Cboe

Sr. Cybersecurity Vulnerability/Exposure Engineer

In short

Senior Vulnerability Management Engineer role on Cboe's Global Vulnerability Management team, driving the enterprise's risk-based vulnerability management program across global IT infrastructure. Requires hands-on expertise with vulnerability/cloud security tooling (Qualys, Tenable, Rapid7, Wiz/Prisma, etc.), Python scripting for automation, and strong systems/identity administration knowledge (Linux, Windows, AD, Entra ID). The role also mentors junior staff and serves as a senior technical escalation point, requiring 5+ years of security experience (or 3+2-3 mix with core IT). Hybrid role based in Chicago, four days in office, not eligible for visa sponsorship.

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.
To support strong partnership and team connection, this role follows a four day in office work model.
Location Overview
Cboe HQ is located in the historic Old Post Office district, a landmark that blends classic architecture with modern amenities. The building features expansive spaces with high ceilings and large windows, offering natural light and panoramic views of the city skyline and the Chicago River. It is near Union Station and multiple CTA lines, and includes restaurants, a fitness center, and collaborative workspaces.
The Global Vulnerability Management team is hiring a Sr Vulnerability Analyst. Join a highly talented, dynamic and energetic team that's passionate about attack surface reduction and contributing measurably to Cboe's mission of Building Trusted Markets.
In this role you'll be responsible for:
•Reducing risk to Cboe's global IT infrastructure by executing and continuously improving the Vulnerability Management Program using a risk‑based vulnerability management (RBVM) approach.
•Acting as a senior technical contributor within the security team by mentoring and coaching junior staff, documenting standards and procedures, and sharing deep technical and organizational knowledge.
•Analyzing vulnerability scan results, assessing risk within the context of the enterprise environment, and coordinating remediation with global infrastructure and application teams.
•Driving automation and integration efforts to improve the efficiency, scalability, and accuracy of vulnerability detection, analysis, remediation tracking, and reporting.
•Serving as a senior technical escalation point for vulnerability‑related security tickets, providing authoritative guidance on prioritization, remediation, and risk acceptance.
•Designing, operating, and maintaining the vulnerability scanning and assessment infrastructure, ensuring comprehensive coverage, reliability, and alignment with security architecture standards.
•Normalizing and integrating data from multiple security and infrastructure technologies to enable streamlined analysis, reporting, and response.
•Partnering cross‑functionally with infrastructure, application, and platform teams to ensure effective vulnerability remediation, policy compliance, and continuous improvement of security controls.
•Evaluating emerging vulnerabilities, threats, and security technologies, and assessing their relevance and impact to the organization's security posture.
•Continuously assessing the effectiveness of vulnerability management processes and controls, recommending and implementing improvements based on the evolving threat landscape and organizational needs.
•Leading vulnerability management discussions with technical stakeholders and presenting risk, trends, and escalation items to management and, as applicable, executive audiences.
The Ideal Candidate Has
•Senior‑level experience in information security, with a minimum of 5 years in security, or 3 years in security plus 2–3 years in core IT roles such as system or network administration, and a strong emphasis on engineering and operational security.
•Hands‑on expert level experience with vulnerability management and cloud/SaaS security tooling (including platforms such as Qualys, Tenable, Rapid7 for platform VM, Wiz or Prisma for CSPM, and Reco, Obsidian, Valence, AppOmni, Aqua for SSPM) with the ability to install, configure, and operate platforms of this type in an enterprise environment.
•Strong, practically-used scripting and automation skills, using Python to automate security operations, integrate tools, and perform data analysis.
•Advanced AI usage skills to supercharge productivity including chatbots such as Copilot or ChatGPT, but also demonstrated success with code and workflow creation tooling like Claude Code, Cursor, N8N.
•Solid systems and identity administration background, including Linux/Unix and Windows environments, Active Directory, and Entra ID, as well as experience with managed network devices and experience navigating network segmentation and multi-team stakeholders in a modern corporate enterprise network.
•Familiarity with the Microsoft Security stack, including Defender for Endpoint, Defender for Identity, Defender for Cloud Apps, Purview DLP, and Intune.
•Deep understanding of security vulnerabilities, threats, and attack techniques, with at least 2 years of experience in vulnerability monitoring, threat detection, event monitoring, or incident response.
•Experience using Atlassian Jira and Confluence, including workflow design and automation to track vulnerabilities, remediation efforts, and security initiatives.
•Experience creating reporting visualizations using tools such as Power BI, Sigma, Snowflake.
•Strong English communication skills with the ability to clearly and professionally convey technical risk, remediation guidance, and impact analysis to technical teams and key stakeholders.
•Demonstrated ability and willingness to mentor junior team members, sharing technical expertise, operational knowledge, and best practices.
You'll really stand out with:
•Bachelor's or Advanced Degree in Cybersecurity or Computer Science, Engineering or other technical field
•Centralized System Administration experience in Windows, Linux, Network or Firewall management
•Information security certifications such as GPEN, Security+, CISSP, OSCP, CEH, LPT
•Experience writing and leveraging AI tooling to solve problems creatively and efficiently
Benefits and Perks of working for Cboe Global Markets
•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
•Flexible, hybrid work environment
•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
Some of our associates' favorite benefits and perks include:
•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
•Paid Time Off
This position is not eligible for visa sponsorship. Candidates must be legally authorized to work in the United States without the need for employer sponsorship now or in the future.
Salary Ranges (applicable for US locations only)
The anticipated base salary range for this role is $130,900-$169,400, with actual compensation determined by job‑related factors such as skills, relevant experience, education, internal alignment, and location. This role may also be eligible for annual incentive compensation and, where applicable, participation in Cboe's long-term equity programs.

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