55 cybersecurity engineer jobs at 35 companies in Ballwin, MO

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
3w
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Cybersecurity Engineer
St. Louis, Missouri, United States
$80k-$115k/yr HybridFull Time
Maryville University
Maryville University: A private university providing comprehensive undergraduate and graduate education.
Bachelor's in IT/Computer Engineering/Cybersecurity required (Master's preferred); demonstrated experience securing enterprise environments, Windows administration, incident response, vulnerability management, and strong communication skills.
Microsoft 365, Azure/Entra, AWS, Okta, PKI, Windows, NIST CSF, CIS Controls, SOC 2
1d
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Cybersecurity Engineer
Springfield or St. Louis
$108k-$143k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOEActive TS/SCI clearance, US citizenship, 5+ years cybersecurity experience with RMF, STIGs, POA&M, ACAS, scripting (PowerShell/Bash/Python), and enterprise security tools.
ACAS, HBSS, Carbon Black, Tanium, RedSeal, Splunk, Elastic, PowerShell, Bash, Python, AWS, RHEL, Windows, Linux
14h
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Cybersecurity Engineer
Springfield or Arnold
$130k-$140k/yr OnsiteFull Time
D2 Consulting
D2 Consulting: Provides IT engineering and cybersecurity services to federal agencies.
5+ YOEActive TS/SCI clearance, bachelor or equivalent, 5+ years in data/security administration; RMF, NIST SP 800-53, ICD 503, STIG implementation, vulnerability remediation, POA&M management, A&A support, scripting (PowerShell/Bash/Python), AWS experience.
ACAS, HBSS, Carbon Black, Tanium, RedSeal, Splunk, Elastic, AWS, Windows, Linux (RHEL), PowerShell, Bash, Python
1d
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Cybersecurity Engineer
Springfield or St. Louis
$108k-$143k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOETS/SCI cleared candidate with 5+ years supporting RMF, STIGs, POA&M, vulnerability remediation, and A&A in DoD/IC environments; US citizenship required.
ACAS, HBSS, Carbon Black, Tanium, RedSeal, Splunk, Elastic, AWS, PowerShell, Bash, Python, Red Hat Enterprise Linux (RHEL)
2w
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Senior Cybersecurity Engineer
Seattle or Redmond or Boston or Portland or Salt Lake City or St. Louis or Tacoma
$98k-$169k/yr OnsiteFull Time
GeoEngineers
GeoEngineers: Providing engineering and earth science consulting for complex infrastructure.
5+ YOE5+ years IT experience with 2+ years in information security; experience with CMMC, Microsoft 365 security, incident response, vulnerability management; industry certs (CCNA, CISSP, Security+) preferred; Bachelor’s degree in related field.
Arctic Wolf, Cisco Meraki, KnowBe4, Cisco Umbrella, Cisco DUO, Nexpose, Microsoft 365, Microsoft Purview, Microsoft Defender, eDiscovery
2w
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Cybersecurity Forward Deployed Engineer - FDE - Consultant
Atlanta or Milwaukee or Herndon or Dallas or Columbus or Kirkland or Irvine or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or Chicago or Arlington or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Scottsdale or Mountain View or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$235k/yr FieldFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
3+ YOE3+ years engineering experience in cybersecurity, 1+ year deploying agentic AI in production, 3+ years cloud security experience (AWS/Azure/GCP), bachelor\u0002s degree or equivalent.
Claude Code, Cursor, GitHub Copilot, AWS, Azure, GCP, OWASP LLM Top 10, NIST AI RMF
3w
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Senior Engineer I, Cybersecurity Advanced Consulting and Engineering Solutions
Buffalo or St. Louis
$102k-$152k/yr HybridFull Time
Schneider Electric
Schneider ElectricEuronext Paris: SU: Provider of energy management and industrial automation solutions.
5+ YOEBS in engineering or related field, 5+ years in industrial controls/automation/embedded software, 2–3 years in Secure Development Lifecycle domains, PLC programming (FBD, ST, LD), Git/GitHub, C/C++, Python, experience with Modbus/BACnet/SNMP/Redfish, strong troubleshooting and communication.
Git, GitHub, C, C++, Python, C.suite/1Tool (Carel), Modicon, Schneider EcoStruxure, Modbus, BACnet, SNMP, Redfish, PLC
2mo
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Visual Cybersecurity Engineer, Senior (Hazelwood, MO, US, 63042)
Hazelwood, Missouri, United States
OnsiteFull Time
FlightSafety International
FlightSafety International: Professional aviation training and flight simulator manufacturing services.
8+ YOE8+ years experience; CompTIA Security+ 701; willing to travel occasionally; DoD/ITAR familiarity; BS in cybersecurity/computer science or related field.
Windows, Unix/Linux, Powershell, Python, Perl, Bash, RMF, Network+
3w
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Cybersecurity Solutions Engineer - Threat Vulnerability Engineering
Arizona or Tempe or Missouri or St. Louis or United States
HybridFull Time
Edward Jones
Edward Jones: Offers investment management and financial planning through local branches.
7+ YOEApproximately 7 years security/platform engineering experience; Bachelor's in related field or equivalent; hands-on experience with SOAR, SIEM, EDR, DAM, NDR, cloud (AWS/Azure/GCP), IaC, CI/CD, and scripting (Python, PowerShell, Bash).
SOAR, SIEM, EDR, DAM, NDR, vulnerability tools, AWS, Azure, GCP, Infrastructure as Code (IaC), CI/CD, APIs, Python, PowerShell, Bash
3mo
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Zero Trust Cybersecurity Engineer (Pipeline)
Belleville, Illinois, United States
HybridFull Time
Electrosoft Services
Electrosoft Services: Federal cybersecurity, digital engineering, and IT solutions provider
4+ YOE4+ years in network solutions engineering; cloud networks; enterprise security & SIEM; NIST/FISMA familiarity; strong communication; ZT knowledge; enterprise architectures.
Cloud Platforms, Enterprise Network Security, SIEM, Identity and Access Management, Zero Trust
2mo
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Advanced Cybersecurity Analytics Engineer III
St. Louis, Missouri, United States
$75k-$158k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
8+ YOEUS citizen with active TS/SCI, 8+ years cyber analytics experience, DoD 8140/8570 IAT Level III and CSSP Analyst compliant certification, SIEM/data mining and signature development experience, network/protocol analysis, regex; scripting and cloud familiarity desired.
SIEM, Python, Bash, PowerShell, protocol analyzer, hex editor, regular expressions
2mo
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Advanced Cybersecurity Analytics Engineer III
St. Louis, Missouri, United States
$75k-$158k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
8+ YOEUS citizen with TS/SCI; 8+ years advanced cyber security analytics; DoD 8140.01/DoD 8570.01-M IAT Level III and CSSP Analyst; experience with data mining/queries in a SIEM; signature development and tuning; network protocol analysis; regex proficiency.
SIEM, Python, Bash, PowerShell, Regex
1w
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Senior Product Security Engineer - Avionics Development
Berkeley or Saint Charles or Herndon or Hazelwood or Arlington or Saint Louis
$162k-$235k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
9+ YOEDevelop and sustain product cybersecurity for avionics across lifecycle; derive security requirements; perform risk, threat and criticality analysis; 9+ years experience and bachelor’s in engineering or related field required.
1mo
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Security Engineer
St. Louis or Kansas City or Israel
$80k-$150k/yr HybridFull Time
Cyera
Cyera: AI-native platform securing enterprise data across cloud environments.
2+ YOE2+ years cybersecurity/SOC experience, hands-on AWS knowledge, AWS entry-level certification (e.g., Cloud Practitioner), Python proficiency, SIEM and log-pipeline experience, and detection engineering skills.
AWS, Python, SIEM, Sigma, SPL, KQL, SQL, YARA, Terraform, CloudFormation, CDK, LLMs
1mo
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AI-Application Security Engineer
Saint Louis, Missouri, United States
OnsiteFull Time
Stifel
StifelNYSE: SF: Global wealth management and investment banking firm.
2+ YOEMinimum 2+ years information security or software development; bachelor’s degree in CS/IS/Cybersecurity/Software Engineering; CISSP/CSSLP/GIAC or similar preferred.
SAST, DAST, SCA, API security, Mobile security, Python, AWS, CI/CD, GitHub, C#, Angular
3w
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Data Loss Prevention Engineer
Scott Air Force Base, Illinois, United States
$99k-$225k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Experienced Forcepoint/DLP engineer with cybersecurity engineering/admin background, endpoint DLP deployment/configuration experience (Forcepoint, Trellix, Microsoft, Symantec), DoD compliance knowledge, network/security protocol knowledge, Secret clearance, HS diploma or GED.
Forcepoint, Forcepoint Web, Forcepoint Email, Forcepoint CASB, Data Loss Prevention (DLP), Trellix, Microsoft, Symantec, Splunk, McAfee, Palo Alto, SIEM, SOAR
3w
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Sales Engineer - Mid-West US (Minnesota)
Minnesota or Wisconsin or St. Louis
RemoteFull Time
BlinkOps
BlinkOps: Agentic security automation platform for enterprise workflows.
3+ YOE3+ years in sales/solutions engineering for cybersecurity; strong security operations knowledge; hands-on with APIs, JSON, YAML, jq; experience with SIEM, SOAR, EDR, IAM, cloud services; demo and POC execution skills.
APIs, JSON, YAML, jq, SIEM, SOAR, EDR, IAM, GRC, AWS, Azure, GCP, Blink UI
2w
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Information System Security Engineer
Scott Air Force Base, Illinois, United States
OnsiteFull Time
CSCI Consulting
CSCI Consulting: IT and financial management consulting for government and commercial clients.
3+ YOEActive Secret clearance, 3+ years cybersecurity engineering experience, hands-on STIG/SCAP/Tenable experience, CEH and DoD 8140.03M DCWF Basic Tier certification required, strong documentation and communication skills.
STIG Viewer, SCAP Compliance Checker, Tenable Security Center, Tenable Cloud Security, CyberArk Privileged Access Management (PAM)
2mo
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Customer Success Engineer, Chicago
Chicago or St. Louis
$110k-$160k/yr RemoteFull Time
Cribl
Cribl: Develops software for observability and telemetry data management.
5+ YOE5+ years post-sales customer advocacy; engineering mindset; strong communication; experience with large enterprises; willing to travel up to 15-20%; reside in Chicago or St. Louis.
Observability, Logs, Metrics, IT Operations, Security
2w
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Inside Sales Engineer
Frisco or St. Louis or Atlanta or Oklahoma City
HybridFull Time
Fortinet
FortinetNASDAQ: FTNT: Develops and sells cybersecurity software and network security appliances.
1+ YOE1 year pre/post-sales experience with a bachelor's in a related field or 3 years' related experience. Proficiency in cybersecurity and networking fundamentals, critical thinking, and strong presentation and communication skills.