1. Geotechnical Designer II, Alfred Benesch and Company, Lincoln, NE; formerly, Dept. of Civil and Environmental Engineering, Univ. of Nebraska–Lincoln, Omaha, NE.
2. President and CEO, Hawkins Construction Company, Omaha, NE.
3. EHS Director, Hawkins Construction Company, Omaha, NE.
4. Hawkins Construction Company, Omaha, NE.
5. Associate Professor, Dept. of Civil and Environmental Engineering, Nebraska Center for Materials and Nanoscience, Univ. of Nebraska–Lincoln, Omaha, NE.