45 junior system administrator jobs at 34 companies in Gillespie, IL
1mo
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Cloud System Admin 1 (Junior)
Scott Air Force Base, Illinois, United States
HybridFull Time
Meet DoD Cyber Workforce Framework 8140 Work Role 641, obtain CompTIA Security+ and cloud certification within 30 days, eligible for Secret clearance, Linux administration experience, strong written/verbal communication.
SAML, OAuth, AWS, Azure GovCloud, Linux, Terraform, CI/CD, Java, Python, Ruby, Bicep, ARM templates
7h
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Learning Management System Administrator & Compliance Analyst
Saint Louis, Missouri, United States
$52k-$85k/yr OnsiteFull Time
2+ YOERequires 2–5 years of experience supporting learning management systems, data reporting, quality processes, and performance improvement. Bachelor's degree and 5–10 years of experience preferred.
Learning Management System (LMS), SABA, Microsoft Excel
2w
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Jr. Systems Administrator
Scott Air Force Base, Illinois, United States
$60k-$71k/yr OnsiteFull Time
1+ YOERequires 1+ year of systems administration or IT support experience, active Secret clearance with TS eligibility, DoD 8140/8570 IAT Level II certification, and Windows Server or Linux familiarity.
Active Directory, DNS, Group Policy, Windows Server, Linux, HBSS, ACAS, SIEM, Microsoft Excel
6d
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Systems Administrator
St. Louis, Missouri, United States
HybridFull Time
2+ YOE2+ years of progressive IT experience preferred, with Microsoft 365, Windows, IT policy management, endpoint administration, troubleshooting, user lifecycle management, and security compliance knowledge.
Microsoft 365, Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Entra ID, Microsoft Intune, Remote Monitoring and Management (RMM), Windows
2w
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Systems Administrator
St. Louis, Missouri, United States
$60k-$72k/yr OnsiteFull Time
2+ YOEBachelor's degree in computer science or related field, or 2–6 years of related experience. Requires operating systems, project management, Windows Server, Active Directory, Cisco UCS, and VMware experience.
Microsoft Active Directory, Cisco Unified Computing System (UCS), VMware Hypervisor, Windows Server, DNS, DHCP, SAN
1w
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IT Systems Administrator II
Creve Coeur, Missouri, United States
OnsiteFull Time
2+ YOETwo years of systems administration experience required, with Microsoft 365, Active Directory, Entra ID, virtualization, cloud-integrated systems, PowerShell automation, and infrastructure project experience. Associate's degree preferred.
Microsoft 365, Azure, Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Active Directory, Entra ID (Azure AD), Microsoft Copilot, PowerShell, Windows, Linux, Unix, Nutanix, HSA, FSA, CHUBB, 401K, Employee Stock Ownership Plan (ESOP)
1mo
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Sales Administrator
St. Charles, Missouri, United States
OnsiteFull Time
Provide sales support and order coordination, follow up on credits/RMAs/backorders, monitor systems and delivery windows, collaborate cross-functionally, and communicate with customers and sales teams.
CIMS, WebHelm, Accuterm, Optimiroute, M3
1mo
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Office Administrator Bilingual
St. Louis, Missouri, United States
$60k/yr OnsiteFull Time
2+ YOE2+ years HR/admin experience, undergraduate degree or equivalent preferred, proficiency with HRIS and payroll systems, recruiting and onboarding experience, payroll data entry, and strong organizational skills.
HRIS, Winteam, Equifax case builder, Paycor, Ehub
1w
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Data Systems Administrator - Governance & Business Management
Springfield, Illinois, United States
$9k-$15k/mo OnsiteFull Time
2+ MgmtRequires a four-year college equivalent, preferably in computer science, management information systems, mathematics, or statistics; master's degree and two years of managerial experience in computer-based management information systems.
Quality Assurance, Project Management Office (PMO)
2mo
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DevOps Engineer - Junior
Denver or Sterling or St. Louis
$58k-$116k/yr OnsiteFull Time
0+ YOETS/SCI clearance (ability to obtain Poly), Bachelor's degree in a technical discipline, 0–3 years supporting DevOps/DevSecOps or system administration, familiarity with Linux, scripting (Python/Bash/PowerShell), Git, CI/CD and container technologies.
Linux, Python, Bash, PowerShell, Git, Jenkins, GitLab CI/CD, GitHub Actions, Bamboo, Docker, Kubernetes, AWS, Azure, Google Cloud, Terraform, Ansible
3w
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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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Geospatial Systems Engineer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis or Sun Prairie
OnsiteFull Time
8+ YOEActive Top Secret/SCI clearance, bachelor’s in STEM, 8+ years experience, enterprise ArcGIS and systems administration, scripting (Python/PowerShell/JS/C#), RDBMS and network knowledge.
ArcGIS, ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, Python, PowerShell, JavaScript, C#, SQL Server, Oracle, PostgreSQL, Windows, Linux
6d
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Office Support Specialist (U)(3243.1)
Springfield, Illinois, United States
$20-$22/hr OnsiteFull Time
2+ YOEHigh school diploma or equivalent plus two years of qualifying college coursework or office/clerical experience, including computer systems, administrative procedures, communication, organization, and independent problem-solving.
1w
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Help Desk Tier III (Systems Administrator)
Scott Air Force Base or St. Louis
OnsiteFull Time
Bachelor's degree in a technical field, or any bachelor's degree with an accepted certification; scripting experience; enterprise technology experience; and ability to obtain and maintain DoD Secret clearance.
PowerShell, Bash, Python, TCP/IP, DHCP, DNS, VPN, VMware, Hyper-V, KVM, Windows Server
1w
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Administrative Assistant - Business Office Data Entry
St. Louis, Missouri, United States
$18/hr OnsitePart Time
Processes accounts payable, maintains vendor and invoice records, supports reconciliations and reporting, and uses financial accounting systems and contract databases.
accounting system, financial accounting software, contract database
1mo
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Health Information Specialist I- St. Louis, MO
St. Louis, Missouri, United States
OnsiteFull Time
Process release of information and medical record requests, maintain HIPAA-compliant confidentiality, document in multiple systems, strong data entry and communication skills.
Microsoft Office, Microsoft Word, Microsoft Excel, EHR
3mo
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STAFFING ASSISTANT
Springfield, Illinois, United States
$20-$30/hr OnsiteFull Time
1+ YOEHigh School Diploma required; Associates degree preferred. At least 1 year scheduling/time/attendance system experience; proficient in Microsoft Office; strong interpersonal skills.
Microsoft Office
1d
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Receptionist
St. Louis, Missouri, United States
OnsiteFull Time, Part Time
Welcomes visitors, resolves problems, manages security and telecommunications systems, handles inquiries and complaints, and routes messages to appropriate staff.
2mo
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Clerk Typist II, 2026-2027
St. Louis, Missouri, United States
$33k-$37k/yr OnsiteFull Time
Performs varied clerical duties including skilled typing, maintaining filing systems, preparing purchase orders/invoices, producing reports, and exercising independent judgment within established procedures.
1mo
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INVENTORY CONTROL CLERK
Springfield, Illinois, United States
$16-$24/hr OnsiteFull Time
Perform inventory counts, receive/stock medical supplies, move and deliver equipment, document inventory in electronic systems; ability to lift up to 50 lbs and operate material-handling equipment.
Microsoft Excel
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