Johns Hopkins University’s Master of Science in Data Science (MSDS) is a rigorous, STEM-designated graduate program that combines the mathematical foundations of data science with cutting-edge computing and statistical methods. Housed in the Department of Applied Mathematics and Statistics (AMS) at the Whiting School of Engineering, the program prepares students to extract insights from complex datasets and lead innovation across data-intensive industries.
Students build strong competencies in statistical modeling, machine learning, algorithm design, and data ethics—equipping them to manage the full data lifecycle from acquisition to actionable decision-making.
Program Structure
Full-time program, typically completed in 3 semesters (1.5 years)
STEM-designated (eligible for up to 3 years of OPT for international students)
Research-focused with the option for a thesis or course-only track
Core Curriculum Components
A minimum of ten courses (30 credits) are required, including core and elective components:
Mathematical and Statistical Core
EN.553.620: Introduction to Probability
EN.553.630: Statistical Methods and Data Analysis
EN.553.732: Statistical Inference
EN.553.761: Machine Learning or EN.553.730: Statistical Computing
Computer Science & Data Engineering Core
EN.601.226: Data Structures (or equivalent for students with CS background)
EN.601.433: Intro to Algorithms or EN.601.476: Machine Learning: Deep Learning
EN.601.476: Data Science or related electives
Electives (sample areas)
Students customize their learning by selecting electives across:
Bayesian Statistics
Natural Language Processing
Big Data Systems
Neural Networks and Deep Learning
Optimization Theory
Applied Econometrics
Genomic Data Science (via Bloomberg School of Public Health or Biostatistics Department)
The JHU MSDS program offers extensive opportunities to apply data science skills in real-world and research contexts, reflecting the university’s deep strengths in interdisciplinary research, health sciences, and public sector innovation.
Capstone / Research Thesis (Optional)
Students may choose between:
A coursework-only track, ideal for industry-bound professionals
A research-oriented track with a faculty-supervised thesis project, often aligned with labs in engineering, public health, or AI research
Faculty-Led Labs & Research Centers
Students can contribute to ongoing data science research in labs such as:
Johns Hopkins Malone Center for Engineering in Healthcare
Institute for Data-Intensive Engineering and Science (IDIES)
Center for Language and Speech Processing
Applied Physics Laboratory (APL)
Research topics include:
Predictive health analytics
Data security and anomaly detection
Imaging and sensor-based data modeling
Urban informatics and mobility modeling
Industry-Focused Learning
Industry-sponsored projects and hackathons
Frequent guest lectures from industry leaders in health tech, finance, and AI
Access to Baltimore–D.C. tech ecosystem and proximity to institutions like NIH, FDA, and NASA
Technical Skill Development
Students build hands-on proficiency in:
Python, R, MATLAB, SQL
TensorFlow, PyTorch, Keras
Cloud platforms (AWS, Azure, Google Cloud)
Big data frameworks (Hadoop, Spark)
Data visualization tools (Tableau, Plotly)
Graduates of JHU’s MS in Data Science program are recognized for their mathematical strength, computational depth, and practical experience. The program's engineering orientation and proximity to major research and policy institutions position students for leadership roles in a variety of sectors.
Career Outcomes
Students commonly pursue roles such as:
Data Scientist / Machine Learning Engineer
Quantitative Analyst / Risk Modeler
AI Product Developer / Software Engineer (ML Focus)
Biostatistician / Public Health Data Analyst
Computational Research Scientist
Cybersecurity Data Analyst
Hiring Industries
Healthcare & Bioinformatics: Johns Hopkins Medicine, NIH, Pfizer, Merck
Technology: Google, Amazon, Microsoft, Palantir
Finance & Quant: JPMorgan Chase, Citadel, Goldman Sachs
Government & Research: NASA, CDC, U.S. Digital Service
Startups & Social Impact: AI for Good, Civic Tech, Urban Labs
Graduate & Doctoral Pathways
Outstanding students may pursue:
PhD in Data Science, Applied Math, Statistics, or CS
Joint programs with Biostatistics or Biomedical Engineering
Interdisciplinary roles in AI ethics, urban science, or health policy
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