59 security administrator jobs at 38 companies in Roxana, IL
2mo
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Senior Physical Security Administrator
O'Fallon, Missouri, United States
$48k-$74k/yr OnsiteFull Time
1+ YOENight shift security role requiring minimum 1 year in security or military/law enforcement and an associate degree or higher in law enforcement or criminal justice; valid driver’s license; high school diploma or equivalent.
2mo
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System Administrator
St Louis, Missouri, United States
OnsiteFull Time
3+ YOERequires LenelS2 and Milestone certifications, Security+ certification, and 3+ years as a systems administrator/engineer on security system platforms; strong background with security software, servers, databases, and enterprise installation/troubleshooting.
LenelS2, Milestone, Genetec, Honeywell, Avigilon, Bosch, MSWord, Microsoft Excel, Microsoft Access, Microsoft PowerPoint, Microsoft Outlook
2mo
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Network Administrator
St. Louis, Missouri, United States
OnsiteFull Time
5+ YOEBachelor's degree; 5+ years in network administration; TCP/IP, DNS, DHCP, VPN, VLAN; network security; strong communication and problem solving.
TCP/IP, DNS, DHCP, VPN, VLAN
2d
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Systems Administrator
Chesterfield, Missouri, United States
HybridFull Time
7+ YOEMinimum 7 years of progressive systems administration or infrastructure engineering experience, enterprise environment experience, and expertise across servers, cloud, virtualization, storage, identity, security, and automation.
Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP, VMware vSphere, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Entra ID, Pure Storage, Microsoft Azure, PowerShell
2mo
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Target Security Specialist
Florissant, Missouri, United States
OnsiteFull Time
Security specialist responsible for loss prevention, incidents, guest safety, and security operations at Target store.
video surveillance system, handheld scanners, case management system
1d
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Jr. Systems Administrator
Scott Air Force Base, Illinois, United States
$60k-$71k/yr OnsiteFull Time
1+ YOEActive Secret clearance with TS eligibility, 1+ year of systems administration or IT support experience, DoD 8140/8570 IAT Level II certification such as CompTIA Security+ CE, and Windows Server or Linux familiarity.
Active Directory, DNS, Group Policy, Windows Server, Linux, HBSS, ACAS, SIEM, RMF, STIGs, IAVM, Microsoft Windows
1w
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ServiceNow Administrator
O'Fallon, Illinois, United States
$100k-$125k/yr OnsiteFull Time
4+ YOEActive Secret clearance, ServiceNow CSA and CompTIA Security+,2+ years ServiceNow admin experience (2–5 yrs),4+ years IT experience,knowledge of ITSM/ITIL,EMR not required.
ServiceNow, CMDB, ITIL
2w
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Database Administrator
St. Louis or Chantilly or Springfield
$90k-$190k/yr OnsiteFull Time
7+ YOEActive TS/SCI clearance (polygraph capable), Bachelor\u0002s degree, 7+ years database experience, AWS Cloud Practitioner, Oracle/Grid/ASM/Enterprise Manager, Linux, scripting, AWS services, and IT security experience.
Oracle, SQL Server, PostgreSQL, MySQL, MarkLogic, MongoDB, DynamoDB, RMAN, Oracle Grid Infrastructure, ASM, Oracle Enterprise Manager Cloud Control, Momentum, PeopleSoft, Linux, AWS, EC2, EBS, DMS, Lambda, S3
1w
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Systems Administrator / Systems Infrastructure Lead
Scott Air Force Base, Illinois, United States
$115k-$130k/yr OnsiteFull Time
5+ YOE5+ years enterprise Windows/Linux systems administration, virtualization, SAN/NAS, Active Directory, backup/DR; DoDM 8140.03 qualification and Secret clearance required; Security+ or CySA+ preferred.
Windows Server 2019, Windows Server 2022, RHEL 8, RHEL 9, NetApp ONTAP, VMware vSphere, vCenter, Active Directory, Veeam, SCCM, SolarWinds, Commvault, SIPRNet
2w
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Systems Administrator / Systems Infrastructure Lead
Scott Air Force Base, Illinois, United States
OnsiteFull Time
5+ YOE5+ years enterprise Windows/Linux/virtualization/SAN and Active Directory administration; DoD experience with STIGs; SECRET clearance; DoDM 8140.03 and related certifications (Security+, CySA+); backup/DR tooling experience.
Windows Server 2019, Windows Server 2022, RHEL 8, RHEL 9, NetApp ONTAP, VMware vSphere, vCenter, Active Directory, Veeam, SCCM, SolarWinds, Commvault, SIPRNet
1mo
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System Administrator II / System Administrator III – Hybrid – Chesterfield, MO (St. Louis)
Chesterfield, Missouri, United States
HybridFull Time
5+ YOE5+ years IT experience with 3+ years as a system administrator and 2+ years managing Windows Server; experience with Windows/Linux, virtualization (VMware), Active Directory/Azure AD, cloud (Microsoft Azure), scripting (PowerShell/Bash/Python), backup/DR, and enterprise security.
Windows Server, Linux, Active Directory, Azure Active Directory, Office 365, Group Policy, DNS, DHCP, VPN, VLAN, PowerShell, Bash, Python, VMware, vCenter, ESXi, Microsoft Azure, SAN, NAS, SIEM, SAML, LDAP, OIDC, SSO, Microsoft Copilot, GitHub Copilot
5d
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Security Engineer and IT Systems Admin.
St. Louis or Jefferson City
OnsiteFull Time
2+ YOEActive Secret clearance, bachelor's degree or equivalent experience, Security+ or higher certification, and at least 2 years in cybersecurity, information assurance, system administration, or IT operations.
Risk Management Framework (RMF), Security Control Assessments (SCAs), Change Control Board (CCB), VM images, Department of Defense Instruction (DoDI), National Institute of Standards and Technology (NIST), Security Technical Implementation Guide (STIG), Assured Compliance Assessment Solution (ACAS), Nessus, Security Content Automation Protocol (SCAP) Compliance Checker (SCC), Enterprise Mission Assurance System (eMASS), Control Correlation Identifiers (CCI), Committee on National Security Systems Instruction (CNSSI), ISEC-MED, Plan of Action and Milestones (POAM), Security Control Assessor-Validator (SCA-V), Security Impact Analyses (SIA), Windows
3mo
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Salesforce Administrator II
Saint Louis, Missouri, United States
OnsiteFull Time
2+ YOESalesforce FSC configurations, security, data management, CI/CD, audits, and stakeholder collaboration.
Copado, Gearset, Salesforce
6d
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Data Security Engineer
Scott Air Force Base, Illinois, United States
$87k-$198k/yr OnsiteFull Time
Experience designing, deploying, and configuring data security solutions; systems administration; technical architecture documentation; Secret clearance; high school diploma or GED. Linux, containers, federal security, degree, and DoD 8140 certification preferred.
Virtru, PKWare, Thales, Linux, Microsoft Internet Explorer, Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser, Blackberry Browser
2w
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AWS ECDS Systems Administrator
St. Louis, Missouri, United States
OnsiteFull Time
4+ YOETS/SCI with CI poly, Bachelor's in technical field, 4+ years relevant experience, DoD 8140.01/8570 IAT Level II, AWS infrastructure and Linux experience, scripting with Python/Bash, EM security practices.
AWS, EC2, EBS, VPC, IAM, AWS CLI, CloudFormation, Python, Bash
3w
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Network Administrator I (SDA)
Scott Air Force Base, Illinois, United States
$60k-$80k/yr OnsiteFull Time
1+ YOEActive US Secret clearance (ability to obtain Top-Secret), US citizenship, 1+ year networking experience, DoD-8570 IAT Level II (e.g., Security+ CE), experience with network monitoring/troubleshooting, and ability to work rotating 24/7 shifts.
DWDM, MPLS, Cisco, Juniper, Promina, MSPP, VPN, IDS/IPS, Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft Access, Microsoft PowerPoint, Microsoft Teams
2mo
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Linux Systems Administrator - HPC (TS/SCI Clearance Required)
Alexandria or Chantilly or Springfield or Saint Louis
OnsiteFull Time
Active TS/SCI clearance, strong Linux/RHEL administration, HPC cluster (Slurm/MPI) experience, STIG/IAVA remediation, VM backup experience, scripting for automation, and DoD 8570-compliant certification (e.g., Security+).
Linux, RHEL, Slurm, MPI, STIG, IAVA, Jira, Confluence
2mo
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Professional Development Administrator ( Corrections Captain)
Clayton, Missouri, United States
$31-$37/hr OnsiteFull Time
1+ YOEBachelor-equivalent degree; 1 year related security/corrections experience; strong communication; MS Office and LMS proficiency; valid driver’s license.
Microsoft Office, Learning Management System, Document Management System
2mo
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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)
1d
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Sr. Systems Engineer – SQL Database Administrator.
Saint Paul or Atlanta or Hopkins or Charlotte or Chicago or Gresham or Denver or Brookfield or Earth City
$105k-$124k/yr HybridFull Time
10+ YOEBachelor's degree or equivalent experience; 5+ years in IT and 10+ years designing, developing, and supporting technology infrastructure. Requires advanced SQL Server, cloud, HA/DR, security, T-SQL, PowerShell, and leadership expertise.
Microsoft SQL Server, Microsoft Azure, Amazon Web Services (AWS), Always On Availability Groups, Failover Clustering, Replication, Log Shipping, T-SQL, PowerShell
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