Role Overview
Citadel is hiring a entry-level Machine Learning Engineer. This is a full-time role in Miami. Part of Citadel's Data Science hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Role Summary
As a ML/Research Engineer at Citadel Securities, you will work closely with researchers to design and build the next generation library for deep learning within the firm. You will combine the best available open-source tools with deep internal expertise in modelling and predicting financial markets. Your work will empower 100+ researchers to iterate faster on their agenda and perform experiments that were not possible before.
Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.
Objectives
- Grow/maintain internal library for deep learning.
- Work with researchers to understand their needs and add new functionality.
- Work with HPC experts to optimize the largest existing workflows and deliver training speed improvements and cost savings.
- Stay up to date with external innovations and tools and make them available for internal use as appropriate.
Skills and Preferred Qualifications
- 2+ years of experience in machine learning and software development.
- Strong engineering skills, including Python, CUDA, C++.
- Experience building distributed deep learning libraries or scaling large distributed deep learning workflows using PyTorch (or similar).
Frequently Asked Questions
How do I apply for the Machine Learning Engineer position at Citadel?
Use the Apply button above to submit your application directly to Citadel. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Machine Learning Engineer position at Citadel located?
This position is based in Miami. Citadel has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Machine Learning Engineer at Citadel earn?
Citadel has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Machine Learning Engineer role at Citadel posted?
This role was posted on March 21, 2026 (89 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
Is the Machine Learning Engineer role at Citadel entry-level?
Yes. This is an entry-level position. Strong candidates typically have 0-2 years of relevant work experience, internships, or significant project work. Read the full description for any specific qualification requirements Citadel has listed.
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