Linux Engineer

objective paradigmChicago, IL

17 days ago

Occupations

Computer Systems Engineers/Architects Network and Computer Systems Administrators Software Developers

Industries

Computer Systems Design Services Other Computer Related Services Software Publishers

$150,000 – $225,000

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About the role

Reference: 25837

Location: Chicago, IL, United States

Industry: Trading Firm

Posted: 2026-04-28

Contact: Ethan Hudson

Email: ehudson@oprecruiting.comPhone: 13176505687 Linux Engineer

Location: Chicago, IL (Hybrid/On-site)

About the Opportunity: We are looking for a highly skilled Linux Systems Engineer to join a premier global proprietary trading firm. In this role, you will engineer and optimize large-scale Linux infrastructure that powers both ultra-low-latency financial systems and high-throughput research environments. This is a chance to manage a massive global footprint of over 10,000 bare-metal systems where automation, performance tuning, and technical initiative are the primary drivers of success.

Responsibilities: Infrastructure Engineering: Lead the provisioning, configuration, and performance tuning of a global, large-scale Linux fleet to ensure maximum reliability and speed. Automation & Tooling: Design and maintain sophisticated internal tools using Python and Bash to streamline the management of thousands of bare-metal servers. Configuration Management: Develop and refine codebase for system configurations, ensuring consistency across diverse workloads including Kubernetes-based applications and high-frequency trading platforms. Fleet Visibility: Enhance system telemetry by extending monitoring, logging, and alerting frameworks to provide deep visibility into Linux performance metrics. Systems Troubleshooting: Diagnose and resolve complex kernel and network-level issues within a mission-critical enterprise environment. Collaborative Development: Engage in a rigorous technical environment through code reviews, merge requests, and cross-functional architectural discussions.

Requirements: (Must-have) Expert Linux Administration: Extensive experience engineering and managing Linux distributions at scale, specifically on bare-metal hardware. Python Development: Strong proficiency in Python for automation, API design, and systems debugging. Configuration Management: Advanced experience using enterprise-grade configuration tools (e.g., Puppet/Hiera or equivalent) to manage large server fleets. Automation Frameworks: Proven ability to author complex playbooks and automate tasks using Ansible. Systems & Network Diagnostics: Deep knowledge of low-level troubleshooting tools such as EBPF, tcpdump, strace, and systemd. Build & Deploy: Solid experience with CI/CD pipelines, Git version control, and RPM package management/repository administration. Network Fundamentals: Strong understanding of TCP/UDP, Multicast, DNS, and routing protocols.

Education:

Bachelor's degree in Computer Engineering, Computer Science, or a related technical field (or equivalent professional experience).Preferred
QualificationsContainerization: Experience building Docker images and working within Kubernetes environments.
Observability: Familiarity with Prometheus, Grafana, and Alert
Manager, particularly in developing custom exporters for Linux telemetry.
High-Stakes Environments: Previous experience in fintech, high-frequency trading, or large-scale research environments.

Compensation & Benefits

Base Salary: $150,000 – $225,000 USD

Total Rewards: This role is eligible for a discretionary performance bonus and a comprehensive benefits package including premium health insurance and paid leave.#LI-KH1

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JOB OVERVIEW

Salary

$150,000 – $225,000

Experience level

Senior

Location

Chicago, IL

Occupation

Computer Systems Engineers/Architects

Industry

Computer Systems Design Services

Posted

17 days ago

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