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The Executive Assistant will manage calendars, business correspondence, and project management while supporting an executive and handling communications internally and externally.

The Executive Assistant will manage calendars, correspondence, organize meetings, handle travel arrangements, and support project management in a dynamic environment.

The AI Data Engineer will develop AI tools, automate processes, and collaborate with teams to scale AI solutions across the firm. Responsibilities include building systems, prototyping solutions, and ensuring quality in AI-generated outputs.

Conduct research and statistical analyses, develop quantitative trading strategies, and back test models in a live trading environment.

The Senior Research Engineer will curate large datasets, automate data pipelines, optimize queries, and support data-driven research impacting business outcomes.

FPGA Engineers design and deploy FPGA solutions to enhance trading system performance at Citadel Securities, maximizing efficiency and order execution.

Design and build high-performance AI infrastructure, optimizing and maintaining production systems while collaborating with researchers and analysts.

Design and develop software solutions, analyze complex problems, and provide support for trading activities in a dynamic environment.

Design, develop, and support software solutions for optimized performance in a trading platform. Collaborate with business leaders and analyze complex problems.

Manage trade order lifecycle and enhance trading workflows while collaborating with teams to drive profitability and improve client experience.