Performs various analytical tests within the Drug Identification Section related to illicit drugs and drug paraphernalia. Examinations conducted include testing of unknown plant material, pills, powders, liquids, etc., for the presence or absence of controlled substances, and the use of laboratory techniques and instrumentation involved for analysis. Interprets complex data, formulates conclusions, and prepares results of findings to provide an expert opinion in criminal justice proceedings. Adheres to quality control procedures, performs quality assurance verifications, assists with the maintenance and calibrations of laboratory instrumentation, and participates in research and validations as necessary.