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Cyber Security Engineer Jobs in Missouri (NOW HIRING)

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

System One

Cyber Security Engineer III

Saint Louis, MO · On-site

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

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All JobsCyber Security Engineer JobsCyber Security Engineer Jobs in Missouri

Cyber Security Engineer information

See Missouri salary details

$38K

$115.3K

$168.8K

How much do cyber security engineer jobs pay per year?

As of Aug 1, 2026, the average yearly pay for cyber security engineer in Missouri is $115,271.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,700.00 and $133,200.00 per year, depending on experience, location, and employer.

What is the difference between Cyber Security Engineer vs Network Security Analyst?

AspectCyber Security EngineerNetwork Security Analyst
CertificationsCompTIA Security+, CISSP, CEHCompTIA Security+, Cisco CCNA Security
Work EnvironmentDesigns security systems, develops security solutionsMonitors network traffic, analyzes security threats
Employer & Industry UsageTech firms, finance, government agenciesIT departments, cybersecurity firms

Cyber Security Engineers focus on designing and implementing security systems, while Network Security Analysts monitor and analyze network traffic for threats. Both roles require similar certifications and are vital in protecting organizational assets, often working within the same industries.

What Does a Cyber Security Engineer Do?

A cyber security engineer—also know as a cyber security analyst—helps prevent attacks on databases and networks of companies using hardware, firewalls, and encryption. The responsibilities of this job are to monitor activity, install software, conduct maintenance on various computer systems, and lead response efforts in the event of a cyber attack. Cyber security engineers also work with other security professionals from other businesses to share information on potential threats and vulnerabilities.

What are Cyber Security Engineers?

Cyber Security Engineers are professionals responsible for protecting an organization’s computer systems, networks, and data from security breaches, cyber attacks, and other threats. They design, implement, and maintain security measures such as firewalls, encryption, and intrusion detection systems. Their role also involves monitoring network activity, conducting vulnerability assessments, and responding to incidents to ensure the safety and integrity of information assets. Cyber Security Engineers work across various industries to safeguard sensitive information and keep up with evolving cyber threats.

What are the key skills and qualifications needed to thrive as a Cyber Security Engineer, and why are they important?

To excel as a Cyber Security Engineer, you need a deep understanding of network security, risk assessment, and incident response, usually supported by a degree in computer science or related field and relevant certifications like CISSP or CEH. Familiarity with security information and event management (SIEM) tools, firewalls, intrusion detection systems, and scripting languages is essential. Analytical thinking, attention to detail, and strong problem-solving abilities distinguish top performers in this role. These competencies are crucial for proactively identifying vulnerabilities, mitigating threats, and ensuring the ongoing protection of organizational systems and data.

What are the most common challenges faced by Cyber Security Engineers in a rapidly changing threat landscape?

Cyber Security Engineers often encounter the challenge of staying ahead of constantly evolving cyber threats and attack techniques. This requires continuous learning and adaptation, as well as proactive monitoring to identify and mitigate vulnerabilities before they can be exploited. Additionally, balancing security measures with user convenience and business needs can be demanding, as overly strict controls may hinder productivity. Collaborating effectively with IT, development teams, and stakeholders is essential to ensure security is integrated into all aspects of an organization’s technology environment.
More about Cyber Security Engineer jobs
What are the most commonly searched types of Cyber Security Engineer jobs in Missouri? The most popular types of Cyber Security Engineer jobs in Missouri are:
What are popular job titles related to Cyber Security Engineer jobs in Missouri? For Cyber Security Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Cyber Security Engineer jobs in Missouri look for? The top searched job categories for Cyber Security Engineer jobs in Missouri are:
What cities in Missouri are hiring for Cyber Security Engineer jobs? Cities in Missouri with the most Cyber Security Engineer job openings:
What are popular job titles related to Cyber Security Engineer jobs in MO? For Cyber Security Engineer jobs in MO, the most frequently searched job titles are:
Cyber Security Engineer jobs near you
Infographic showing various Cyber Security Engineer job openings in Missouri as of July 2026, with employment types broken down into 96% Full Time, 2% Part Time, and 2% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $115,271 per year, or $55.4 per hour.

Cybersecurity Engineer

Maryville University

Saint Louis, MO • On-site

$80K - $115K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 8 days ago

Job description

Maryville University is seeking a Cybersecurity Engineer who is passionate about protecting digital environments, solving complex technical challenges, and advancing cybersecurity in an innovative, technology-driven university.
In this highly visible role, you'll help safeguard the systems, networks, applications, and cloud infrastructure that support thousands of students, faculty, and staff. You'll play a critical role in strengthening Maryville's cybersecurity posture, leading security response efforts, implementing modern security architecture, and helping shape the university's approach to emerging technologies-including artificial intelligence.
If you're energized by the opportunity to build secure, resilient systems while working alongside collaborative colleagues who value innovation and continuous improvement, we'd love to hear from you.
Why Join Maryville?
At Maryville, technology is more than infrastructure-it's a strategic enabler of student success, innovation, and institutional growth. As a Cybersecurity Engineer, you'll have the opportunity to:
  • Lead cybersecurity initiatives that directly impact the university community
  • Design and implement modern security solutions across cloud and on-premises environments
  • Help secure the responsible use of AI and emerging technologies
  • Collaborate with technical and non-technical stakeholders across the institution
  • Influence security strategy and best practices in a rapidly evolving environment
  • Work with a team committed to innovation, service, and continuous learning

What You'll Do
As a Cybersecurity Engineer, you will serve as a key contributor to the university's security and infrastructure operations, helping ensure the confidentiality, integrity, and availability of critical systems and data.
Security Operations & Incident Response
  • Lead security response efforts, manage security alerts, and coordinate resolution activities
  • Monitor systems, networks, and traffic for security anomalies, lateral movement, and potential threats
  • Respond rapidly to security incidents, vulnerabilities, and emerging risks
  • Conduct security assessments and vulnerability management activities

Security Architecture & Governance
  • Design, implement, and maintain security controls across cloud and on-premises environments
  • Architect and enforce zero-trust security principles, micro-segmentation strategies, and least-privilege access models
  • Implement and maintain cloud security posture management across Microsoft 365, Azure/Entra, AWS, and Okta
  • Manage PKI infrastructure, certificate lifecycles, and security standards
  • Enforce identity and access management (IAM), privileged access controls, and secrets management practices

Infrastructure & Systems Engineering
  • Maintain and support critical infrastructure, applications, servers, and security platforms
  • Assist with system upgrades, technology deployments, and infrastructure enhancements
  • Develop and maintain backup, recovery, redundancy, and business continuity strategies
  • Participate in the design and implementation of information and operational support systems

Collaboration & Strategic Technology Initiatives
  • Partner with colleagues across the university to identify and resolve technical challenges
  • Communicate cybersecurity risks and solutions to stakeholders with varying levels of technical expertise
  • Collaborate with vendors and IT partners to support enterprise technology initiatives
  • Contribute to risk assessments aligned with frameworks such as NIST CSF, CIS Controls, and SOC 2
  • Support the university's growing AI initiatives by helping establish and maintain secure AI practices

What We're Looking For
Required Qualifications
  • Bachelor's degree in Information Technology, Computer Engineering, Cybersecurity, or a related field
    • Master's degree preferred
  • Demonstrated experience supporting and securing enterprise technology environments
  • Strong knowledge of cybersecurity principles, risk management, and infrastructure security
  • Experience with Windows-based systems installation, administration, and maintenance
  • Ability to diagnose, troubleshoot, and resolve complex technical issues
  • Excellent communication and interpersonal skills, with the ability to explain technical concepts to diverse audiences
  • Commitment to continuous learning and staying current with evolving technologies and security threats

Preferred Experience
  • Cloud security experience with Microsoft 365, Azure/Entra, AWS, and/or Okta
  • Experience implementing Zero Trust security models
  • Familiarity with security frameworks such as NIST CSF, CIS Controls, and SOC 2
  • Experience with vulnerability management, incident response, and security monitoring
  • Knowledge of identity and access management, PKI, and privileged access controls

Compensation & Benefits
  • Salary Range: $80,000-$115,000 annually
    • Actual compensation will be commensurate with education, experience, skills, internal equity, and market considerations.

Benefits Highlights
  • Maryville University offers a comprehensive benefits package designed to support the health, financial well-being, and professional growth of our employees. Eligible employees enjoy access to:
    • Medical, dental, and vision coverage
    • Retirement plan with 100% University matching up to 9% contributions
    • University-paid life and long-term disability insurance
    • Generous paid time off, including 18 holidays, 3 weeks of vacation, 12 sick days, and 4 personal days
    • Full/Partial Tuition waived for employees and eligible dependents
    • Hybrid and flexible work schedules
    • Wellness programs and employee assistance resources
    • Free parking, fitness center access, and other campus perks

Apply