- Iowa Department of Administrative Services (Cedar Rapids, IA)
- …state executive branch that includes one year of full-time work as a Materials Technician 3 or Highway Technician Senior . For additional information, please ... tests, Rice specific gravity tests, field core density tests, asphalt cement DSR tests, air void determination of compacted...includes one year of full-time work as a Materials Technician 3 or Highway Technician Senior… more