A public health microbiologist performs research on organisms that cause diseases or other health issues in the community. You work in a laboratory or in the field to study how illnesses spread, often studying contamination via vectors like food and water. Your duties include obtaining samples, making cultures, and studying them with advanced equipment, frequently using computer models to analyze data. You consult with physicians and public health officials to focus your research and solve specific health issues. Your responsibilities include reporting your findings to the relevant authorities, like a government agency or public healthcare organization.