19 cyber security engineer jobs at 8 companies in Gillespie, IL
2mo
Save
Mark Applied
Hide
Cyber Security Engineer
Springfield or Vienna or St. Louis
OnsiteFull Time
5+ YOEBachelor’s degree with 5+ years of experience; DoD 8570 IAT Level II or higher; RMF/A&A/POA&M/ATO documentation experience; vulnerability scanning; Linux/Windows hardening; NIST guidance knowledge.
RMF, A&A, POA&M, ATO, XACTA, eMASS, ACAS, IAVM, STIGs, NIST 800-53, CNSSI 1253, Python, Java, React, DevSecOps, Linux, Windows
2mo
Save
Mark Applied
Hide
Cyber Security Engineer - NSS Tools
St. Louis, Missouri, United States
$75k-$158k/yr OnsiteFull Time
7+ YOEActive TS/SCI clearance, DOD 8570 IAT II and CSSP Infrastructure Support, 7+ years experience, Linux system administration, shell scripting, logging and networking, familiarity with AWS, Ansible, and GitHub/GitLab; Bachelor's degree required.
Linux, shell scripting, tcpdump, Traceroute, Ping, Netstat, nslookup, EC2, S3, CloudFormation, Terraform, Ansible, GitHub, GitLab, SEIM
1d
Save
Mark Applied
Hide
Interdisciplinary (CYBER)
Scott Air Force Base, Illinois, United States
$115k-$158k/yr OnsiteFull Time
1+ YOEBachelor's degree or qualifying engineering education, 1 year of equivalent experience, and ability to engineer, secure, modernize, integrate, test, and deploy network infrastructure and cybersecurity systems.
Software-Defined Networking (SDN), Multiprotocol Label Switching (MPLS), Time-Division Multiplexing (TDM)
2w
Save
Mark Applied
Hide
Cyber Threat Intelligence Engineer IV
Tempe or St. Louis
HybridFull Time
5+ YOERequires 5+ years in cyber threat intelligence, SOC, incident response, or related security; MITRE ATT&CK, threat intelligence platforms, OSINT, SIEM/EDR, vulnerability management, and strong communication skills.
MITRE ATT&CK, SIEM, EDR, Python, SQL, STIX, TAXII
2mo
Save
Mark Applied
Hide
Geospatial Cyber Security Engineer – Multiple Positions at Junior/Mid/Senior Levels
St. Louis or St. Charles or Virginia or Sun Prairie
OnsiteFull Time
5+ YOETop Secret/SCI required; Bachelor's in CS/Engineering; 5+ years experience; RMF/A&A, NIST 800-53, XACTA/eMASS, ACAS, Linux/Windows hardening, vulnerability management, strong communication.
XACTA, eMASS, ACAS, Python, Java, React, Jira, Confluence, RedHat/CentOS
2mo
Save
Mark Applied
Hide
Geospatial Cyber Security Engineer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis
OnsiteFull Time
5+ YOEActive TS/SCI clearance, bachelor\u0002s degree in a technical field, 5+ years relevant experience, DoD 8570 IAT II or higher, RMF/A&A and vulnerability scanning experience, knowledge of NIST 800-53 and STIGs.
XACTA, eMASS, ACAS, Python, Java, React, RedHat, CentOS, Jira, Confluence
2mo
Save
Mark Applied
Hide
System Engineer- Cyber Security Engineering Focus
Redlands or St. Louis or Vienna
$121k-$198k/yr OnsiteFull Time
8+ YOE8+ years in RMF/A&A, vulnerability scanning, system hardening for Linux/Windows, experience with RMF tools (XACTA/eMASS), DoD 8570 certification, active Top Secret/SCI clearance, and a relevant bachelor's degree.
RMF, XACTA, eMASS, ACAS, IAVM, STIGs, Red Hat, CentOS, Windows, Python, Java, React, Jira, Confluence, NIST SP 800-53, CNSSI 1253, NIST SP 800-171
2mo
Save
Mark Applied
Hide
System Engineer- Cyber Security Engineering Focus
Redlands or St. Louis or Vienna
$121k-$198k/yr OnsiteFull Time
8+ YOE8+ years experience with RMF/A&A, vulnerability scanning (ACAS), STIG-based hardening for Linux/Windows, NIST 800-series knowledge, DoD 8570 IAT Level II+ certs, active Top Secret/SCI clearance, and a bachelor’s in CS/IT/Cyber/STEM.
XACTA, eMASS, ACAS, STIGs, Linux, Windows, Red Hat, CentOS, Python, Java, React, Jira, Confluence
2mo
Save
Mark Applied
Hide
Endpoint Security Engineer III
Springfield or St. Louis
$75k-$158k/yr OnsiteFull Time
5+ YOETS/SCI clearance required, bachelor's in engineering/computer science preferred (experience may substitute), 5+ years cyber security experience, DoD 8570 IAT Level II, CSSP Infrastructure Support certification (within 6 months), Carbon Black EDR, Linux, incident response, enterprise networks.
Carbon Black Endpoint Detection and Response (EDR), Linux, Windows Enterprise Active Directory (AD), VMware, AWS
2mo
Save
Mark Applied
Hide
Endpoint Security Engineer III
Springfield or St. Louis
$75k-$158k/yr OnsiteFull Time
5+ YOETS/SCI clearance required, bachelor's degree (or equivalent experience), 5+ years cyber security experience, DoD 8570 IAT II, CSSP Infrastructure Support certification within 6 months, Carbon Black EDR, incident response, Linux administration, enterprise network experience.
Carbon Black Endpoint Detection and Response (EDR), Linux, AWS, VMWare virtualization, Windows Enterprise Active Directory (AD)
2w
Save
Mark Applied
Hide
Endpoint Security Engineer III - Nessus
St. Louis or Springfield
$75k-$158k/yr OnsiteFull Time
10+ YOETS/SCI clearance, DoD 8570 IAT Level II, CSSP Infrastructure Support within 6 months, 10+ years cyber security experience, Tenable and Linux administration, bachelor's degree (or equivalent experience).
Tenable Security Center, Tenable Nessus, Tenable Nessus Manager, Tenable Suite, Linux, Python, PowerShell
2mo
Save
Mark Applied
Hide
System Engineer- Cyber Security Engineering Focus
Redlands or St. Louis or Washington or Vienna
$121k-$198k/yr OnsiteFull Time
8+ YOE8+ years experience applying RMF/A&A, developing ATO documentation (XACTA/eMASS), conducting vulnerability scans (ACAS), securing Linux/Windows with STIGs, and supporting incident response; Top Secret/SCI clearance and Bachelor’s in a STEM field required.
XACTA, eMASS, ACAS, STIGs, Linux, Windows, Red Hat, CentOS, Python, Java, React, Jira, Confluence
2w
Save
Mark Applied
Hide
Endpoint Security Engineer III - Nessus
Springfield or St. Louis
$75k-$158k/yr OnsiteFull Time
10+ YOETS/SCI clearance, DoD 8570 IAT II, CSSP Infrastructure Support within 6 months, Bachelor's (or equivalent) and 10 years cyber experience, Tenable Suite and Linux expertise, polygraph eligible.
Tenable Security Center, Tenable Nessus Scanners, Tenable Nessus Manager, Linux, Python, PowerShell
2w
Save
Mark Applied
Hide
Lead IA Specialist Engineer
St. Louis or Rosslyn
$111k-$218k/yr OnsiteFull Time
12+ YOEBachelor's degree in computer science or related technical field, Top Secret/SCI clearance, IAT Level III credential, 12+ years in NIST RMF and cyber assessment, and U.S. work authorization without sponsorship.
NIST Risk Management Framework
18h
Save
Mark Applied
Hide
Technical Consultant- Cyber Security Engineering
St. Louis or Redlands or Washington or Vienna
$84k-$142k/yr OnsiteFull Time
5+ YOERequires 5+ years of cybersecurity experience, bachelor's degree, DoD 8570 IAT II+ certification, U.S. citizenship, and active or recent Top Secret clearance with SCI eligibility.
XACTA, eMASS, ACAS, IAVM, NIST 800-53, CNSSI 1253, STIGs, Linux, Windows, Python, Java, React, DevSecOps, Red Hat, CentOS, Jira, Confluence, NIST SP 800-171
2mo
Save
Mark Applied
Hide
Technical Consultant- Cyber Security Engineering
Redlands or St. Louis or Vienna
$84k-$142k/yr OnsiteFull Time
5+ YOE5+ years experience with RMF/A&A, ATO/POA&M documentation (XACTA/eMASS), vulnerability scanning (ACAS), STIG-based hardening for Linux/Windows, DoD 8570 IAT II+ certification, active Top Secret/SCI clearance, and a bachelor’s in a STEM field.
XACTA, eMASS, ACAS, STIGs, Linux, Windows, Red Hat, CentOS, Python, Java, React, Jira, Confluence
3mo
Save
Mark Applied
Hide
Advanced Cybersecurity Analytics Engineer III
St. Louis, Missouri, United States
$75k-$158k/yr OnsiteFull Time
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
3mo
Save
Mark Applied
Hide
Strategic Talent Pipeline - Upcoming NGA Initiatives
St Louis or Arnold
$80k-$128k/yr OnsiteFull Time
0+ YOEBachelor’s degree in engineering, math, physics, or related field; 0-6+ years experience; ability to obtain TS/SCI with poly; willing to work at a customer facility; strong analytical, communication, and teamwork skills.
AI/ML, Cloud Computing, Cyber Security, Modeling and Simulation, Network Engineering, IT Infrastructure Architecture, Change/Configuration Management, Hyperspectral Imaging
3mo
Save
Mark Applied
Hide
Strategic Talent Pipeline - Upcoming NGA Initiatives
St Louis or Arnold
$135k-$216k/yr OnsiteFull Time
12+ YOEBachelor's in engineering, math, physics, or related technical field; 12+ years of relevant experience; ability to obtain TS/SCI with polygraph; willingness to work at a customer facility; strong analytical, problem-solving, and communication skills; ability to build client relationships; independent and team work capability.
Cloud Computing, Cybersecurity, AI/ML, Network Engineering, Modeling and Simulation, Software and Systems Engineering, Configuration Management
Explore Jobs