53 linux administrator jobs at 24 companies in Arnold, MO
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Linux Systems 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+ YOEActive TS/SCI clearance with eligibility for CI Polygraph, 5+ years Linux systems engineering experience, Nutanix AHV administration, Ansible automation, and scripting (Bash/Python).
Linux, Red Hat Ansible, Bash, Python, Nutanix, AHV, Prism Central, Prism Element, Satellite, Capsule, Grafana, Zabbix, HAProxy, F5, Docker, Kubernetes, VMware
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
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Linux Systems Engineer
Springfield or St. Louis
$125k-$135k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance, 5+ years Linux systems engineering experience, Nutanix and Ansible expertise, scripting (Bash/Python), RHEL administration, and bachelor\u0002s degree or equivalent.
Nutanix, AHV, Prism Central, Prism Element, Ansible, Bash, Python, Red Hat (RHEL), Satellite, Capsule, Grafana, Zabbix, HAProxy, F5, Docker, Kubernetes, VMware, PowerShell, OAuth, LDAP, SSO
1mo
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System Administrator
Earth City, Missouri, United States
$60k-$85k/yr OnsiteFull Time
5+ YOE5+ years system administration experience; Windows Server and Linux administration; Active Directory, DNS, DHCP, Group Policy; virtualization (VMware/Hyper-V); scripting (PowerShell, Bash); bachelor’s degree or relevant certifications.
Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy, VMware, Hyper-V, VLANs, TCP/IP, Firewalls, PowerShell, Bash, Appgate SDP, Microsoft 365, Azure AD Sync, ConnectWise Service Manager, SentinelOne, Rapid7, Cisco Umbrella, CyberArk
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Database Administrator
St. Louis or Springfield or Chantilly
$90k-$190k/yr OnsiteFull Time
7+ YOEActive TS/SCI clearance, bachelor’s in a technical field, 7+ years database administration experience with Oracle and other RDBMS/NoSQL, AWS and Linux experience, scripting and automation skills.
Oracle, Oracle Grid Infrastructure, ASM, Oracle Enterprise Manager Cloud Control, RMAN, SQL Server, PostgreSQL, MySQL, MarkLogic, MongoDB, DynamoDB, PeopleSoft, Linux, AWS EC2, AWS EBS, AWS DMS, AWS Lambda, AWS S3
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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
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Sr. Systems Administrator
St. Louis, Missouri, United States
OnsiteFull Time
8+ YOEBachelor's degree with 8+ years or master's degree with 6+ years, including 8+ years of enterprise systems administration. Requires Windows/Linux, virtualization, scripting, cybersecurity, Security+ CE, and active TS/SCI clearance.
Microsoft Windows Server, VMware vSphere, DNS/DHCP, Group Policy, PowerShell, Bash, Python, VMware vCenter, Git, ServiceNow, Microsoft Word, Microsoft Excel, Microsoft Office, Red Hat Enterprise Linux (RHEL), Active Directory, Ansible, SCCM/MECM, Splunk, Elastic Stack, AWS
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
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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
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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
2w
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Administrator, Server
Saint Louis, Missouri, United States
OnsiteFull Time
4+ YOE4+ years IT experience required; manage Active Directory, virtual and physical servers, VMware, Office 365; strong troubleshooting, change control, and disaster recovery skills.
Office 365, VMware, Windows, Linux, ITSM
1mo
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Database Administrator
St. Louis, Missouri, United States
OnsiteFull Time
3+ YOEActive TS/SCI clearance, Bachelor’s degree or equivalent, 3+ years administering enterprise databases (PostgreSQL preferred), SQL scripting, cloud and DevSecOps experience, IaC and Kubernetes familiarity.
PostgreSQL, PostGIS, Oracle, SQL, Git, GitLab CI/CD, Terraform, CloudFormation, Helm, Ansible, Kubernetes, OpenShift, AWS, Azure, Google Cloud, EC2, Lambda, S3, Spark, Hadoop, Pandas, NumPy, Tableau, Matplotlib, Microsoft Power BI, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Linux, Windows
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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
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Senior Database Administrator - ETL
St. Louis, Missouri, United States
RemoteFull Time
3+ YOE3+ years Oracle DBA experience with Data Guard, OEM, RMAN; experience with Postgres/MySQL/AWS, Unix scripting, SAS Data Integration Studio, SQL (Teradata), Bitbucket; must reside in US and be authorized to work without sponsorship; work CST hours.
Oracle, PostgreSQL, SAS Data Integration Studio, IBM Workload Scheduler, PowerDesigner, MySQL, Bitbucket, Oracle Enterprise Manager (OEM), Teradata, Terraform, AWS, MSSQL Server, MariaDB, Unix
1mo
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Senior Database Administrator - ETL
St. Louis or Brentwood or Richmond Heights or Clayton or Maplewood
HybridFull Time
3+ YOE3+ years Oracle DBA experience, Oracle Data Guard, PostgreSQL/MySQL on AWS, Unix scripting, SAS Data Integration Studio, OEM, SQL expertise, strong communication and service management knowledge.
Oracle, Oracle Enterprise Manager (OEM), Oracle Data Guard, RMAN, PostgreSQL, MySQL, Teradata, SAS Data Integration Studio, SAS-DI, IBM Workload Scheduler, PowerDesigner, Bitbucket, Unix, SQL, AWS, Terraform, MSSQL Server, MariaDB, Azure
1mo
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Infrastructure Engineer
Maryland Heights, Missouri, United States
OnsiteFull Time
Hands-on server/infrastructure operations (Windows/Linux), monitoring, backup/restore, Active Directory administration (scoped), ITSM/ITIL practices, on-call availability, and working in regulated GxP environments.
Windows Server, Linux, VMware, Microsoft Hyper-V, Microsoft Azure, Veeam, Active Directory, Group Policy (GPO), CMDB
1mo
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Geospatial Systems Engineer – Multiple Positions at Junior/Mid/Senior Levels
St. Louis or St. Charles
OnsiteFull Time
8+ YOETop Secret/TS-SCI clearance, Bachelor's in STEM, 8+ years experience with enterprise ArcGIS deployments, scripting (Python/PowerShell/JavaScript/C#), RDBMS/SQL, and Windows/Linux administration.
ArcGIS, ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, Python, PowerShell, JavaScript, C#, SQL Server, Oracle, PostgreSQL, Windows, Linux
2w
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Associate Delivery Engineer, AppGate ZTNA (Federal)
Washington or Belleville or Montgomery or Albuquerque or Maryland or Virginia
$137k-$152k/yr RemoteFull Time
2+ YOE2+ years IT/systems/network experience, Linux administration, scripting (Bash/PowerShell/Python), identity and networking fundamentals, familiarity with public cloud, attention to detail, and willingness to obtain U.S. security clearance.
AppGate, Bash, PowerShell, Python, SAML, OIDC, RADIUS, LDAP, Active Directory, TCP/IP, DNS, TLS, VPNs, Linux, AWS, Azure, GCP, Docker, Kubernetes, STIG, SCAP
2mo
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Database Engineer
Springfield or Vienna or St. Louis
OnsiteFull Time
5+ YOE5+ years in database design/administration; Oracle/SQL Server/PostgreSQL/SAP HANA; SQL and Python; Linux/UNIX/Windows; GIS/geospatial concepts; BS in CS/Math/GIS; strong communication.
Oracle, SQL Server, PostgreSQL, SAP HANA, SQL, Python, Linux, UNIX, Windows, ArcGIS, Geospatial
1mo
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Senior System Engineer – ArcGIS (Mission-Focused)
St. Louis or Vienna
$156k-$239k/yr OnsiteFull Time
12+ YOE12+ years experience designing and administering enterprise ArcGIS/IT systems; Windows/Linux administration; scripting (Python, PowerShell, JavaScript, C#); RDBMS and SQL; US citizenship with active Top Secret/SCI clearance; Bachelor's in STEM.
ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, Python, PowerShell, JavaScript, C#, SQL Server, Oracle, PostgreSQL, Windows, Linux
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