Linux Engineer

We’re seeking a Linux Engineer with deep systems expertise and Python/scripting
experience to join our growing global team. You will be responsible for
engineering and operating Linux at scale across our mission critical
environment, while also improving automation and self-service tools that enhance
our ability to manage IMC’s servers.

The Linux Engineering team is responsible for the provisioning, configuration,
performance, and reliability of a large-scale Linux infrastructure that supports
a diverse set of workloads. These include ultra-low latency systems critical to
high-frequency trading, as well as high-throughput environments that run
research workflows and a wide variety of Kubernetes-based applications. This
role requires strong Linux fundamentals applied at scale, with automation as a
key enabler for consistency and efficiency across the fleet. Your initiative,
collaborative attitude, problem-solving skills, and focus on continuous
improvement will help ensure IMC stays competitive by bringing the latest
technologies and practices into production.

Your Core Responsibilities: 

* Apply deep Linux engineering expertise to troubleshoot and resolve complex
issues on enterprise systems, ensuring stability and performance
* Enhance configuration management code and processes that we use to manage
over 10,000 bare-metal Linux systems globally
* Develop and maintain Python/Bash tools to support large-scale Linux systems
management
* Improve provisioning workflows to seamlessly build bare servers into
production-ready platforms
* Extend Linux-focused metrics, logging, monitoring, and alerting integrations
for full fleet visibility
* Communicate updates and status clearly and frequently with peers and
stakeholders through meetings, tracking tickets, code reviews, chats, and
merge requests

Your Skills and Experience: 

* Hands-on Linux systems engineering, administration, and provisioning
expertise applied at scale, preferably on bare-metal systems
* Configuration management at scale, preferably on bare-metal servers with
Puppet and Hiera
* Python development for automation, APIs, design, testing, and debugging
* Ansible playbook authorship and complex task automation
* RPM design, build, publishing, and in-house repository management
* CI/CD pipelines, Git version control, branching and merging best practices
* Strong system and network troubleshooting with tools such as EBPF, tcpdump,
strace, systemd, ntp/ptp, lsof, and nc
* Networking fundamentals: routing, DNS, TCP/UDP/multicast
* Experience building and publishing Docker images
* Working familiarity with Kubernetes
* Exposure to monitoring stacks such as Prometheus, Grafana, and AlertManager,
with a focus on Linux telemetry and exporter development
* Bachelor’s degree in Computer Engineering or a related field, or equivalent
professional experience

About Us

IMC is a global trading firm powered by a cutting-edge research environment and
a world-class technology backbone. Since 1989, we’ve been a stabilizing force in
financial markets, providing essential liquidity upon which market participants
depend. Across our offices in the US, Europe, Asia Pacific, and India, our
talented quant researchers, engineers, traders, and business operations
professionals are united by our uniquely collaborative, high-performance
culture, and our commitment to giving back. From entering dynamic new markets to
embracing disruptive technologies, and from developing an innovative research
environment to diversifying our trading strategies, we dare to continuously
innovate and collaborate to succeed.