66 security administrator jobs at 38 companies in Eureka, MO
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.
1mo
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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
1mo
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Network Administrator
Scott Air Force Base, Illinois, United States
$60k-$82k/yr OnsiteFull Time
3+ YOEActive Secret clearance (able to obtain Top Secret), DoD IAT Level II (e.g., Security+), 3+ years network administration experience, hands-on Juniper/Cisco, BGP/OSPF, VLAN, VMware, firewall administration, RMF/STIG familiarity, ACAS and troubleshooting tools.
Juniper, Cisco, BGP, OSPF, ACAS, VMware, Wireshark, ping, traceroute
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
1w
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Mid-Level Systems Administrator
Berkeley or Hazelwood
$96k-$130k/yr OnsiteFull Time
3+ YOE3+ years administering Active Directory, VMware, and Windows Server; experience with system integration, security compliance (JSIG/RMF), user access administration, and classified/closed networks; active U.S. Secret clearance required.
Active Directory (AD), VMware, Microsoft Windows Server, Microsoft Windows 11, NetApp, McAfee Epo, Splunk, Amazon Web Services (AWS), Azure, Red Hat Enterprise Linux (RHEL), Oracle, Scaled Agile Framework
5d
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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
1w
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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
1w
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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
3d
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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
2mo
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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
3d
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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
1w
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Mid-Level Systems Administrator
Berkeley or Hazelwood
$96k-$130k/yr OnsiteFull Time
3+ YOE3+ years administering ADDS, VMware, and Windows Server environments; experience with user access controls, security compliance (JSIG/RMF), cloud platforms, and troubleshooting in closed networks.
Active Directory, VMware, VMware ESX, Microsoft Windows Server, Windows 11, NetApp, McAfee ePO, Splunk, Red Hat Enterprise Linux (RHEL), Oracle, Amazon Web Services (AWS), Azure
1w
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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
3w
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Senior Database Administrator - ETL
St. Louis, Missouri, United States
RemoteFull Time
3+ YOE3+ years Oracle DBA experience with Data Guard, Oracle OEM, AWS/PostgreSQL/MySQL, Unix scripting, SAS Data Integration Studio, SQL expertise, security awareness, US work authorization and residence, CST core hours.
Oracle, Oracle Enterprise Manager (OEM), PostgreSQL, MySQL, SAS Data Integration Studio, IBM Workload Scheduler, PowerDesigner, Bitbucket, Teradata, MSSQL Server, Unix, SQL, Terraform, AWS, Microsoft Azure
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
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