Under supervision, assists in the performance of standard tests and analysis on raw, natural and processed substances using prescribed chemical and physical laboratory procedures to determine composition, purity and compliance with legal standards. Conducts tests and analyses on raw, natural, or processed substances to determine composition or deviation from standards. Conveys and presents information in a concise manner. Develops and performs research studies. Enters laboratory test data into laboratory information systems. Evaluates materials and construction procedures. Inspects plant facilities and construction equipment for compliance and specifications. May be exposed to hazardous or unknown substances. May monitor and record laboratory systems such as refrigerators, ovens, incubators for compliance with requirements. May monitor the work to ensure accuracy of sampling and testing are in compliance with specifications. Monitors, adjusts, records, and maintains correct settings of laboratory equipment. Operates a variety of laboratory equipment, may calibrate and make minor repairs. Participates in the performance of chemical analysis work. Performs the field-testing or laboratory testing on construction sites. Prepares media and reagents, monitoring and recording quality of reagents. Reviews and performs calculations and completes test reports for distribution. Trains to develop analytical procedures or standards for compliance with regulations governing health, safety, and purity Bachelor's degree in a physical or natural science from an accredited college or university.