143 system support jobs at 84 companies in Litchfield, IL
1mo
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System Support Specialist
Earth City or St. Louis
HybridFull Time
2+ YOE2+ years IT support experience, high school diploma or equivalent, strong Windows, Microsoft 365, macOS and mobile device knowledge, excellent communication, troubleshooting, documentation, and customer-service skills.
Microsoft Windows, RDP, macOS, iOS, Android, Microsoft 365, Microsoft Office, Microsoft Outlook, Microsoft Teams, Microsoft OneDrive
2mo
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System Administrator - Intermediate
Scott Air Force Base, Illinois, United States
OnsiteFull Time
5+ YOEActive Secret clearance, HS diploma required, 5+ years DoD/federal systems administration experience supporting Windows Server, Active Directory, SCCM, virtualization, storage, backup, STIG implementation, and PowerShell scripting.
Windows Server, Active Directory, Group Policy, DNS, DHCP, SMTP, SCCM, PowerShell, VDI, NAS, SAN, iSCSI, NFS, NTFS, CIFS
1w
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Defense System Analyst
Scott Air Force Base, Illinois, United States
$87k-$198k/yr OnsiteFull Time
5+ YOETop Secret clearance required; HS diploma+5 years or Bachelor's in IT; experience with security lifecycle, configuration control, cybersecurity, risk management, system troubleshooting, hardware/software lifecycle support.
SAP, COMSEC, VTC
3w
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System Engineer (Unix)
Scott Air Force Base, Illinois, United States
OnsiteFull Time
10+ YOEBachelor's degree with 10+ years experience; expertise in UNIX/Linux/RedHat, Windows Server, Azure/AWS, authentication protocols, SAN/NAS; IAT/IT and security certifications; available for on-call support.
Unix, Linux, RedHat, Solaris, Microsoft Windows Server 2012, Microsoft Windows Server 2016, Azure, AWS, Splunk, Cisco, McAfee, LDAP, Kerberos, Active Directory, SAN, NAS, VDI
1mo
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System Engineer – ArcGIS (Mission-Focused)
St. Louis or Vienna
$121k-$198k/yr OnsiteFull Time
8+ YOE8+ years experience designing, implementing, and supporting enterprise ArcGIS or comparable systems; Windows/Linux administration; scripting (Python, PowerShell, Javascript, C#); RDBMS and SQL experience; active Top Secret/SCI clearance and a Bachelor's degree in a STEM field.
ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, ArcGIS, Python, PowerShell, Javascript, C#, SQL Server, Oracle, PostgreSQL, Windows, Linux
2w
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MC&G System Transition & Integration Specialist
St. Louis, Missouri, United States
OnsiteFull Time
2+ YOE2 years NSG experience, 2 years system transition and systems integration experience, 2 years Agile/SAFe experience; program management or systems engineering support preferred.
Scaled Agile Framework (SAFe)
1w
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Operations & System Specialist I (Hybrid) - Radiology
St. Louis, Missouri, United States
$53k-$91k/yr HybridFull Time
3+ YOEBachelor’s degree or equivalent experience and 3 years in operations analysis, systems programming, or a related field. Requires technical support, programming, debugging, Linux, Python, and scientific computing expertise.
C, C++, Jupyter Notebook, Linux, Python, PyTorch, TensorFlow, DICOM, Shell scripting
1w
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IT Support Analyst
St. Louis, Missouri, United States
OnsiteFull Time
2+ YOEBachelor's in IT or Computer Science,2+ years desktop support experience,proficiency with Windows 11/macOS,Active Directory,Microsoft 365,ticketing systems,hardware troubleshooting,and strong communication skills.
Windows 11, macOS, Active Directory, Group Policy, Microsoft 365, Microsoft Outlook, Microsoft Teams, Microsoft SharePoint, ServiceNow, Jira, Zendesk, Microsoft Intune, Microsoft SCCM, Jamf, PowerShell, Bash
3w
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Systems Support Analyst
St. Louis, Missouri, United States
$47k-$64k/yr RemoteFull Time
Provide first-line IT support, account administration in Active Directory/Microsoft Admin Center/Vonage/Salesforce, endpoint and patch monitoring, and end-user training; bachelor\u0002s degree preferred.
Active Directory, Microsoft Admin Center, Vonage, Salesforce, WSUS, Microsoft Office, Microsoft Teams
1d
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ST IT Student Support Technician 2026/2027
Jacksonville, Illinois, United States
$12/hr OnsitePart Time
Provides technical support for campus computers, computer labs, end users, service calls, personal computers, hardware deployment, and campus technology systems.
2d
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Tier I Customer Support Representatives – 3rd Shift (REMOTE)
Scott Air Force Base, Illinois, United States
RemoteFull Time
3+ YOEHigh school diploma or GED, 3–5 years of customer service or technical support experience, ticketing system experience, Windows or Mac troubleshooting, communication, and problem-solving skills.
Microsoft Office Suite, ServiceNow, Jira, Zendesk, Windows, Mac, DPS (Defense Personal Property System), MilMove, VoIP
2w
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IT Support Associate II, Ops Tech Solutions (OTS)
Edwardsville, Illinois, United States
OnsiteFull Time
1+ YOETroubleshoot integrated computer systems, 1+ years OS support experience, strong customer service, ability to lift 49 lbs and stand up to 12-hour shifts, local/regional travel.
Windows, Mac, Linux, Red Hat, AWS
1w
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Technical Support and Customer Service Representative
St. Louis, Missouri, United States
$26-$28/hr OnsiteFull Time
2+ YOE2+ years technical support or customer service experience, high school diploma or GED required, strong computer literacy, excellent communication, ability to troubleshoot mechanical/optical systems.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Adobe Acrobat, ERP, MRP
1mo
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Treasury Client Service Support Specialist II
Saint Louis or New York City or San Francisco or Baltimore or London or Frankfurt or Toronto
OnsiteFull Time
2+ YOEProvide treasury product support and client service; troubleshoot systems, review account setup for compliance, and research/resolve client treasury issues. Requires 2+ years financial institution experience and high school diploma or equivalent.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook
1w
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Fueling Operations Support Manager - REMOTE
Austin or Albany or Annapolis or Atlanta or Augusta or Baton Rouge or Bismarck or Boise or Boston or Carson City or Charleston or Cheyenne or Columbia or Columbus or Concord or Denver or Des Moines or Dover or Frankfort or Hagåtña or Harrisburg or Hartford or Helena or Honolulu or Indianapolis or Jackson or Jefferson City or Juneau or Lansing or Lincoln or Little Rock or Madison or Montgomery or Montpelier or Nashville or Oklahoma City or Olympia or Phoenix or Pierre or Providence or Raleigh or Richmond or Sacramento or Saint Paul or Salem or Salt Lake City or San Juan or Santa Fe or Springfield or Charlotte Amalie or Tallahassee or Topeka or Trenton or Washington
$75k/yr RemoteFull Time
5+ YOERequires a high school diploma/GED, 5+ years in fuel systems, facility maintenance management, or environmental compliance, and 1–3 years of customer relationship experience.
Microsoft Office, Microsoft Excel, Automatic Tank Gage (ATG), Turbine Transfer Pumps (STP), Under Dispenser Containment (UDC)
1mo
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RISK MANAGEMENT SUPPORT TASK LEAD
Belleville, Illinois, United States
OnsiteFull Time
7+ YOE7+ Mgmt7+ years leading teams in DoD information systems security engineering; hands-on RMF, eMASS, ACAS, DISA STIGs experience; CISSP or CISM (DoD IAM Level III); active Secret clearance and US citizenship required.
eMASS, ACAS, NIPRNet, SIPRNet, CMRS, DISA STIGs, SRG, Risk Management Framework (RMF), CI/CD, Python, SQL, Qlik, Databricks, Fortify, SCAP
1w
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Facilities Operations Support Associate - St. Louis, MO
Saint Louis, Missouri, United States
OnsiteFull Time
3+ YOEHigh school diploma/GED with 3+ years related experience, strong Microsoft Office skills, financial and operational systems knowledge, vendor coordination, reporting and HSE compliance.
Microsoft Word, Microsoft Excel, Microsoft Outlook
1w
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25U Signal Support Systems Specialist
East St. Louis, Illinois, United States
OnsitePart Time
Requires Army National Guard enlistment, high school junior status or diploma/GED, age 17–35, physical fitness, legal and moral eligibility, and citizenship requirements.
Local Area Network (LAN)
1mo
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Information Systems Security Officer
Scott Air Force Base, Illinois, United States
OnsiteFull Time
3+ YOEActive Secret clearance (TS preferred), 3–5 years cybersecurity/RMF experience supporting DoD or Federal systems, eMASS experience, knowledge of DoD RMF and NIST SP 800-53 Rev. 5, CEH and DoD 8140.03M DCWF Basic Tier certification.
Enterprise Mission Assurance Support Service (eMASS)
2d
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Senior Enterprise Print Support Administrator (Information Systems Analyst II Option S)
Springfield, Illinois, United States
$8k-$12k/mo OnsiteFull Time
3+ YOEFour years of college coursework in computer science or related fields and three years of professional IT experience, including enterprise print environments, networking, Microsoft Active Directory, migrations, and technical project coordination.
Microsoft Print servers, Iprint, Microsoft Active Directory, Microsoft SharePoint, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Virtual Private Networks (VPNs), Domain Name Service (DNS), Dynamic Host Configuration Protocol (DHCP), Windows Internet Name Service (WINS)