Principal Linux Platform Engineer - hybrid; Chicago, Kansas or NYC

Position: Principal Linux Platform Engineer - flexible hybrid (Chicago, Kansas City or NYC)
** Location Overview
** With its prime location in the heart of downtown, the OPO Building provides easy access to major transportation hubs, including Union Station and multiple CTA lines, making it convenient for commuters. The building is home to a variety of amenities, including restaurants, a fitness center, and collaborative work spaces, creating a vibrant and dynamic work environment in one of Chicago's most iconic areas.
** Role Overview*
* ** In this role you’ll be responsible for**:
* Design and evolve the firm’s container orchestration and compute platforms (Kubernetes, Incus/LXD, or hybrid systems) to support low-latency, high-availability financial applications.
* Define infrastructure-as-code (IaC) standards (Terraform, Pulumi, or similar) and ensure consistent, auditable deployments across environments.
* Lead the adoption of immutable infrastructure principles, secure baseline images, and reproducible environments (RHEL-based).
* Architect and implement CI/CD pipelines for infrastructure and application deployment with an emphasis on developer experience and velocity.
* Partner with development, SRE, and security teams to ensure regulatory compliance, change control, and observability across all layers.
* Establish monitoring, logging, and metrics strategies (Prometheus, Loki, Grafana, Open Telemetry, etc.) for production and pre-production systems.
* Drive performance tuning and capacity planning for large-scale, latency-sensitive services.
* Serve as a technical mentor and thought leader within the organization.
* Provide strategic input into infrastructure roadmap, vendor selection, and emerging technology evaluations.
** The ideal candidate has**:
* 10+ years of professional experience in Linux systems engineering, ideally Red Hat Enterprise Linux (RHEL) or derivatives.
* 5+ years designing, deploying, and maintaining Kubernetes (self-managed or cloud-native distributions such as EKS, GKE, or Open Shift).
* Strong proficiency with Python or Go for automation, tooling, and integration with APIs.
* Deep understanding of networking (TCP/IP, DNS, load balancing) and security fundamentals (RBAC, TLS, secrets management).
* Expertise with CI/CD tooling (Jenkins, Git Hub Actions, ArgoCD, Tekton, etc.) and artifact lifecycle management (Harbor, Pulp, or Artifactory).
* Proven experience with IaC (Terraform, Pulumi, or Ansible/Salt Stack).
* Familiarity with container image lifecycle management, base image hardening, and SBOM compliance.
* Exposure to on-prem and hybrid cloud environments (AWS, GCP, or private cloud).
* Background in SRE practices, including SLI/SLO management, error budgets, and runbook automation.
* Experience with Git Ops, event-driven automation, and declarative configuration management.
* Exceptional problem-solving ability and technical judgment.
* Excellent written and verbal communication, including documentation and presentation skills.
* Strong sense of ownership, accountability, and ability to influence without direct authority.
* Advanced certifications such as RHCE (Red Hat Certified Engineer) or LFCE (Linux Foundation Certified Engineer) are a plus.
* Extensive experience working in cloud-based environments like AWS, Google Cloud, or Azure.
* Understanding of compliance frameworks (SOC2, ISO
27001, or NIST).
* Experience supporting financial systems, trading platforms, or other latency-sensitive workloads.
* Experience in leading Agile teams and familiarity with Agile methodologies.
** Benefits and Perks of working for Cboe Global Markets
** We value the total wellbeing of our people – including health, financial, personal and social wellness. We believe standard benefits like health insurance and fair pay are a given at any organization. Still, you should know we offer:

Fair and competitive salary and incentive compensation packages with an upside for over achievement Health, dental and vision benefits, including access to telemedicine and mental health services Some of our associates’ favorite benefits and perks include:

Paid Tuition assistance and education opportunities

Paid parental leave and fertility benefits We work with purpose, solving problems with ingenuity, collaboration,…