Chemist-EPA Drinking Water Testing (Contractor) RTI InternationalChemist-EPA Drinking Water Testing (Contractor)Durham, North CarolinaContractorThe role evaluates chromatograms, mass spectra, calibration and quality control data, troubleshoots analytical methods and instrumentation, and supports method implementation into routine laboratory operations. About the Hiring Group: You will be responsible for developing, optimizing, validating, and implementing analytical methods supporting EPA drinking water regulations, the Unregulated Contaminant Monitoring Rule (UCMR), and other environmental testing programs within an accredited laboratory.