The Senior Biologist oversees a state-certified biology and/or microbiology laboratory, managing activities related to potable water, wastewater, or water reclamation monitoring programs. Responsibilities include coordinating with regulatory agencies, ensuring compliance with quality standards, conducting special studies, and supervising professional and technical staff. Minimum qualifications include a Bachelor’s degree in biological sciences and significant experience in microbiological or entomological laboratory work, with supervisory experience preferred.