Network Security Specialist; hybrid in Chicago, IL or Overland Park, KS

Network Security Specialist (flexible hybrid in Chicago, IL or Overland Park, KS)

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Job Description

Building trusted markets – powered by our people. At Cboe, 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 inclusive 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.

Our Associate Resource Groups champion diversity, equity and inclusion, giving associates a safe space to network, share ideas and create opportunities.

Sound like the place for you? Join us! Join our Network & Security Infrastructure team as a Network Security Specialist, supporting global offices and data centers to ensure secure, reliable connectivity across our footprint. You’ll triage requests from both the network and security queues, perform upgrades and troubleshooting, and help drive the performance and availability of critical infrastructure. We’re a high‑impact, fast‑moving group that powers Cboe’s cutting‑edge trading technology and global operations—your work helps keep connectivity resilient where it matters most.

This is a flexible hybrid role – working from our Chicago, IL or Overland Park, KS office.

This role follows a 4×10 schedule with a required Saturday.

• Monitor and resolve tickets from both the network and security queues.
• Troubleshoot network connectivity issues including firewalls, routers, switches, and wireless access points.
• Perform software and code upgrades on network and firewall devices.
• Review and maintain firewall policies and rulesets.
• Replace and validate network and firewall hardware as needed.
• Assist with maintaining high availability across all critical systems.

• 1–2 years of experience in networking or network operations/support.
• Strong troubleshooting, communication, and customer service skills.
• Network support experience with routing, switching, and wireless technologies required.
• Familiarity with firewall administration.
• Working knowledge of ACLs and general network troubleshooting.
• Scripting experience (Python) is a plus.
• Certifications such as CCNA (strong plus), Network+, Security+, or PCCET is a plus.

We value the total wellbeing of our people – including health, financial, personal and social wellness. We believe standard benefits like health insurance and fair pay are given at any organization. Still, you should know we offer:

• Fair and competitive salary and incentive compensation packages with an upside for over achievement
• 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

We’re reimagining the future of the workplace by focusing on what matters most, our people. Our journey is an inclusive one. We’re investing deeply in leadership programs and career development initiatives that…