Postdoctoral Fellowships at Oak Ridge National Laboratory (ORNL), USA

Applications are now open for multiple Postdoctoral Research Associate positions at Oak Ridge National Laboratory (ORNL) in the United States. These are fully funded, salaried research positions focused on cutting-edge science and technology in areas such as materials science, artificial intelligence, high-performance computing, energy, quantum information, and more.

Positions are open to recent PhD graduates. Most are open until filled with rolling applications, and deadlines have not passed as of May 9, 2026. There is no application fee. Both US and international applicants are welcome. You can check out BS, MS, PhD and postdoc positions here.

Key Details:

Degree Level: Postdoctoral
Host Country: United States
Host Institution: Oak Ridge National Laboratory (ORNL), Tennessee
Position Type: Full-time Postdoctoral Research Associate
Application Deadline: Rolling / Open until filled
Funding: Fully funded with competitive salary and benefits
Open for: All nationalities
Application Fee: None

Interested in More Positions? Follow links below

What This Opportunity Offers:

Competitive salary of $75,000 – $85,000+ per year
Comprehensive health benefits (medical, dental, and vision)
Relocation assistance
Generous paid vacation and holidays
Professional development support
Access to world-class research facilities and equipment
Hands-on experience working with leading scientists and engineers
State-of-the-art tools, including supercomputers and neutron sources
Networking opportunities and mentorship
Support for publications and conference travel
Strong career growth in academia, industry, or national labs

Also Check: Karlstad University PhD, Postdoc and Professor Positions in Sweden 2026

Eligibility Criteria:

Hold a recent PhD (or expect to complete it soon) in a relevant field.
Strong research background matching the specific position.
Good communication and teamwork skills.
Ability to meet ORNL’s security and export control requirements.
International applicants are eligible but may need visa sponsorship.

Also Check: University of Luxembourg Funded PhD and Postdoc Research Positions 2026

Available Postdoctoral Positions:

Postdoctoral Research Associate – HPC System Architecture and Intelligent Storage Design Oak Ridge, TN — Posted May 9, 2026 APPLY HERE
Postdoctoral Research Associate – HPC Confidential Computing and Secure Multi-tenancy Oak Ridge, TN — Posted May 9, 2026 APPLY HERE
Postdoctoral Research Associate, Atomistic Simulations & AI-Driven Molecular Modeling Oak Ridge, TN — Posted May 9, 2026 APPLY HERE
Postdoctoral Research Associate – Application-driven Composable Distributed Storage Oak Ridge, TN — Posted May 7, 2026 APPLY HERE
Postdoctoral Research Associate – Data Science for Materials Characterization Knoxville, TN — Posted May 5, 2026 APPLY HERE
Postdoc – Microstructure Characterization and Mechanical Behavior of Advanced Structural Alloy Oak Ridge, TN — Posted May 5, 2026 APPLY HERE
Postdoctoral Research Associate – Physical Metallurgist Oak Ridge, TN — Posted May 5, 2026 APPLY HERE
Postdoc – AI/ML and Multiscale Modeling of Materials under Non-Equilibrium Conditions Oak Ridge, TN — Posted May 5, 2026 APPLY HERE

Also Check: Postdoctoral Research Associate Positions at Idaho National Laboratory, USA
Postdoctoral Research Associate – Experimental Geochemistry Oak Ridge, TN — Posted May 4, 2026 APPLY HERE
Postdoctoral Research Associate – ML & CI for Sparse & Multi-Modal Computed Tomography Oak Ridge, TN — Posted Apr 30, 2026 APPLY HERE
Postdoctoral Research Associate – Thermal Energy Storage Group Knoxville, TN — Posted Apr 30, 2026 APPLY HERE
Postdoctoral Research Associate – AI for Hydrological Modeling Oak Ridge, TN — Posted Apr 29, 2026 APPLY HERE
Postdoctoral Research Associate, Emerging Architectures and Performance for Advanced Computing Oak Ridge, TN — Posted Apr 28, 2026 APPLY HERE
Postdoctoral Research Associate – Automation of Electron Microscopy Workflows Oak Ridge, TN — Posted Apr 22, 2026 APPLY HERE
Postdoctoral Research Associate – Synthetic Polymer Chemist Oak Ridge, TN — Posted Apr 22, 2026 APPLY HERE
Postdoctoral Research Associate – Materials Joining and Allied Processes Oak Ridge, TN — Posted Apr 21, 2026 APPLY HERE
Postdoctoral Research Associate, Quantum Information Science Oak Ridge, TN — Posted Apr 17, 2026 APPLY HERE
Postdoc – PLD synthesis of thin film heterostructures and twisted oxide quantum materials Oak Ridge, TN — Posted Apr 16, 2026 APPLY HERE
Postdoctoral Research Associate – AI for Science Oak Ridge, TN — Posted Apr 16, 2026 APPLY HERE