172 system administrator jobs at 108 companies in Leander, TX
2mo
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OT System Administrator
Austin, Texas, United States
OnsiteFull Time
5+ YOE5+ years systems administration in regulated/mission-critical environments; Windows/Linux/VMware/NetApp experience; backup, SQL Server, identity management, NERC CIP familiarity; willingness for 24/7 on-call.
Windows Server, Linux, vSphere, ESXi, vCenter, NetApp, RSA, IBM BigFix, Veeam, Commvault, Splunk, AssurX, Symantec, Active Directory, Group Policy Objects (GPOs), Microsoft SQL Server, SharePoint, LaserFiche, Nessus Security Center, Tripwire Enterprise, Avigilon ACM, Remote Terminal Units (RTUs), FoxGuard
2mo
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OT System Administrator
Austin, Texas, United States
OnsiteFull Time
5+ YOE5+ years systems administration in regulated/mission-critical environments; hands-on Windows and Linux, VMware, NetApp, enterprise backup (Veeam/Commvault), RSA, and Microsoft SQL Server; willingness to participate in 24/7 on-call rotation.
Windows Server, Linux, VMware vSphere, VMware ESXi, VMware vCenter, NetApp, Veeam, Commvault, RSA, Microsoft SQL Server, Splunk, Nessus Security Center, Tripwire Enterprise, IBM BigFix, Symantec Endpoint Security, Avigilon ACM, AssurX, FoxGuard, Active Directory, Group Policy Objects (GPOs), DNS, LaserFiche, Microsoft SharePoint
5d
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Tactical System Administrator
Austin, Texas, United States
$58k-$70k/yr OnsiteFull Time
2+ YOE2+ years system administration experience, Red Hat Linux and scripting knowledge, DoD 8570/CompTIA Security+ cert (or obtain within 6 months), willingness to obtain security clearance, class C driver's license, US citizenship.
Red Hat Enterprise Linux, MATLAB, Bash, C/C++, Python, Java, YAML, Shell, Ansible, git, Nessus, VMware, AWS
2w
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Senior ServiceNow System Administrator
Austin or Plantation
$93k-$173k/yr HybridFull Time
3+ YOE3+ years ServiceNow administration, 2+ years ServiceNow development, 5+ years IT experience, bachelor's in CS/IT/IS or equivalent, proficiency with APIs, web services, JavaScript, and system integrations.
ServiceNow, Oracle, HTML, JavaScript, JSON, AJAX, CSS, XHTML, XML, REST, SOAP, LDAP, Active Directory
1w
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Salesforce System Administrator
Austin or Hillsboro
$80k-$85k/yr OnsiteFull Time
2+ YOE2+ years Salesforce experience, Salesforce Administrator certification required (Advanced preferred), strong communication, Microsoft Office proficiency, problem-solving, and ability to work under pressure.
Salesforce, Zoom, Data Loader, Salesforce Flow, Apex Triggers, SOQL, SOSL, Microsoft Office
2w
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Senior ServiceNow System Administrator
Austin or Plantation
$93k-$173k/yr HybridFull Time
3+ YOEServiceNow administration and development experience, 3+ years ServiceNow administration, 2+ years development, JavaScript/HTML/REST/SOAP skills, API and database experience, LDAP/AD knowledge, bachelor's or equivalent, US work authorization required.
ServiceNow, JavaScript, HTML, JSON, AJAX, CSS, XHTML, XML, REST, SOAP, Oracle, LDAP, Active Directory
1w
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Avigilon and Gentec System Administrator
Santa Clara or Austin
$116k-$160k/yr OnsiteFull Time
10+ YOE10+ years supporting enterprise physical security systems; hands-on Avigilon experience; IP networking, access control, and video surveillance expertise; ability to lift 40 lbs and travel ~20%.
Avigilon Control Center (ACC), Avigilon Unity Platform, Avigilon Alta Cloud Platform, Genetec, LenelS2, Software House CCURE, Milestone, ONVIF, Windows Server, PoE, TCP/IP Networking, IP Cameras
1w
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Avigilon and Gentec System Administrator
Santa Clara or Austin
$116k-$160k/yr OnsiteFull Time
10+ YOEBachelor's or equivalent,10+ years supporting enterprise physical security systems with Avigilon/Genetec experience, strong IP networking and video surveillance skills, ability to lift 40 lbs, travel ~20%, and participate in on-call rotation.
Avigilon Control Center (ACC), Avigilon Unity Platform, Avigilon Alta Cloud Platform, Avigilon Access Control Manager (ACM), Avigilon Alta Access, Genetec, LenelS2, Software House CCURE, Milestone, ONVIF, TCP/IP, PoE, Windows Server Administration
1mo
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System Administrator (Linux and Datacenter)
Austin, Texas, United States
OnsiteFull Time
5+ YOE5+ years Linux admin experience; strong hardware, low-level software, and networking debugging; Bash and Python scripting; experience with Fedora, FreeIPA/OpenLDAP/OpenVPN, ZFS, DNS, and common networking tools.
Fedora Linux, Bash, Python, ping, ifconfig, telnet, wireshark, nmcli, FreeIPA, OpenLDAP, OpenVPN, DNS, ZFS, Gitea, Zulip, GRUB, PXE, Supermicro, Dell Servers
1mo
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Linux/UNIX System Administrator
Austin, Texas, United States
OnsiteFull Time
8+ YOEAdminister enterprise Linux/UNIX systems across multi-cloud environments, perform OS installation, patching, security hardening, troubleshooting, and support 24x7 operations; ability to pass Tier 4/HIGH background investigation.
AWS, Azure, Google Cloud, OCI, Kickstart, Jumpstart, Ignite, Apache, WebLogic, Oracle DB, Tuxedo
2w
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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
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
4w
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TMB - 26-503-42 System Administrator V
Austin, Texas, United States
$8k/mo HybridFull Time
5+ YOEMust have 5+ years SharePoint experience, 2+ years as SharePoint Developer, experience with SharePoint Online/2010, Power Platform, Power BI, Dynamics 365, SharePoint migration, and Visual Studio; ability to design and support SharePoint solutions; must reside in Texas.
SharePoint, SharePoint migration tool, Power Automate, Power Apps, PowerBI, Dynamics 365, Visual Studio, Azure Active Directory, Microsoft Teams, Microsoft 365 Copilot
1w
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Microsoft 365 System Analyst / Senior Microsoft 365 Administrator (M365 Administrator)
Austin, Texas, United States
OnsiteContract
Hands-on Microsoft 365 administration experience including Exchange, Teams, SharePoint, Intune, security/compliance, identity and access management, and PowerShell scripting.
Microsoft 365, Microsoft Exchange Online, Microsoft OneDrive for Business, Microsoft Purview, Microsoft Viva Suite, Microsoft Loop, Microsoft Entra ID (Azure Active Directory), Azure Active Directory (Azure AD), Microsoft Teams Administration, Microsoft SharePoint Online, Microsoft Defender for Microsoft 365, PowerShell, Microsoft 365 Security & Compliance, Identity & Access Management (IAM), Conditional Access Policies, Multi-Factor Authentication (MFA), Microsoft Intune, Microsoft 365 Tenant Administration, Microsoft 365 Licensing & User Management
3mo
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Systems Administrator
Aberdeen Proving Ground or Fort Belvoir or Huntsville or Austin or Tobyhanna Army Depot or Letterkenny Army Depot or Lakehurst
OnsiteFull Time
5+ YOE5+ years of systems administration; install, configure, maintain, troubleshoot OS, hardware, and network; perform backups and provide user support.
4w
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Infrastructure/Systems Administrator
Sterling or Austin or Denver
$105k-$231k/yr OnsiteFull Time
10+ YOEActive TS/SCI with polygraph, bachelor’s degree or equivalent, 10+ years related experience, extensive Linux experience, systems administration, patching, troubleshooting, documentation, and collaboration skills.
Linux, Puppet, Satellite, IPA, Nagios, Net App
1mo
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System Admin – UKG Scheduling & Employee Self Service (ESS), Worldwide Grocery Stores (WWGS) – Workforce Management Team
Austin or Seattle or Arlington
$105k-$160k/yr OnsiteFull Time
3+ YOE3+ years administering or configuring UKG Pro WFM with advanced scheduling module experience; ability to translate business requirements into system configurations, support governance/change control, and build Data Hub views.
UKG Pro, Employee Self Service (ESS), Data Hub, HCM
5d
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Health System Specialist
Washington or Salt Lake City or Seattle or Phoenix or Los Angeles or San Francisco or Denver or Miami or Atlanta or Chicago or Indianapolis or New Orleans or Boston or Minneapolis or Kansas City or Albuquerque or New York or Oklahoma City or Portland or Austin
$106k-$173k/yr OnsiteFull Time
1+ YOEMust be U.S. citizen with specialized experience equivalent to GS-12, meet time-in-grade for GS-13, complete online assessment, and possess experience in health system administration, project management, contracting, and stakeholder coordination.
USA Hire, USAJOBS, SF-50
1mo
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Firm Administrator
Austin, Texas, United States
$145k-$165k/yr OnsiteFull Time
3+ YOE3+ years firm administration/operations experience in a professional services environment; bachelor's degree preferred; proficiency with Microsoft 365, BI software, and practice management systems; experience with budgeting, vendor management, office/facilities, and staff supervision.
Microsoft 365, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Teams, Microsoft SharePoint, BI software, practice management systems
2w
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Senior IT Administrator
Austin, Texas, United States
OnsiteFull Time
5+ YOE5+ years IT support/systems administration, BS preferred, advanced troubleshooting, Microsoft 365 and AWS experience, Active Directory/Azure AD/Entra ID expertise, endpoint and security knowledge, strong communication.
Microsoft Outlook, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Intune, Microsoft Purview, Azure AD/Entra ID, Active Directory, AWS, VPN
6d
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Telecommunications Systems Administrator Sr
Austin, Texas, United States
OnsiteFull Time
9+ YOE9+ years systems design/administration in UNIX/Windows with 5+ years supporting high-availability systems; experience with P25/OpenSky, private LTE, Ericsson platforms; vendor certifications preferred.
P25, OpenSky, Private LTE, Unified Administration (UAS), ENM, One Layer, Ericsson Security Manager
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