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270 system administrator jobs at 163 companies in Missouri

2mo
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System Administrator
St Louis, Missouri, United States
OnsiteFull Time
Chenega Corporation
Chenega Corporation: Provides professional government, defense, and facility support services.
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
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1mo
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System Administrator
Earth City, Missouri, United States
$60k-$85k/yr OnsiteFull Time
Credit Control
Credit Control: Provides debt recovery and accounts receivable management services.
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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3mo
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System Administrator I
Warrensburg, Missouri, United States
$58k/yr OnsiteFull Time
University of Central Missouri
University of Central Missouri: Public university in the United States.
4+ YOEBachelor's degree in technology or related field; four years of Windows/Linux administration; knowledge of computer security, system analysis, networking, and server troubleshooting.
Windows Server, Linux, ADS, LDAP, Netscaler, IPVS, Firewall
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2mo
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System Administrator I
Liberty, Missouri, United States
OnsiteFull Time
The University of Kansas Health System
The University of Kansas Health System: Academic health system providing medical care and research.
3+ YOEBachelor's in Computer and Information Science or 2:1 equivalent; 3+ years IT systems experience; ITIL, Windows and Linux administration certifications preferred; healthcare setting experience preferred.
Windows, Linux, ITIL
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3w
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Senior System Administrator
Jefferson City, Missouri, United States
$65k/yr OnsiteFull Time
Missouri Department of Elementary and Secondary Education
Missouri Department of Elementary and Secondary Education: State agency overseeing education programs and standards in Missouri.
3+ YOEBachelor's with 15 CS credits +3 years experience (or equivalent), experience with operating systems, servers, storage, virtual infrastructure, troubleshooting, and after-hours response.
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3mo
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AWS System Administrator
St. Louis or Springfield
$75k-$158k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEActive TS/SCI clearance, bachelor’s in a technical field, 5+ years relevant experience, DoD 8140.01/8570.01-M IAT Level II, RHEL 7/8/9 and Linux administration, AWS resource management, scripting (Python/Bash), AWS CLI and CloudFormation.
AWS, EC2, EBS, VPCs, IAM, Red Hat Enterprise Linux (RHEL) 7/8/9, Linux, Python, Bash, AWS CLI, CloudFormation
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1mo
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System Administrator II / System Administrator III – Hybrid – Chesterfield, MO (St. Louis)
Chesterfield, Missouri, United States
HybridFull Time
Experitec
Experitec: Provides industrial automation products and process control engineering services.
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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2mo
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System Administrator I
Springfield, Missouri, United States
$45k-$55k/yr FieldFull Time
JMARK
JMARK: Provides managed IT services and cybersecurity for business growth.
Provide onsite and remote client support, troubleshoot networks and endpoints, maintain network infrastructure, document work in PSA (ConnectWise), support Windows servers and desktops, basic VPN and IPv4/IPv6 knowledge, valid driver's license and vehicle insurance required.
ConnectWise Suite, ConnectWise, Professional Services Automation (PSA), Cisco, Meraki, Microsoft Office Suite, Microsoft Office 365, Windows Server 2012, Windows Server 2016, Windows Server 2019, VPN, IPv4, IPv6, Trend
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2w
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System Administrator 1-IT
Kansas City, Missouri, United States
$26-$50/hr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
1+ YOEPerform on-site hardware installation, break/fix server maintenance, monitor ticket queues and logs, escalate incidents, and follow SOPs and safety/compliance controls. Overnight/off-hours availability required.
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3mo
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AWS System Administrator
Missouri, United States
$75k-$158k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEActive TS/SCI clearance with polygraph within 6 months; DoD 8140/8570-M IAT II; Bachelor's in a technical field; 5+ years of relevant experience; Red Hat Linux admin; Linux scripting and AWS tooling.
AWS, Linux, Python, Bash, AWS CLI, CloudFormation, EC2, VPC, IAM, EBS
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4w
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Senior Associate, ServiceNow - Certified System Administrator
Irvine or Los Angeles or San Francisco or Denver or Washington or Tampa or Atlanta or Chicago or Boston or St Louis or Short Hills or New York City or Philadelphia or Austin or Dallas or Houston or Seattle
$94k-$203k/yr OnsiteFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
3+ YOE3+ years managing enterprise systems with ServiceNow focusing on ITSM/ITOM/IRM, ServiceNow CSA required, JavaScript customization skills, agile delivery and team leadership experience.
ServiceNow, JavaScript
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3d
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Site System Administrator
Kansas City, Missouri, United States
$77k-$119k/yr OnsiteFull Time
Empower AI
Empower AI: Providing AI-enabled technology solutions for federal government agencies.
5+ YOERequires 5+ years of experience, a bachelor's in IT or related field, Secret clearance, and proficiency administering hardware, software, databases, security controls, backups, and service tickets. CompTIA Security+ and ITIL 4 preferred.
System Center Configuration Manager, Travel Document Issuance System, Passport Records Imaging System Management, Automated Cash Register System, vSphere Installation Bundles (VIBs), Oracle, SQL, ServiceNow
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1mo
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Sr. Windows System Administrator
Columbia, Missouri, United States
$58k-$64k/yr OnsiteFull Time
Barnes & Noble Education
Barnes & Noble EducationNYSE: BNED: Operates campus bookstores and provides digital learning materials for students.
Administer and secure Windows infrastructure, perform patching, backups, PowerShell automation, support AD/IIS/Windows Server, and ensure compliance with security standards.
Active Directory, IIS, Windows Server, PowerShell, Microsoft SQL Server, VMware vSphere, VMware Horizon
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1w
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Office Administrator
Festus, Missouri, United States
OnsiteFull Time
Caliber Collision
Caliber Collision: Provider of automotive collision repair and glass replacement services.
2+ YOERequires 2+ years in customer-facing work, a valid driver's license, strong communication and customer service skills, and ability to navigate multiple software systems. Accounts payable, receivable, and payroll experience preferred.
Microsoft Office Suite
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3w
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OFFICE PERSONNEL ADMINISTRATOR (FULL TIME)
Saint Louis, Missouri, United States
$19-$25/hr OnsiteFull Time
Compass Group
Compass GroupLondon Stock Exchange: CPG: Provides contract food and support services globally.
Previous project management, event planning, and system administration experience; clerical skills including telephone handling, bookkeeping, typing, filing, scheduling, and basic office equipment use.
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3w
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Systems Administrator
Kansas City, Missouri, United States
HybridFull Time
Life Unlimited
Life Unlimited: Provides housing and vocational support for individuals with disabilities.
5+ YOE5+ years systems administration experience; strong Microsoft 365, Entra ID, and Microsoft Intune experience; endpoint and identity management, backup/DR, and scripting experience required.
Microsoft Intune, Entra ID (Azure AD), Microsoft 365, Windows Autopilot, PowerShell, Google Admin Console, ChromeOS
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4d
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Systems Administrator
Chesterfield, Missouri, United States
HybridFull Time
Silgan Holdings
Silgan HoldingsNYSE: SLGN: Manufactures metal and plastic packaging for consumer goods.
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
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3w
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Systems Administrator
St. Louis, Missouri, United States
$98k-$132k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOETS/SCI clearance required,5+ years IT systems administration experience,skills in backups,software updates,troubleshooting,VDI,Windows,Citrix,SCCM,SMS;strong written/verbal communication.
Virtual Desktop Infrastructure (VDI), Windows 11, Windows 10, Citrix, SMS, SCCM, KVM, VOIP
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2mo
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System Engineer- ArcGIS
Redlands or St. Louis or Vienna
$121k-$198k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
8+ YOE8+ years experience deploying and administrating enterprise ArcGIS or comparable systems; Windows/Linux sysadmin; scripting (Python, PowerShell, JavaScript, C#); RDBMS and SQL; Top Secret/SCI clearance and US citizenship; Bachelor\u0002s in STEM.
ArcGIS, ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, RDBMS, SQL, SQL Server, Oracle, PostgreSQL, Python, PowerShell, Javascript, C#, Windows, Linux
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1w
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System Engineer
Sikeston, Missouri, United States
HybridFull Time
Montgomery Bank
Montgomery Bank: Community bank providing personal and business financial services.
4+ YOERequires 4+ years in enterprise network administration or engineering, hands-on VMware vSphere and enterprise SAN storage experience, data center experience with 100–200+ virtual servers, and strong server, Active Directory, and security knowledge.
VMware vSphere, NetApp SAN Storage, Cisco UCS, Cisco, Juniper, Cisco Firewalls, Aruba, SilverPeak SD-WAN, Microsoft Azure, Microsoft Entra, Microsoft M365, Microsoft Intune
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