Under the general direction of the District Manager and direct supervision of the Entomologist II or Entomologist I / Biologist I, if an Entomologist II is not employed, the Lab Assistant, assists with vector surveillance, insect identification, pesticide efficacy trials, resistance studies, vector-borne disease surveillance, lab and surveillance equipment preparation and maintenance, tabulates data, and/or any other specialized function of a vector control agency and performs work as required.