality sampling in the Yakima River Basin (Washington State).  This included collecting large samples for organics detection, as well as …

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