Position: BNA. Analyst. Type. Full-time. Requirements. B.S. Degree in Chemistry, Environmental Science, Biology, or related field of study. Description. Earth. Analytical Sciences, Inc., has an immediate opening for a full-time Organic (BNA) Analyst. Job duties include, but are not limited to, preparing and analyzing samples by GC/MS with supervision, making reagents and standards, maintaining logbooks and supplies, reviewing data on TPH and BNA,...