21 cybersecurity analyst jobs at 15 companies in Alton, IL
2d
Save
Mark Applied
Hide
Cybersecurity Analyst
St. Louis, Missouri, United States
$50k-$60k/yr OnsiteFull Time
1+ YOERequires 1–3 years of cybersecurity experience, security incident response, vulnerability assessment, networking, security controls, technical documentation, and Windows and macOS troubleshooting knowledge.
KnowBe4, SentinelOne, Blackpoint MDR, Timus, Microsoft Windows, macOS, Windows Server, Microsoft 365, Microsoft Entra, Microsoft Defender, Microsoft Intune
1mo
Save
Mark Applied
Hide
Cybersecurity Analyst - Student Employee
St. Louis, Missouri, United States
$15/hr OnsitePart Time
Work-study eligible student or bachelor\u0000degree holder in cybersecurity/CS/IS; strong analytical, communication, and program management skills; leadership and mentoring ability.
1mo
Save
Mark Applied
Hide
Cybersecurity Analyst
O'Fallon, Illinois, United States
$95k-$125k/yr OnsiteFull Time
1+ YOEActive DoD Secret clearance (must be able to obtain TS/SCI); DoD 8570 IAT Level II (e.g., Security+ CE) required; must obtain CSSP-A (e.g., CEH, CySA+) within 180 days; networking/packet analysis, SIEM/IDS experience; 1+ to 3+ years or bachelor's.
NetFlow, Full Packet Capture, SIEM, SOAR, IDS/IPS, Anti-Virus, HIPS, HBSS, Network Forensics, AWS, Azure, GCP, iOS, Android, MDM, MAM, MTD
2w
Save
Mark Applied
Hide
Cybersecurity Operations Lead
Scott Air Force Base, Illinois, United States
OnsiteFull Time
6+ YOE6+ years DoD cybersecurity operations experience (RMF, vulnerability management, incident response), SECRET clearance, DoDM 8140.03 qualification, DCWF Cyber Defense Analyst role, and advanced security certifications.
eMASS, Tenable, ACAS, Trellix ePO, HBSS, Cisco ISE, Palo Alto NGFW, Panorama, Splunk, SIEM, Symantec ProxySG
2mo
Save
Mark Applied
Hide
Cybersecurity Boundary Defense
Scott Air Force Base, Illinois, United States
OnsiteFull Time
5+ YOEFive+ years in cybersecurity; IAT-II Baseline: Security+ CE; CSSP Analyst and CSSP Incident Responder (within 6 months); experience with Web Application Firewall, Palo Alto Firewalls, Proxy Servers.
Palo Alto Firewalls, Web Application Firewall, Proxy Servers
3mo
Save
Mark Applied
Hide
Advanced Cybersecurity Analytics Engineer III
St. Louis, Missouri, United States
$75k-$158k/yr OnsiteFull Time
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
2w
Save
Mark Applied
Hide
Advanced Cybersecurity Analytics
St. Louis, Missouri, United States
OnsiteFull Time
8+ YOETS/SCI clearance with CI Poly eligibility, bachelor’s degree, 8+ years cyber analytics experience, DoD IAT Level III/CSSP Analyst cert, SIEM and scripting skills, network/protocol analysis and signature development.
SIEM, python, bash, powershell, hex editor, protocol analyzers
1w
Save
Mark Applied
Hide
CSOS II/Tier 2
St. Louis, Missouri, United States
$63k-$130k/yr OnsiteFull Time
3+ YOEActive TS/SCI clearance, polygraph within 6 months, BA or equivalent, 3+ years cybersecurity experience, IAT Level II and CSSP Analyst certifications, malware analysis and digital forensics experience, shift work (weekend nights).
JIMS, ICMS
2mo
Save
Mark Applied
Hide
Policy Analyst Mid
St. Louis or Springfield
$124k-$149k/yr OnsiteFull Time
7+ YOEU.S. citizenship, active TS/SCI clearance, bachelor’s in CS/Systems Eng/Cybersecurity/Intl Affairs/Policy, 7+ years with PLCM (or 10+ years without a degree), strong policy and cybersecurity framing.
NIST 800-53, Policy Life Cycle Management, Cybersecurity frameworks
1mo
Save
Mark Applied
Hide
Sr Security Analyst
Scott AFB, Illinois, United States
OnsiteFull Time
2+ YOEMust have Secret clearance and U.S. passport, 2+ years cybersecurity experience, Elastic SIEM and Kibana experience, scripting with Python or PowerShell, threat detection and incident response skills, and willingness to travel.
Elastic SIEM, Kibana, Logstash, IDS/IPS, Python, PowerShell
1w
Save
Mark Applied
Hide
Analyst, DataWatcher - US
Creve Coeur, Missouri, United States
$100k-$125k/yr HybridFull Time
1+ YOE1–3 years cybersecurity experience; SOC/MSSP or vulnerability/data protection operations; incident identification/triage; strong communication; Python or PowerShell scripting preferred; familiarity with SIEM/EDR/DLP.
Python, PowerShell, SIEM, EDR, DLP
1w
Save
Mark Applied
Hide
Defense System Analyst
Scott AFB, Illinois, United States
$87k-$198k/yr OnsiteFull Time
5+ YOETop Secret clearance required; 5+ years IT/cybersecurity experience or Bachelor\u0002s in IT; experience with security lifecycle, configuration management, vulnerability assessments, COMSEC, and system troubleshooting.
1w
Save
Mark Applied
Hide
Defense System Analyst
Scott Air Force Base, Illinois, United States
$87k-$198k/yr OnsiteFull Time
5+ YOETop Secret clearance required; HS diploma+5 years or Bachelor's in IT; experience with security lifecycle, configuration control, cybersecurity, risk management, system troubleshooting, hardware/software lifecycle support.
SAP, COMSEC, VTC
2w
Save
Mark Applied
Hide
Policy Analyst - Mid Level
Springfield or Saint Louis
$75k-$131k/yr OnsiteFull Time
7+ YOE7+ years policy lifecycle experience, understanding of NIST 800-53 and cybersecurity frameworks, 24+ months reviewing governance documents, bachelor’s degree (or 10+ years experience), active TS/SCI clearance required.
Policy Life Cycle Management (PLCM), NIST 800-53
2d
Save
Mark Applied
Hide
OT Analyst/Consultant (Remote)
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$59k-$206k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years producing cybersecurity threat intelligence; 2+ years with OT networks, systems, security solutions, and related analysis or consulting.
Operational Technology (OT), OT NSM's, SIEMs, Endpoint Security tools
1mo
Save
Mark Applied
Hide
Cyber Security Risk Analyst
Belleville or Scott Air Force Base
$115k-$125k/yr OnsiteFull Time
5+ YOE5+ years in cybersecurity/IT or related field; Python, SQL, HTML/CSS, Qlik/Databricks experience; 8140-compliant cert (e.g., GCFA, GCIA, CySA+, GICSP, CFR); Bachelor's in CS/CE/IT/Cyber or equivalent; active Secret clearance.
Python, SQL, HTML, CSS, eMASS, Qlik, Databricks, Advana, R, Spark, pandas
2mo
Save
Mark Applied
Hide
Systems Integration Analyst (Experienced or Lead)
Hazelwood or Berkeley
$99k-$166k/yr OnsiteFull Time
3+ YOE3+ years in network systems architecture and information system security; experience with OS configuration, hardware/software integration, networking, scripting, and cybersecurity compliance; active U.S. Secret clearance required.
Windows, Red Hat, Linux, BIOS, File Servers, PC, switch, router, Jira, Confluence
2mo
Save
Mark Applied
Hide
Systems Integration Analyst (Experienced or Lead)
Hazelwood or Berkeley
$99k-$166k/yr OnsiteFull Time
3+ YOERequires active U.S. Secret clearance and U.S. citizenship; 3+ years in network systems architecture and information system security; experience with OS configuration, hardware/software integration, networking, BIOS, and cybersecurity; familiarity with Jira and Confluence.
Windows, Linux, Red Hat, BIOS, Jira, Confluence
5d
Save
Mark Applied
Hide
Data Protection, A/SA-Evergreen
Chicago or Missouri or St. Louis or Pennsylvania or Philadelphia or Texas or Houston or Indiana or Indianapolis or Ohio or Columbus or Kansas or Overland Park or Arizona or Phoenix or New York or New York City or Utah or Salt Lake City or Cleveland or Michigan or Detroit or North Carolina or Raleigh or Kansas City or Florida or Miami or Minnesota or Minneapolis or San Francisco or Cincinnati or Dallas or San Diego or Portland or San Jose or Orlando or Sacramento or Virginia or Arlington or District of Columbia or Washington or Los Angeles or Kentucky or Lexington or Pittsburgh or Maryland or Baltimore or Durham or Tampa or Brooklyn or New Jersey or Florham Park or Irving or Georgia or Atlanta or Austin or Tennessee or Nashville
$76k-$110k/yr HybridFull Time
2+ YOERequires 2+ years of relevant experience and a degree in IT, cybersecurity, computer science, or related field. Microsoft 365 or Azure exposure preferred; security certifications strongly preferred.
Microsoft Purview, Microsoft 365, Microsoft Azure
Explore Jobs