Top Tech Jobs & Startup Jobs in Chicago, IL

Lead detection engineering and threat hunting across endpoint, identity, cloud, network, and SaaS environments. Design and implement high‑fidelity detections, run hypothesis-driven hunts and adversary emulation, translate findings into durable telemetry and architecture changes, and act as technical lead on high‑severity incidents. Mentor engineers and influence security strategy, roadmaps, and investments.

The Senior Quantitative Data Analyst will analyze exchange datasets, develop data products for clients, and apply advanced analytics to identify insights and support market engagement.

Lead measurement strategy, attribution, and performance insights across paid, organic, web, and email channels. Build executive reporting and dashboards, partner with paid media, agencies, web/CMS, and data/IT to establish tracking governance, close measurement gaps, and translate analytics into decision-ready narratives for senior stakeholders.

Own strategy, architecture, and operations of the enterprise CMS (Contentful). Act as technical/business liaison across Marketing, IT, and vendors; define content architecture, governance, taxonomy, personalization, and A/B testing; manage vendor contracts and contractors; ensure regulatory compliance; establish KPIs and reporting; drive change management, training, and platform adoption; advise executives on martech investments.

The Sr. Vulnerability Analyst is responsible for managing vulnerabilities, analyzing risks, coordinating remediation, automating detection processes, and mentoring staff to improve Cboe's security posture.

The role involves managing third-party risk assessments, ensuring compliance with security standards, and addressing client due diligence inquiries. Key responsibilities include conducting security reviews and collaborating with various teams to mitigate cyber threats and vulnerabilities.