
Citadel Securities
About Citadel Securities
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Open Positions at Citadel Securities
Cloud Platform Engineer
Posted 22 days ago
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Role Overview Citadel Securities is seeking an exceptional Cloud Platform Engineer to join our Research Platform Engineering team in Miami or New York. Our team develops and operates the cloud platforms, distributed systems, and infrastructure that power research, simulations, AI workloads, and data-intensive applications across the firm. We build the services and abstractions that allow researchers and engineers to efficiently leverage large-scale compute, storage, and cloud resources. This role is focused on building scalable, reliable infrastructure and platform services that improve the efficiency, usability, and performance of some of the firm's most critical systems.
Senior Platform Infrastructure Engineer
Posted 23 days ago
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Role Summary Citadel Securities is seeking an exceptional Senior Platform Infrastructure Engineer to join our Platform Engineering team in Miami Our team is responsible for building and maintaining the foundational platform that orchestrates application execution at scaleincluding deployment, configuration, and reliabilityfor our high frequency trading systems operating across the globe. This critical infrastructure is leveraged daily by Site Reliability Engineers (SREs) to ensure the seamless operation of the firm's trading platforms.