and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Technical Domain Expertise — Expert-level understanding of radiation effects on electronics and materials, spanning commercial and rad-hardened component technologies, semiconductor devices (transistors, memories, logic, microcontrollers, FPGAs), and the ability to interpret engineering design documentation to assess radiation susceptibility.