1. Assistant Professor, Dept. of Civil and Environmental Engineering, Prairie View A&M Univ., Prairie View, TX.
2. Undergraduate Research Assistant, Dept. of Civil and Environmental Engineering, Prairie View A&M Univ., Prairie View, TX.
3. Associate Professor, College of Agriculture and Human Science, Prairie View A&M Univ., Prairie View, TX.
4. Project Professional, SCS Engineers, Houston, TX.