Linux Systems Engineer

Compensation: Up to $300k CAD split between base and bonuses A leading high-frequency trading firm is seeking a Linux Systems Engineer to manage and evolve a high-performance, low-latency infrastructure estate. This role sits within a core infrastructure team responsible for the stability, performance, and scalability of trading‑critical systems. You’ll be working in an environment where microseconds matter, supporting a diverse fleet of Linux servers underpinning trading, research, and market data platforms.

Responsibilities Manage and maintain a large-scale Linux server environment across trading and research systems Support and optimise low‑latency infrastructure, ensuring high availability and performance Own and improve core services including DNS, networking, and system‑level tooling Automate operational workflows using Python and other scripting languages Troubleshoot complex system and performance issues across hardware, OS, and network layers Collaborate with network engineers, SREs, and trading teams to enhance system reliability Requirements Strong experience administering Linux systems in a performance‑critical environment Solid understanding of low‑latency infrastructure and tuning (CPU, memory, kernel, networking) Experience managing DNS and core networking services Proficiency in Python for automation and tooling Strong troubleshooting skills across systems and infrastructure layers Experience in trading, finance, or similarly latency‑sensitive environments is highly desirable #J-18808-Ljbffr