Serves as the technical point of contact for site health physics matters including radiological modeling, dose assessments, radiological safety and risk, site characterization, field instrumentation, radiological data review and validation, and radiation measurements. Familiarity with radiation simulation codes such as Gold Sim, RESRAD, MCNP, Micro Shield, CAP88 etc. to design shielding, calculate detector efficiencies, estimate radiological dose, and to perform site performance assessments etc.