Supervises and assists with operation of a variety of machinery, equipment and tools associated with laboratory operations, which may include a laboratory truck, microscope, comparator, scale/balance, nanopore water system, deionized water system, autoclave, oven, magnetic stir plate, hot plate, incubator, laboratory refrigerator, spectrophotometer, ICP-MS, ammonia meter, fluoride meter, pH meter, colony counter, autoanalyzer, titration burette, desiccator, propane torch, alcohol burner, vacuum pump, laboratory paraphernalia, laboratory glassware, medias, testing materials, hand tools, or two-way radio. • Prepares and implements laboratory quality assurance plan and quality control guidelines to maintain laboratory certification; maintains written protocols to monitor quality controls; conducts ongoing evaluation of quality control measures; maintains procedures for development of acceptance/rejection criteria; revises/updates quality manual and procedures as needed; prepares all reports required to maintain state laboratory certification; monitors staff adherence to quality assurance and quality control procedures to ensure integrity of samples and test results.