Linux Systems Engineer

We are working with a leading proprietary trading firm looking to hire a Linux Systems Engineer to support and enhance the infrastructure underpinning its global electronic trading platforms. You'll play a key role in designing, maintaining and optimizing highly available, low-latency Linux environments that power mission-critical trading systems.

Key Responsibilities

• Build, maintain and optimize large-scale Linux infrastructure supporting global trading operations.
• Automate infrastructure deployment and management using modern DevOps tools.
• Troubleshoot complex system, networking and performance issues in production environments.
• Partner with software engineers, traders and infrastructure teams to improve system reliability and efficiency.
• Monitor system performance, implement best practices and drive continuous improvements.

Requirements

• Strong experience administering Linux (RHEL, Ubuntu or similar) in mission-critical environments.
• Excellent knowledge of Linux internals, networking, filesystems and system performance tuning.
• Experience with scripting in Python, Bash or similar for automation.
• Familiarity with infrastructure-as-code tools such as Terraform or configuration management platforms like Ansible.
• Strong troubleshooting skills across operating systems, networking and hardware.

Nice to Have

• Experience supporting low-latency trading or other high-performance production environments.
• Knowledge of Kubernetes, Docker and cloud-native technologies.
• Experience with monitoring and observability tools such as Prometheus, Grafana or ELK.
• Understanding of storage, virtualization and high-availability architectures.

This is a fantastic opportunity to join a world-class engineering team where you'll help build and support the highly resilient infrastructure that enables cutting-edge electronic trading.