Platform Engineer

Job Description

Job Description

Building trusted markets — powered by our people 

At Cboe Global Markets, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market participants around the world. 

We’re building meaningful ways to support professional and personal development while strengthening the trust we’ve earned as a global market leader. Our teams are empowered to share ideas, actively pursue them and bring on a challenge. As champions of internal mobility and access to opportunity, we encourage our people to “go for it” and equip our managers with the training to coach their teams to the next level. We strive to provide employees a safe space to network, share ideas and create opportunities.  

PLEASE NOTE: To support strong partnership and team connection, this role follows a four day in office work model.

While the internal title for this position is Senior Linux Engineer, this role has been posted externally under a different title to better align with market norms and to attract talent with comparable experience and skill sets.

Role Overview

We are seeking a Senior Platform Engineer to join our Systems Platform Engineer team. In this role, you will be responsible for managing and improving our highly automated Linux-based systems and platforms while supporting our broader technology infrastructure with a focus on automation. You'll be working collaboratively with our technology and operations teams to ensure the highest levels of system performance, security, and availability.

Your responsibilities will be:

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.

Skills and Requirements

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. Certifications such as RHCE or LFCE.

Experience with container runtimes (containerd, Docker) and registry management.

Knowledge of GitOps workflows or tools like ArgoCD or Flux.

Background in security best practices and compliance (e.g., CIS benchmarks, STIGs).

Prior experience in highly regulated or low-latency environments.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to View email address on click.appcast.io.