Trading Systems Infrastructure Staff Engineer

About the role

FalconX is a team of operators, investors and builders focused on giving institutional access to crypto markets, bridging traditional finance and advanced technology. It is looking for a Trading Systems Infrastructure Staff Engineer in New York City to design, build and maintain ultra-low latency infrastructure for its exchange market making and project market making platforms.

Key responsibilities

• Design, provision and maintain ultra-low latency AWS and hybrid network topologies, including VPCs, exchange gateways and regional deployments.
• Tune Linux OS kernels and compute performance using CPU isolation (isolcpus), AWS Cluster Placement Groups and enhanced networking (ENA/ENI).
• Drive infrastructure automation and configuration management with Terraform and Ansible.
• Architect infrastructure to support growing Exchange Market Making, Project Market Making and TradFi exchange convergence workloads.
• Build telemetry and monitoring pipelines with Grafana Cloud and Alloy to track platform performance.
• Guide the technical roadmap, mentor junior engineers and act as escalation lead for critical incidents.

Required profile

• 5+ years in Infrastructure, Systems or SRE engineering, focused on low-latency electronic trading environments.
• Deep Linux internals knowledge: kernel tuning, memory management and network I/O optimization.
• Experience with FIX protocol, Aeron messaging or low-latency colocation connectivity.
• Familiarity with HFT workflows or crypto exchange API integrations.
• Strong scripting in Python or Bash, with Rust or Java development experience preferred.

Required skills

• AWS low-latency constructs (Placement Groups, ENA/ENI, high-performance EC2)
• Terraform and Ansible
• Docker, Docker Compose, Jenkins and CI/CD pipelines
• Grafana Cloud, Alloy or Prometheus for observability
• Physical network topologies, TCP/IP, UDP and low-latency routing
• Bonus: FPGA/SmartNIC hardware acceleration, PTP/IEEE 1588 clock synchronization

The expected base pay is $213,000-$269,000 in New York City, with possible performance-linked bonus, equity and a benefits package.