Cboe Global Markets

General

• Serve as a primary escalation point for complex inbound client enquiries via phone and email during the US trading session, delivering expert-level, real-time support across trading, connectivity, and market data.
• Independently troubleshoot and resolve sophisticated client issues related to APIs (e.g., FIX, ITCH), trading behavior, platform functionality, and connectivity, with speed and precision.
• Own issue documentation end-to-end — capturing root cause analysis, actions taken, and resolution outcomes to support internal tracking, client transparency, and continuous improvement.
• Mentor and guide junior Trade Desk Associates, providing technical guidance and acting as an on-floor resource during critical incidents.
• Lead daily and weekly pre-market system health checks, including Sunday market start procedures, ensuring full platform readiness ahead of the US session.
• Proactively monitor trading activity, market data feeds, and system dashboards throughout the session — identifying, triaging, and escalating operational or technical anomalies with precision.
• Own handover discipline for the US session, ensuring clean, consistent, and complete transitions to and from global regional teams.
• Develop and maintain operational runbooks, escalation procedures, and monitoring frameworks to improve platform resilience and team readiness.
• Perform in-depth technical diagnostics using Linux command-line tools, log analysis, and network debugging utilities to identify and resolve platform and connectivity issues.
• Utilize SQL to query operational and trading data for issue investigation, performance analysis, and reporting.
• Apply knowledge of FIX protocol, low-latency trading systems, and network fundamentals to support client onboarding, certification testing, and production readiness validation.
• Collaborate with the Technology team to investigate and reproduce issues, contribute to post-incident reviews, and drive systemic fixes.
• Monitor market integrity throughout the session, including crossed/off-market conditions, value-date issues, and liquidity anomalies, escalating promptly and decisively where required.
• Liaise with liquidity providers, sales, and internal stakeholders to investigate and resolve trading or flow-related issues.
• Support new client onboarding activities, including FIX connectivity certification, API testing, and production readiness checks.
• Act as a senior liaison between clients, sales, technology, and operations teams, driving clear and effective communication across internal and external stakeholders.
• Lead and contribute to process improvement initiatives, documentation upgrades, and the development of operational best practices.
• Drive ad-hoc projects supporting platform stability, resilience, client experience, and operational efficiency.

Trade Desk Specialist

QA Engineer

• Build agents and MCPs into our test harnesses to automate bug triage and generate agentic tests, so our coverage scales without scaling headcount
• Take on customer billing program testing, validating C++ logic against massive files output from the trading system
• Close the gap on our remaining untested revenue (ports, access fees, liquidity provider programs)
• Stand up testing for our next-gen streaming stack (Java, Avro)
• Support our existing data streaming test suites, which have saved millions of dollars in losses and reputational damage
• Use our billing platform for forward-looking revenue forecasting and strategy modeling
• Automate real-time data testing via CI/CD (Jenkins)
• Eventually expand into billing/invoice testing for other Cboe products and services

Principal Software Engineer – Data and Billing QA

Application Engineer

• Partner with engineering teams to improve security of containerized services running on Kubernetes
• Participate in secure design reviews and threat modeling for new features, services, and APIs
• Perform code-level security reviews and provide clear, actionable remediation guidance to developers
• Help integrate and operate security tooling in CI/CD pipelines, including SAST, dependency and container image scanning (SCA), and secret detection
• Validate and triage security findings — distinguishing real risk from false positives and helping prioritize remediation based on impact
• Contribute to container image security practices including secure base image usage, dependency hygiene, and attack surface reduction
• Assist in defining and applying secure coding and deployment standards for Kubernetes workloads, APIs, and service-to-service communication
• Support incident response and post-incident reviews by helping analyze root causes and contributing to preventative fixes
• Continuously grow application and Kubernetes security skills through hands-on work and mentorship from senior team members

Application Security Engineer

• Provide customers and sales support and training related to platform behavior, order processing behavior, market structure, and feature/functions
• Perform daily system checks and periodically review audit logs to verify system changes
• Monitor active production, disaster recovery, and certification/test environment systems and ensure Cboe platforms and systems are operating as expected
• Take direct action to resolve known issues
• Provide customers, regulators, and the business with live updates related to systems and trading issues
• Provide exchange platform support including equity listing process management; service cancel order requests; conduct clearly erroneous and obvious error trade reviews; support voluntary price adjustments; service clearing support requests; declare Self Help on away exchanges when warranted; execute real-time order routing changes; conduct futures settlement price verifications; service and support block trade and ECRPs; and monitor auctions/rotations
• Liaise with business associates, customers, and software engineers to define and design new features and functions
• Test changes to systems and platform functionality prior to deployment and work with software engineering team to resolve systemic issues that are identified
• Participate in internal and industry-wide weekend testing as needed
• Provide Subject Matter Expertise in one or more areas critical to production operations support by mentoring, providing guidance to, and through training to Cboe staff
• Liaise with vendors and operators of facilities supporting critical financial infrastructure
• Perform analytical functions to troubleshoot and explain complex technical and/or trading issues, conduct root cause analysis as well as impact analysis studies, and resolve customer issues for Cboe trading systems and other platforms related to Cboe’s Application Programming Interfaces (APIs). E.g. market data, order entry, web service APIs
• Participate in operational on-call support rotations as needed
• Utilize SQL to conduct data mining against databases, a UNIX shell to examine log files, or Cboe proprietary tools in support of gathering and analyzing data to provide reports to and service the needs of customers and business teams
• Update internal technical and operations procedures within the Operations team’s Confluence space
• Draft technical notices and updates to technical specifications
• Onboard new clients establish client access to platforms, provision new services, assist customers with establishing default settings (e.g. order entry, routing, entitlements, risk management) based on their usage of a given Cboe platform, and conduct API certification testing and support

• Provide senior technical leadership and end-to-end ownership for embedding pragmatic, scalable security across our hybrid engineering ecosystem
• Partner closely with application, platform, and infrastructure teams to define secure-by-default architecture patterns
• Act as a senior technical partner to engineering leadership, influencing roadmaps, architecture decisions, and secure-by-default design patterns across the organization
• Own secure architecture reviews and threat modeling for new systems and major changes
• Define, mature, and drive adoption of application and API security standards
• Own Kubernetes workload security standards across multi-cluster environments
• Own the strategy for risk-based software vulnerability management
• Own the secure adoption of AI-enabled development and security capabilities

Principal Application Security Engineer

Project Manager

• Lead engineering teams through the full project lifecycle, from requirements through production deployment and post-implementation review
• Build and maintain roadmaps that connect technical execution to business priorities
• Coordinate cross-functional activities including migrations, deployments, and production changes
• Serve as primary point of coordination across infrastructure engineering teams
• Interface with all departments at Cboe Global Markets during enterprise level projects and programs
• Communicate project status clearly and accurately to stakeholders at all levels
• Identify risks early and develop mitigation strategies before they become blockers
• Assess the impact of changes across interconnected systems and environments and generate mitigation plans when necessary
• Document lessons learned and apply them to improve project outcomes

Infrastructure Project Manager

Frontend Engineer

• 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.

Senior Linux Engineer

Security Engineer

• Support enterprise-wide cyber risk management and governance activities
• Collaborate across global teams to assess risks, recommend and implement robust security controls
• Contribute to the development and maintenance of information security policies and standards
• Support both local and global regulatory compliance efforts, including identifying control gaps and assisting in risk remediation activities
• Conduct regular security controls testing and comprehensive risk assessments
• Prepare regular reports on the organization’s cyber risk posture for presentation to senior management
• Foster strong partnerships and collaborate regularly with other departments

Information Security Specialist

Full-stack Engineer

• Define and drive the vision for Cboe's build and release engineering practice
• Lead AI adoption across the DevOps lifecycle — deploying intelligent automation for changelog generation, incident summarization, deployment workflows, and infrastructure-as-code generation
• Architect, evolve, and own a high-performance CI/CD pipeline
• Champion an automation-first culture
• Oversee build, test, and release environments end-to-end
• Develop and maintain testing tools, dashboards, and status reporting
• Collaborate across engineering teams to influence software design for testability, deployability, and operational excellence
• Continuously evaluate and introduce emerging technologies that keep Cboe's engineering practice at the leading edge

Trade Desk Specialist

Principal Software Engineer – Data and Billing QA

Application Security Engineer

Trade Desk Specialist

Principal Application Security Engineer

Infrastructure Project Manager

Senior Linux Engineer

Information Security Specialist

Senior Software Engineer, Build and Release Management