Security Engineer Jobs in Missouri
Security engineer jobs in Missouri are concentrated in St. Louis, Kansas City, and Columbia, where employers like Mastercard, Centene Corporation, and Boeing maintain large technology and compliance operations that consistently drive demand for security talent. The work covers a wide range from cloud security and identity and access management to OT/ICS security, with opportunities at every level from junior analyst stepping into engineering to seasoned principal and architect roles. Both the financial services sector anchored in St. Louis and the aerospace and defense corridor around Kansas City keep the Missouri market among the more active in the Midwest. Find a role that fits below and apply directly.
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Job Description:
Role Overview
The Senior Information Security Engineer will be a part of Cboe’s Security Engineering and Operations Team to manage, deploy and configure various information security technologies including; Security Incident and Event Management (SIEM), Security Orchestration and Automation Response (SOAR / Case Management), Endpoint Detection and Response (EDR), Secure Email Gateways, and Email and Endpoint Data Loss Prevention (DLP) to provide optimal security controls across multiple business environments.
This role is not limited to a single tool or domain. Instead, the Senior Engineer 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.
This individual will be required to perform tuning of security solutions, manage applying patches and performing upgrades to various security platforms. The ideal candidate must be well versed in understanding the IT landscape including security, infrastructure, network, client, server, emerging technology standards and trends and will be involved in strategy, design, and engineering to contribute to the development of secure solutions.
Your responsibilities will be:
Provide expert recommendations and best practices to security managers, technical managers, 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.
Develop, implement, and monitor comprehensive security solutions utilizing a variety of security tools, programming languages, and services with minimal supervision required.
Automate repetitive tasks to enhance efficiency and scalability of security operations.
Normalize and integrate diverse technologies to streamline analysis and response capabilities.
Document, educate and mentor team members on the use of complex security products and services. Identify and assess risks within the organization’s security posture and provide detailed recommendations for potential solutions.
Innovate and create new methodologies to resolve existing production security issues.
Evaluate emerging technologies and assess their relevance and potential impact on our security posture.
Continuously assess and test the effectiveness of security controls and recommend improvements.
Act as a senior-level technical resource within the security team, providing guidance and mentorship to junior team members.
Collaborate with cross-functional teams to integrate security into the development lifecycle and operational processes.
Assist with security assessments and audits, ensuring compliance with internal policies and external regulations.
Assist with escalated incident response activities, including containment, investigation, and recovery efforts.
Stay current with industry trends, security standards, and best practices to ensure our systems remain secure against evolving threats.
The ideal candidate has
Proven senior-level experience (minimum 5 years) in information security or 3 years information security experience with an additional to 2-3 years IT experience (System Administration, Network Administration), with a strong focus on engineering and operations.
Experience and knowledge on current security technologies (Databahn, NXlog, Google Secops, Bindplane, ProofPoint)
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)
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)
At Cboe, we are committed to providing a competitive, transparent, and market‑informed total rewards program. The anticipated base salary range for this role is $119,000-$154,000, 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.
Additional information about Cboe's total rewards program, including benefits and other compensation components, can be found here: Total Rewards at CBOE.
Any communication from Cboe regarding this position will only come from a Cboe recruiter who has a @cboe.com email or via LinkedIn Recruiter. Cboe does not use any other third party communication tools for recruiting purposes.
Job Description:
Role Overview
The Senior Information Security Engineer will be a part of Cboe’s Security Engineering and Operations Team to manage, deploy and configure various information security technologies including; Security Incident and Event Management (SIEM), Security Orchestration and Automation Response (SOAR / Case Management), Endpoint Detection and Response (EDR), Secure Email Gateways, and Email and Endpoint Data Loss Prevention (DLP) to provide optimal security controls across multiple business environments.
This role is not limited to a single tool or domain. Instead, the Senior Engineer 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.
This individual will be required to perform tuning of security solutions, manage applying patches and performing upgrades to various security platforms. The ideal candidate must be well versed in understanding the IT landscape including security, infrastructure, network, client, server, emerging technology standards and trends and will be involved in strategy, design, and engineering to contribute to the development of secure solutions.
Your responsibilities will be:
Provide expert recommendations and best practices to security managers, technical managers, 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.
Develop, implement, and monitor comprehensive security solutions utilizing a variety of security tools, programming languages, and services with minimal supervision required.
Automate repetitive tasks to enhance efficiency and scalability of security operations.
Normalize and integrate diverse technologies to streamline analysis and response capabilities.
Document, educate and mentor team members on the use of complex security products and services. Identify and assess risks within the organization’s security posture and provide detailed recommendations for potential solutions.
Innovate and create new methodologies to resolve existing production security issues.
Evaluate emerging technologies and assess their relevance and potential impact on our security posture.
Continuously assess and test the effectiveness of security controls and recommend improvements.
Act as a senior-level technical resource within the security team, providing guidance and mentorship to junior team members.
Collaborate with cross-functional teams to integrate security into the development lifecycle and operational processes.
Assist with security assessments and audits, ensuring compliance with internal policies and external regulations.
Assist with escalated incident response activities, including containment, investigation, and recovery efforts.
Stay current with industry trends, security standards, and best practices to ensure our systems remain secure against evolving threats.
The ideal candidate has
Proven senior-level experience (minimum 5 years) in information security or 3 years information security experience with an additional to 2-3 years IT experience (System Administration, Network Administration), with a strong focus on engineering and operations.
Experience and knowledge on current security technologies (Databahn, NXlog, Google Secops, Bindplane, ProofPoint)
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)
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)
At Cboe, we are committed to providing a competitive, transparent, and market‑informed total rewards program. The anticipated base salary range for this role is $119,000-$154,000, 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.
Additional information about Cboe's total rewards program, including benefits and other compensation components, can be found here: Total Rewards at CBOE.
Any communication from Cboe regarding this position will only come from a Cboe recruiter who has a @cboe.com email or via LinkedIn Recruiter. Cboe does not use any other third party communication tools for recruiting purposes.
See All 22 Security Engineer Jobs in Missouri
Find roles in Missouri that match your experience and apply in just a few clicks.
Find Security Engineer JobsSecurity Engineer Jobs by City in Missouri
Where Missouri roles are concentrated, by current openings.
Security Engineer Job Market in Missouri
A snapshot from current Missouri openings, updated as new roles post.
Who's Hiring
Top Industries Hiring
- Fashion & Apparel
- Investment & Asset Management
What Missouri Employers Look For
The qualifications that appear most often in security engineer jobs across Missouri.
- One or more active certifications such as CISSP, CISM, CEH, or Security+ recognized in Missouri hiring
- Bachelor's degree in computer science, information security, or a closely related technical field
- Hands-on experience securing cloud environments using AWS, Azure, or Google Cloud Platform
- Demonstrated proficiency with SIEM platforms, intrusion detection systems, and vulnerability management tools
- Familiarity with regulatory frameworks including NIST, SOC 2, HIPAA, or PCI-DSS relevant to Missouri industries
- Ability to obtain or maintain a federal or DoD security clearance for Missouri defense and government contractor roles
Security Engineer Jobs in Missouri: Frequently Asked Questions
How do you become a security engineer in Missouri?
Missouri does not issue a state-specific license for security engineers, so the path runs through education and industry credentials. Most employers look for a bachelor's degree in computer science, cybersecurity, or information systems combined with certifications such as CISSP, Security+, or CEH. Gaining hands-on experience through internships at Missouri universities, state government agencies, or financial and healthcare employers in St. Louis and Kansas City accelerates hiring prospects considerably.
How much do security engineers make in Missouri?
Security engineers in Missouri earn a median of about $101,040 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $52,590 for the lowest 10% to over $165,360 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire security engineers in Missouri?
Missouri security engineer roles are posted by RGA, CACI International, and Boeing and others right now, based on current listings on Migrate Mate as of September 2026. Missouri's mix of Fortune 500 financial services firms, federal defense contractors, and large healthcare systems creates consistent demand across multiple sectors rather than concentrating it in a single industry.
Which Missouri cities have the most security engineer jobs?
St. Louis, Kansas City, and Missouri account for the largest share of security engineer openings in Missouri. St. Louis leads because of its dense concentration of financial services companies, healthcare systems, and federal contractors, while Kansas City's aerospace, defense, and growing technology sectors fuel steady demand, and Columbia draws openings from university and state government operations.
Are there remote security engineer jobs in Missouri?
Yes, and more than most technical fields, since security engineering is largely desk and systems work that translates well to remote environments. About 67% of security engineer openings tied to Missouri are remote or hybrid as of September 2026, reflecting broad employer acceptance of distributed security teams. Roles in threat monitoring, cloud security architecture, and application security are the most consistently offered on a remote or hybrid basis.
How can I get hired as a security engineer in Missouri with little or no experience?
The most realistic entry path is moving from a help desk, IT support, or network administrator role into a junior security analyst position, then building toward engineering. Missouri employers including state government agencies and large healthcare systems in St. Louis and Kansas City regularly post entry-level security analyst openings that serve as a direct bridge. Earning CompTIA Security+ before applying, contributing to open-source security projects, or completing a cybersecurity program at a Missouri university gives candidates a concrete edge over others without hands-on credentials.
Where can I find and apply to security engineer jobs in Missouri?
You can find and apply to security engineer jobs in Missouri on Migrate Mate, which lists current Missouri openings across industries and experience levels. Find roles that fit your background and apply directly to the ones that match.
See All 22 Security Engineer Jobs in Missouri
Find roles in Missouri that match your experience and apply in just a few clicks.
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