Senior Infrastructure Engineer - Trading Systems

FalconX•New York City, NY

23h

About The Position

FalconX is a pioneering team of operators, investors, and builders committed to revolutionizing institutional access to the crypto markets. Operating at the intersection of traditional finance and cutting-edge technology, FalconX addresses the industry's foremost challenges: Navigating the digital asset market can be complex and fragmented, with limited products and services that support trading strategies, structures, and liquidity found in conventional financial markets. As a comprehensive solution for all digital asset strategies from start to scale, FalconX operates as the connective tissue empowering clients with seamless navigation through the ever-evolving cryptocurrency landscape.

Requirements

5+ years of experience in Infrastructure Engineering, Systems Engineering, or SRE, with a focus on low-latency electronic trading environments.
Deep Linux Internals Expertise: Advanced experience with kernel-level performance tuning, memory management, and network I/O optimization (isolcpus, network profiling, ring buffers).
AWS Low-Latency Design: Demonstrated experience leveraging AWS low-latency constructs (Placement Groups, ENA/ENI, high-performance EC2 instance optimization).
Trading Protocols & Infrastructure: Experience with FIX protocol, Aeron messaging, or low-latency colocation connectivity.
HFT & Market Workflows: Familiarity with high-frequency trading (HFT) workflows or crypto exchange API integrations.
Automation Mastery: Strong proficiency in Terraform for cloud infrastructure and Ansible for OS configuration and patching.
Networking Fundamentals: Deep understanding of physical network topologies, TCP/IP, UDP, and low-latency network routing.
Containers & CI/CD: Hands-on experience with Docker, Docker Compose, Jenkins, and modern deployment pipelines.
Observability Ecosystem: Experience setting up production monitoring using Grafana Cloud, Alloy, or Prometheus.

Nice To Haves

Hands-on scripting capability in Python/Bash, with development experience in Rust or Java preferred.
Experience with hardware acceleration technologies (FPGAs, SmartNICs) or custom network card driver tuning.
Knowledge of PTP (Precision Time Protocol) / IEEE 1588 or clock synchronization setup for high-precision trade timestamping.

Responsibilities

Design, provision, and maintain ultra-low latency AWS and hybrid network topologies, including VPCs, exchange gateways, and regional deployment expansions.
Optimize Linux OS kernels and compute performance using CPU isolation (isolcpus), AWS Cluster Placement Groups, and enhanced networking (ENA/ENI).
Drive infrastructure automation, provisioning, and configuration management using Terraform and Ansible.
Architect infrastructure to support expanding Exchange Market Making (EMM), Project Market Making (PMM), and TradFi exchange convergences.
Build telemetry and monitoring pipelines using Grafana Cloud and Alloy to ensure continuous visibility into platform performance.
Guide the technical roadmap, mentor junior engineers, and act as an escalation lead for critical system incidents.