American Public Health Association’s Professional Development page: Contains over 50K job postings (!!!), in addition to CE opportunities, internships, and fellowships.
Council for State and Territorial Epidemiologists: Aspiring public health practitioners & applied epidemiologists, look no further. Many postings here in state & local health departments.
“Epi Job Openings” Twitter Account: Fantastic resource/hub compiling job opportunities in epidemiology and public health
IDDJobs: PhD & post-doctoral fellowships, faculty positions, and other opportunities in the fields of “transmission modelling, phylogenetics, pathogen ecology, epidemiology, and any topic broadly aligned with infectious disease dynamics”
Public Health Jobs: a job board managed by the Association of Schools & Programs of Public Health
Society for Epidemiologic Research: In addition to infectious disease positions, these postings cover openings in all epidemiologic sub-disciplines, including chronic disease, injury prevention, environmental health, etc.
One Health Commission Opportunities Bulletin Board: The One Health Commission curates a number of different opportunity databases you can mine for jobs, internships, etc.