1. Lecturer, Dept. of Reconstruction and Projects, Univ. of Baghdad, Al-Jadriya, Baghdad, Iraq.
2. Assistant Professor, Dept. of Civil and Architectural Engineering, Lawrence Technological Univ., Southfield, MI.
3. Assistant Professor, Dept. of Construction Management, Florida Gulf Coast Univ., Fort Myers, FL.
4. Formerly, Graduate Teaching Assistant, Dept. of Civil and Construction Engineering, Oregon State Univ., Corvallis, OR.