Linux System Engineer

Caspian One; London; On-site; GBP 70,000 - 200,000; Full time

Job summary

Caspian One is seeking an experienced Linux Engineer to manage global server environments for high-performance trading and machine learning. This role combines administration with performance tuning, automation, and troubleshooting. Ideal candidates will have extensive experience in Linux administration and familiarity with tools like Ansible and Terraform.

Qualifications

• 6+ years of Linux system administration experience in performance-critical environments.
• Proficiency in Python and Ansible.
• Experience with monitoring tools and container orchestration.

Responsibilities

• Design and maintain Linux server infrastructure.
• Tune kernel parameters for high-performance applications.
• Troubleshoot and resolve complex system issues.

Skills

Python

Ansible

Performance Tuning

Automation

Bash Scripting

Monitoring Tools

Container Orchestration

AWS

Tools

Terraform

Prometheus

Grafana

ELK

Job description

This range is provided by Caspian One. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from Caspian One

DevOps, SRE, and Data Engineering | Supporting FinTech, Healthcare, and Broadcast across Cloud, Data & GenAI

We're looking for an experienced Linux Engineer to help manage and optimise global server environments supporting high-performance trading and machine learning workloads. This role is about more than just administration - you'll tackle performance tuning, automation, and hands-on data centre troubleshooting.

What You'll Do:

• Design, implement, and maintain Linux server infrastructure
• Tune Kernel parameters and optimise system performance for low-latency, high-throughput applications
• Develop and refine automation solutions using Ansible, Python, and Terraform
• Troubleshoot hardware, networking, and performance issues in various environments
• Deploy monitoring and log aggregation tools to improve observability
• Collaborate with teams to identify bottlenecks and deploy scalable, automated solutions

What We're Looking For:

• 6+ years of Linux system administration and engineering experience in performance-critical environments
• Proficiency in Python and bash Scripting, with hands-on Ansible experience
• Familiarity with observability tools like Prometheus, Grafana, and ELK
• Infrastructure-as-code experience with Terraform and CI/CD pipelines
• Proven ability to resolve complex system-level issues and performance challenges
• Knowledge of container orchestration tools (Docker/containers, Kubernetes)
• Experience with GPU server deployments
• Exposure to AWS services and hybrid cloud setups
• Understanding of on-premise storage systems

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Industries

  Technology, Information and Media and Financial Services

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