Senior Linux Systems Engineer

2 weeks ago


Chicago, Illinois, United States Engtal Full time
Linux Engineer Job Description

Engtal is seeking a highly skilled Linux Engineer to join our team. As a Linux Engineer, you will play a pivotal role in automating and optimizing our Linux server infrastructure.

Your Key Responsibilities:
  • Use state-of-the-art tools and methods to troubleshoot and resolve complex issues on enterprise Linux systems, ensuring the stability and functionality of our key trading and development systems.
  • Enhance and support configuration management code and automated processes that operate on 7500+ critical Linux systems in a near 24/7 High-Frequency Trading (HFT), Ultra Low Latency environment.
  • Apply your Python expertise to design, develop, and support processes that manage and maintain critical Linux systems at scale in a diverse and technically complex environment.
  • Improve and support existing programs and processes that provision bare-metal servers, transforming them from a blank-slate to fully functioning Linux trading and development platforms.
  • Support and enhance our metrics and log collection infrastructure, as well as our core monitoring and alerting tools, ensuring robust system visibility.
  • Consistently communicate status updates, ideas, and strategies with peers and stakeholders through various channels including chats, face-to-face interactions, issue tracking tickets, clear commit messages, and well-documented merge requests.
Your Skills and Experience:
  • Bachelor's Degree in Computer Engineering or similar field of study.
  • 5+ years of experience in Linux engineering, debugging, administration, and OS system provisioning (PXE/DHCP/TFTP/Grub).
  • Extensive experience with configuration management at scale, preferably with Puppet and Hiera.
  • Experience in Docker image building, modification, and publishing.
  • Hands-on experience with Kubernetes.
  • Advanced skills in Python for automation, API programming, design, unit testing, and debugging.
  • Proven experience in designing Ansible tasks and playbooks, as well as utilizing Ansible Tower.
  • Expertise in RPM design, build, publishing, and repository management.
  • Familiarity with CI/CD pipelines, version control systems (git), branching and merging best practices.
  • Proficiency in a range of system/network tools and services including EBPF, tcpdump, strace, nmcli (Network Manager), systemd, ntp/ptp, lsof, nc, nmap and NFS/S3 storage.
  • Proficiency with networking fundamentals including DNS, TCP/UDP/multicast etc.
  • Experience with monitoring tools such as Prometheus/Grafana, Alert Manager, Alerta and OpsGenie.


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