Cloud Platform Engineer

Role Overview

Responsibilities

Qualifications

About the Role

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.

New York, Miami

• Design and build cloud-native platform services and distributed systems supporting research, AI, and data-intensive workloads
• Build abstractions, APIs, and automation that simplify cloud resource management for researchers and engineers
• Design and operate large-scale compute, storage, and networking infrastructure across cloud environments
• Improve observability, performance, resiliency, and operational excellence across critical infrastructure platforms
• Collaborate closely with researchers and engineers to translate requirements into scalable production systems
• Contribute to platform architecture, deployment automation, and infrastructure lifecycle management

Bachelor's degree in Computer Science or a related field

3+ years of professional experience building and operating large-scale cloud infrastructure, distributed systems, or platform services

Strong programming skills in Go, Python, C++, or similar languages, with a demonstrated ability to build production software

Experience developing cloud-native systems and infrastructure on platforms such as GCP, AWS, or Azure (GCP experience is a plus)

Strong understanding of distributed systems, Linux, networking fundamentals, and large-scale production systems

Experience with Kubernetes, container orchestration, infrastructure automation, or modern platform engineering practices

About the Role

Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market’s and our clients’ most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com.