Epidemiologist / Public Health Data Scientist
Epidemiologists apply data science to disease modeling and public health. They analyze disease spread, predict outbreaks, and support health interventions.
Median Salary
$140,000
Job Growth
High — public health increasingly data-driven
Experience Level
Entry to Leadership
Salary Progression
| Experience Level | Annual Salary |
|---|---|
| Entry Level | $85,000 |
| Mid-Level (5-8 years) | $140,000 |
| Senior (8-12 years) | $190,000 |
| Leadership / Principal | $240,000+ |
What Does a Epidemiologist / Public Health Data Scientist Do?
Epidemiologists apply data science to understand disease spread and support public health decision-making. They analyze disease surveillance data to detect outbreaks early, build mathematical models (SEIR, agent-based) predicting disease trajectories, estimate disease burden and impact, evaluate intervention effectiveness, and provide evidence for public health policies. They work across many health domains: infectious disease, chronic disease, environmental health.
A Typical Day
Data analysis: Analyze disease surveillance data. Calculate incidence and prevalence rates
Trend detection: Detect emerging outbreak signals in surveillance data
Model building: Build SEIR model for respiratory infection. Forecast cases next month
Interventions: Evaluate effectiveness of vaccination or social distancing policies
Risk assessment: Assess disease risk by geographic area and demographics
Communication: Communicate epidemiological findings to policymakers
Research: Publish epidemiological findings in peer-reviewed journals
Key Skills
Career Progression
Epidemiologists typically lead public health research and surveillance programs. May become State Epidemiologist, Director of CDC division, or Chief Medical Officer roles.
How to Get Started
Learn epidemiology: Study epidemiologic methods, study design, disease dynamics
Statistics: Master survival analysis, time-to-event analysis, statistical testing
Modeling: Learn compartment models (SEIR) and transmission dynamics
Geospatial: Study spatial epidemiology and disease mapping
Programming: Master R/Python for epidemiological analysis
Advanced degree: MPH with epidemiology focus or graduate degree in epidemiology typically required
Level Up on HireKit Academy
Ready to develop the skills for this career? Explore these learning tracks designed to help you succeed:
Frequently Asked Questions
What does epidemiology study?▼
Distribution and determinants of health-related states in populations. How diseases spread, who's affected, what interventions work.
What's the R value?▼
Basic reproduction number. How many people one infected person infects. R > 1 means epidemic growth.
What's SEIR?▼
Disease compartment model: Susceptible, Exposed, Infected, Recovered. Foundation for epidemic modeling.
How do you predict outbreaks?▼
Surveillance data (confirmed cases), environmental data, population immunity. Statistical models predict likely trajectories.
Where do epidemiologists work?▼
CDC, state health departments, WHO, academic medical centers, public health nonprofits, pharmaceuticals.
Ready to Apply? Use HireKit's Free Tools
AI-powered job search tools for Epidemiologist / Public Health Data Scientist
ATS Resume Template
Get an optimized resume template tailored to this role
Interview Prep
Practice with AI-powered mock interviews for this role
hirekit.co — AI-powered job search platform
Last updated: 2026-03-07