Hudson River Trading (HRT) is looking for a curious and innovative cybersecurity engineer who is excited about modern cloud, infrastructure, and AI security practices. Our Enterprise Security team is responsible for safeguarding the infrastructure behind one of the most technically demanding trading environments in the world. From securing cloud and computing platforms to strengthening IAM practices and advancing AI security, your work will be central to how we protect and scale HRT’s technology. In this role, you’ll have the autonomy to shape HRT’s global cybersecurity systems while developing high-impact solutions built for both performance and resilience. We’re looking for someone who thrives in DevSecOps, values defense in depth without adding developer friction, and approaches challenges with both rigor and creativity.