? Linux Systems Engineer | Large US Hedge Fund ?

Are you an elite Linux Systems Engineer looking to power high-performance infrastructure for a premier US hedge fund? We are expanding our core team to keep our mission-critical Linux-based research and platform environments reliable, secure, and blazing fast! ⚡

If you thrive on solving complex production puzzles, automating operational toil, and supporting cutting-edge compute clusters, we want to hear from you. ?

? What You'll Do

- Operate & Scale: Manage core Linux servers and shared infrastructure powering our top-tier research and platform teams. ?
- Troubleshoot & Resolve: Diagnose production bottlenecks across system performance, availability, network connectivity, and access configurations. ?
- Container & Cluster Mastery: Support Kubernetes platforms and scheduler-backed compute environments (such as Slurm ) ensuring optimal node health and incident recovery. ⚙️
- Modernize Access: Elevate user-facing Linux access services including SSH, shared shell environments, and session platforms. ?
- Lifecycle & Hardening: Drive OS provisioning, patching, kernel/package updates, and rigorous security hardening. ?️
- Automate Everything: Build clean automation and scripts in Python or Bash to eliminate manual toil. ?
- Infrastructure as Code: Implement safe, version-controlled infrastructure changes using Git and configuration management tools. ?

? What We’re Looking For (Mandatory Skills)

- 3+ years of hands-on experience in Linux systems engineering, SRE,



DevOps, or infrastructure support. ?
- Deep Linux Administration: Mastery over systemd, package management, file permissions, filesystems, and low-level log analysis. ?️
- Networking Fundamentals: Solid grasp of DNS, NTP/PTP, routing, and host connectivity. ?
- Container & Cluster Familiarity: Experience with Kubernetes, virtualization, or clustered platforms. ?
- Config Management: Practical experience with tools like Ansible , Salt , or Terraform . ?️
- Methodical Mindset: Strong problem-solving skills with a high sense of ownership and calm under pressure during incidents. ?

? Nice-to-Haves (Bonus Points!)

- Experience with Slurm , HPC-style environments, or GPU infrastructure. ?️
- Familiarity with shared storage clients like NFS , autofs , or GPFS / IBM Storage Scale . ?
- Observability chops using Prometheus , Grafana , or similar platforms. ?
- Exposure to identity and access services ( LDAP , Kerberos , SSSD , PAM ). ?
- On-premises datacenter operations or hardware lifecycle support. ?
- Interest in leveraging AI/ML techniques for infrastructure optimization and anomaly detection! ?✨

? Why Join Us?

- Work at the intersection of high finance and high-performance computing. ??
- Collaborate with brilliant quantitative researchers and elite engineers. ?
- Direct impact on mission-critical revenue-generating infrastructure. ?

? Ready to make an impact? Apply directly here or drop me a message to learn more!

📌 Senior Linux Systems Engineer (Guadalajara)
🏢 Luxoft
📍 Guadalajara