PhD positions

Check the original posting for current availability and application requirements.

Listings last refreshed Sep 8, 2026. Deadlines may have passed since.

Country: United States Availability: Include expired positions Clear all

1,780 positionsHide expired

EPA Fellowship: Quantification and Modeling of Chemical Partitioning and Fate in High Throughput Toxicity Systems (opens in new tab)
Duluth, MN · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 3 months ago · older posting, may have been filled
FDA Determination of Qualification Limits for Peptide-related Impurities of Follow-on Products to Inform Guidance (opens in new tab)
White Oak, MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
CDC Poxvirus and Rabies Viral Genomics Research Fellowship (opens in new tab)
Atlanta, GA · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 3 months ago · older posting, may have been filled
USDA-ARS Post-Bachelor's Agricultural Engineering Fellowship for AI-Based Approaches for Monitoring Grain Quality (opens in new tab)
United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 3 months ago · older posting, may have been filled
USDA-ARS Animal Virology/Immunology Research Training Fellowship (opens in new tab)
Manhanttan, KS · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 3 months ago · older posting, may have been filled
CDC Quality Control Management and Clinical Diagnostic Testing Fellowship (opens in new tab)
Atlanta, GA · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
USDA-ARS Biomass Thermochemical Conversion Process Research Opportunity (opens in new tab)
Wyndmoor, PA · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 3 months ago · older posting, may have been filled
USDA-ARS Sugar Beet Genetic Improvement Post-Bachelor Fellowship (opens in new tab)
Kimberly, ID · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
CDC Research and Dissemination Fellowship in Adolescent Health (opens in new tab)
Atlanta, GA · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
FDA Fellowship in Statistical Methods for New Approach Methodologies (NAMs) (opens in new tab)
Silver Spring, MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 8 weeks ago
FDA Statistical Evaluation of TD50 and Benchmark Dose Approaches for Carcinogenic Impurities Acceptable Intakes (opens in new tab)
Silver Spring, MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 8 weeks ago
FDA Dose Optimization Over the Drug Lifecycle (opens in new tab)
Silver Spring, MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
FDA Fellowship: Food Effect Evaluation for Oncology Drugs (opens in new tab)
Silver Spring , MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
FDA Fellowship: Evaluation of Novel Endpoints and Innovative Statistical Methodology in Oncology Clinical Trials (opens in new tab)
Silver Spring , MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled
USDA-FS Biological Control Research and Applications Opportunity (opens in new tab)
Hilo, HI · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 8 weeks ago
USDA-ARS Fellowship in Livestock Genetic Diversity (opens in new tab)
Fort Collins, CO · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 8 weeks ago
USDA-ARS Forage Legume Breeding Internship (opens in new tab)
Madison, WI · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 11 months ago · older posting, may have been filled
FDA Fellowship Investigating the Impact of Formulation and Manufacturing Factors on the Injectable Sustained-Release Drug Products (opens in new tab)
Silver Spring, MD · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 8 weeks ago
The Conservation Fund Freshwater Institute Research Fellow (Precision Aquaculture) (opens in new tab)
Shepherdstown, WV · United States
Closed Oct 23, 2026
ORISE/Zintellect · US federal labs · posted 4 months ago · older posting, may have been filled
Assistant Professor (opens in new tab)
SUNY at Buffalo · Buffalo, New York · United States
FACULTY POSITION IN MATHEMATICS (ANALYSIS), DEPARTMENT OF MATHEMATICS, UNIVERSITY AT BUFFALO, SUNY The Department of Mathematics at the University at Buffalo, The State University of New York, anticipates the appointmen…
Closed Oct 27, 2026
MathJobs · posted 2 months ago · older posting, may have been filled
Research Student Internships - Spring 2027 (opens in new tab)
Oak Ridge, TN · United States
Closed Oct 28, 2026
ORISE/Zintellect · US federal labs · posted 4 months ago · older posting, may have been filled
Technical and Professional Internships - Spring 2027 (opens in new tab)
Oak Ridge, TN · United States
Closed Oct 28, 2026
ORISE/Zintellect · US federal labs · posted 4 months ago · older posting, may have been filled
CDC Respiratory Virus Bioinformatics and Genomic Surveillance Fellowship (opens in new tab)
United States
Closes in 1 day
ORISE/Zintellect · US federal labs · posted 3 months ago · older posting, may have been filled
ATSDR Evidence-Based Research Strategy Fellowship (opens in new tab)
Atlanta, GA · United States
Closes in 1 day
ORISE/Zintellect · US federal labs · posted 8 weeks ago
USDA-ARS Hemp Genetics Research Fellowship (opens in new tab)
Geneva, NY · United States
Closes in 1 day
ORISE/Zintellect · US federal labs · posted 2 months ago · older posting, may have been filled