101 junior system administrator jobs at 71 companies in Missouri
2mo
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System Administrator I
Springfield, Missouri, United States
$45k-$55k/yr FieldFull Time
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
2w
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System Administrator 1-IT
Kansas City, Missouri, United States
$26-$50/hr OnsiteFull Time
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.
1w
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Office Administrator
Festus, Missouri, United States
OnsiteFull Time
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
3d
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Okta Administrator
Columbia, Missouri, United States
RemoteFull Time
2+ YOERequires 2+ years of Okta, IAM, IT systems administration, SaaS administration, helpdesk escalation, or access management experience; Okta administration, access governance, documentation, and technical collaboration skills.
Okta, SAML, OIDC, SCIM, APIs, Infra as Code (IaC), T3
1d
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Okta Administrator
Columbia, Missouri, United States
RemoteFull Time
2+ YOERequires 2+ years of Okta, IAM, IT systems administration, SaaS administration, helpdesk escalation, or access management experience; Okta knowledge and strong documentation and collaboration skills. Bachelor's degree preferred.
Okta, SAML, OIDC, SCIM, APIs, Infra as Code (IaC), T3 platform
1w
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SUPPORT SYSTEMS ADMINISTRATOR #00025852
Rolla, Missouri, United States
$54k-$70k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience; knowledge of systems administration, networks, hardware, operating systems, scripting, automation, virtualization, Active Directory, Group Policy, and software deployment.
Active Directory, Group Policy Manager, Microsoft Configuration Manager (SCCM), JAMF, Linux, Windows, macOS, PowerShell, Perl, Python, WQL, VMware, KVM
5d
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Office Administrator - Heavy Civil Construction with AIS Infrastructure
Milan, Missouri, United States
OnsiteFull Time
2+ YOERequires a valid driver's license, office administration proficiency, strong organization and communication skills, and proficiency with Microsoft Office Suite, project management software, and document management systems. High school diploma and 2+ years' experience preferred.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, project management software, document management systems
1w
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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
1mo
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Linux Systems Administrator II (4837)
Kansas City, Missouri, United States
OnsiteFull Time
2+ YOE2+ years systems administration, Bachelor's in IT/CS/CE (or equivalent experience), ability to obtain DOE security clearance, travel up to 10%, experience with Linux/Windows, cloud, containers, scripting, and DevOps tools preferred.
OpenShift, Docker, Kubernetes, AWS, Azure, Gitlab CI, Git, Ansible, Red Hat Enterprise Linux, Windows Server, PowerShell, Puppet, Perl, Python, Trunked Radio Systems/P25 Land Mobile Radio
3w
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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
1w
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Storefront Administrator
Jefferson City, Missouri, United States
OnsiteFull Time
2+ YOEHigh school diploma, 2+ years related experience, strong technical aptitude and problem-solving, comfortable with multiple software systems, attention to detail, ability to work independently and with cross-functional teams.
VPRESS
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
1mo
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UKG HRIS Administrator
Springfield, Missouri, United States
OnsiteFull Time
2+ YOE2+ years administering HCM systems (UKG/ADP), 1–3 years time & attendance experience, advanced Microsoft Excel, payroll fundamentals, analytical and project skills; healthcare experience preferred.
UKG, ADP, Kronos, Microsoft Excel, Microsoft Office
3mo
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System Administration Technician #2999071
Jefferson City, Missouri, United States
$45k-$59k/yr OnsiteFull Time
Technical Windows troubleshooting; scripting; SCCM; AD/GPO; SQL reporting; imaging; background checks.
Windows OS, Microsoft Configuration Manager, PowerShell, VBScript, Active Directory, GPOs, SQL Reporting, Computer Imaging
5d
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Commercial Ops System Admin
Saint Louis, Missouri, United States
RemoteFull Time
1+ YOERequires 1–3 years managing GTM or RevOps tools, Salesforce administration experience, familiarity with Gong or ZoomInfo, technical requirement translation, and strong collaboration, communication, and problem-solving skills.
Salesforce, Gong, ZoomInfo, Cirrus Insight, DriveCentrics, ABM, CPQ, SaaS
2mo
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Entry-Level Systems Administrator
Jefferson City, Missouri, United States
$45k/yr OnsiteFull Time
Foundational networking and Windows server knowledge; user support, hardware management, backups, and security software maintenance; strong communication and organizational skills.
DNS, DHCP, TCP, Windows Server, Active Directory, Group Policy, Microsoft Hyper-V, Microsoft SQL Server, IIS, Microsoft 365
2mo
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Enrollment Systems Administrator
Columbia, Missouri, United States
$22/hr RemoteFull Time
1+ YOEConfigure and maintain CRM apps (Salesforce/TargetX); data management; reporting; automation; end-user support.
Salesforce, TargetX, HubSpot, Colleague, Snowflake, OnBase, Microsoft Office, Teams
1w
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System Authorization Specialist
Cape Girardeau, Missouri, United States
OnsiteFull Time
1+ YOEReview prior authorization requests, determine benefits, document decisions, and liaise with internal and external stakeholders; high school diploma required; 1 year healthcare authorization experience preferred; familiarity with CPT/ICD codes.
1mo
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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
1mo
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Salesforce & Marketing Cloud Systems Administrator
Fenton, Missouri, United States
HybridFull Time
0+ YOE0-2 years relevant experience, Bachelor's degree or equivalent, experience with SQL Server, Salesforce and Marketing Cloud preferred; data management, query writing, documentation, and strong interpersonal and problem-solving skills.
Salesforce, Marketing Cloud, SQL Server, Agent360, Data360, Flow
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