Assistant Professor (8/2004 - present) 
Department of Geology
Appalachian State University
Boone, NC

Assistant Professor (8/2000 - 5/2004)
Department of Geology
Radford University
Radford, VA

Assistant Professor (8/98 - 5/00)
Department of Geography/Geology
Illinois State University
Normal, IL

Adjunct Lecturer (1/98 - 5/98) 
Department of Geology
Appalachian State University
Boone, NC

Visiting Lecturer (9/97 - 12/97)
Division of Earth and Ocean Sciences
Nicholas School for the Environment
Duke University
Durham, NC

Research/Teaching Assistant (8/92-12/93 & 1/97-5/97)
Dept. of Marine, Earth & Atmospheric Sciences
North Carolina State University
Raleigh, NC

Research Assistant (6/90 - 8/92)
Department of Geological Sciences
University of Maine
Orono, ME

Research/Teaching Assistant (8/88-4/89 & 9/89-4/90)
University of Dayton
Dayton, OH

Government/Private

Hydro III - GW Modeler (1/97 - 2/98)
Research Triangle Institute
Research Triangle Park, NC

Hydrogeologist II (1/94 - 12/96)
State of North Carolina
Dept. of Environment and Natural Resources Groundwater Section
Raleigh, NC

Project Engineer (3/89 - 9/89)
McCrate Consultants
Dayton, OH

Project Engineer/Estimator (5/86 - 8/88)
Shook Building Group
Dayton, OH