Managing and improving our Linux-based infrastructure with a focus on performance, reliability, and scalability.
Designing, deploying, and maintaining on-premises Kubernetes clusters and containerized workloads.
Developing and maintaining system-level software, middleware, and APIs to support internal platforms and services.
Automating system workflows and infrastructure tasks using Python, Bash, and configuration management tools like SaltStack.
Building and maintaining RPM packages and internal software repositories.
Collaborating with Application Support (SRE), Development, and Security teams to ensure secure, automated CI/CD and platform integration.
Diagnosing and resolving complex system-level issues involving the OS, network, or container runtime.
Implementing hardened security configurations, including system hardening, secure communications, and identity/access integration.
Participating in an on-call rotation to support critical infrastructure services.
Documenting architectures, tools, and operational processes to support long-term maintainability.

5+ years of experience in Linux systems administration and infrastructure/platform engineering
Production experience managing Kubernetes, preferably in bare-metal or on-premises environments (e.g., with kubeadm, RKE, or OpenShift)
Hands-on experience with cloud platforms (AWS, Azure or GCP) in production environments
Strong scripting and automation skills in Python and Bash
In-depth knowledge of Linux internals, kernel tuning, and performance diagnostics
Hands-on experience with SaltStack (preferred), Puppet, or Ansible for configuration management
Familiarity with observability tools such as Prometheus, Grafana, or Loki
Solid understanding of core infrastructure protocols and services (TCP/IP, DNS, NTP/PTP, DHCP, etc.)
Experience managing CI/CD pipelines with tools such as Jenkins, GitLab, or similar
Strong troubleshooting skills and a proactive approach to problem-solving

Fair and competitive salary and incentive compensation packages with an upside for overachievement
Generous paid time off, including vacation, personal days, sick days and annual community service days
Health, dental and vision benefits, including access to telemedicine and mental health services
2:1 401(k) match, up to 8% match immediately upon hire
Discounted Employee Stock Purchase Plan
Tax Savings Accounts for health, dependent and transportation
Employee referral bonus program
Volunteer opportunities to help you give back to your communities
Complimentary lunch, snacks and coffee in any Cboe office
Paid Tuition assistance and education opportunities
Generous charitable giving company match
Paid parental leave and fertility benefits
On-site gyms and discounts to other fitness centers

Senior Linux Engineer

Key skills