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Citadel

8 Active Roles

Quantitative trading firm using AI and ML for markets.

Chicago, IL

large employees

Open Roles at Citadel

Quantitative Researcher, ML

Citadel

Chicago, ILOnsite$250,000 - $500,000Updated Feb 16, 2026

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Research Scientist, Reasoning

Citadel

Chicago, ILHybrid$190,000 - $330,000Updated 1 months ago

llamamistralPythonPyTorchRLHF

Research Engineer, Alignment

Citadel

Chicago, ILOnsite$150,000 - $250,000Updated 1 months ago

gpt-4claudePythonPyTorchDistributed Training

Staff Research Scientist

Citadel

RemoteRemote$320,000 - $530,000Updated 1 months ago

stable-diffusionmidjourneyPythonJAXRLHF

Applied Research Scientist

Citadel

Chicago, ILHybrid$190,000 - $330,000Updated 1 months ago

stable-diffusionmidjourneyPythonPyTorchFine-tuning

Research Intern, Vision

Citadel

Chicago, ILHybrid$110,000 - $170,000Updated 1 months ago

gpt-4claudePythonPyTorch

ML Engineer

Citadel

Chicago, ILHybrid$150,000 - $260,000Updated 1 months ago

stable-diffusionmidjourneyPythonPyTorchMLOps

Senior ML Engineer

Citadel

RemoteRemote$220,000 - $390,000Updated 1 months ago

llamacustomPythonPyTorchKubernetes