Principal Security Engineer

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, delivering cutting-edge trading, clearing, and investment solutions to market participants around the world.

About the role

The Principal Information Security Engineer is a senior individual contributor member of Cboe’s Security Engineering team, responsible for defining and driving the enterprise-wide security architecture, strategy, and long-term technical direction across a broad portfolio of security technologies. This includes Security Incident and Event Management (SIEM), Security Orchestration, Automation and Response (SOAR) and case management, Endpoint Detection and Response (EDR), secure email gateways, and data loss prevention (DLP) solutions across endpoint and email environments.

This role owns multiple platforms and end-to-end security capabilities, establishing reference architectures, engineering standards, and scalable design patterns that guide engineering teams across the organization. As a recognized technical authority, this individual operates with a high degree of autonomy, setting strategic direction to address complex, ambiguous, and cross-functional security challenges that directly influence Cboe’s overall security posture and risk profile.

The ideal candidate brings deep expertise across the full IT landscape, including security, infrastructure, networking, endpoints, servers, and emerging technologies—and leverages that knowledge to lead the design, development, and deployment of durable, scalable, and secure solutions aligned to evolving business and threat environments.

This role follows a four-day in-office work model to support strong partnership and team connection.

Responsibilities

• Serve as a recognized technical authority across IT, Security, and Leadership, translating complex technical risk into clear business and regulatory context for executives, security leaders, and stakeholders including legal and regulatory teams.
• Design, implement, and govern comprehensive security solutions across multiple platforms utilizing a variety of security tools, programming languages, and services, operating with near-complete autonomy.
• Design automation and engineering patterns that enhance the efficiency, scalability, and durability of security operations enterprise-wide.
• Define how diverse technologies are normalized and integrated end-to-end to streamline analysis and response capabilities across environments.
• Mentor Senior and junior engineers as a technical role model, and document the standards and engineering patterns governing complex security products and services.
• Identify systemic risk across the organization’s security posture and design enterprise-wide mitigations and remediation strategies.
• Introduce new methodologies, reference architectures, and operating models to resolve systemic security challenges and advance the security program.
• Lead enterprise technology evaluations and adoption decisions, assessing the relevance and long-term impact of emerging technologies on our security posture.
• Define, own, and enforce engineering standards, continuously assessing the effectiveness of security controls and driving improvements across the enterprise.
• Shape and drive the security engineering strategy and roadmap, influencing senior engineers and leaders across organizations.
• Partner with and influence cross-functional teams to embed security into the development lifecycle and operational processes.
• Lead security assessments and audits, ensuring compliance with internal policies and external regulations.
• Lead the technical response for the highest-severity incidents, directing containment, investigation, and recovery efforts.
• Stay at the forefront of industry trends, security standards, and best practices, ensuring Cboe’s systems remain resilient against evolving threats.

Requirements

• Proven principal-level experience (minimum 10 years) in information security, with recognized, authoritative depth across multiple security domains and a strong focus on architecture, engineering, and operations.
• Experience and knowledge of current security technologies (Databahn, Google Secops, Bindplane, ProofPoint, Microsoft Security).
• Proficiency in scripting and automation for security operations.
• Experience with Linux/Unix and Windows administration, including Active Directory (AD) and EntraID.
• Proficiency with the Microsoft Security Stack (Defender for Endpoint, Defender for Identity, Defender for CloudApps, Purview DLP, Intune).

Qualifications

• Bachelor's Degree in Cybersecurity or Computer Science.
• System Administration experience in Linux and Windows.
• Proven ability to script and automate tasks.
• Specific experience with Google Secops SIEM, the Microsoft Security Stack, or ProofPoint Email Security Services.
• CISSP, CASP, or other related security certifications.

Location Overview

Cboe HQ is located in the historic Old Post Office district, blending 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. With its prime downtown location, the OPO Building provides easy access to major transportation hubs, including Union Station and multiple CTA lines. Amenities include restaurants, a fitness center, and collaborative workspaces, creating a vibrant and dynamic work environment in one of Chicago's most iconic areas.

Benefits

• Fair and competitive salary and incentive compensation packages with 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 give back to 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.

Pay

The anticipated base salary range for this role is $148,750–$192,500 (applicable for US locations only). This role may also be eligible for annual incentive compensation and, where applicable, participation in Cboe's long-term equity programs.