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279 system administration jobs at 168 companies in San Marcos, TX

2w
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System Administrator
San Antonio, Texas, United States
OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
5+ YOE5+ years systems administration experience preferred, bachelor\u0002s in a technical discipline, active security clearance with polygraph, ability to manage UNIX/Windows systems, Tier 1/2 support and troubleshooting.
UNIX, Windows
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6d
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System Administrator
San Antonio or Boerne or Austin
FieldFull Time
The 20
The 20: Provides enterprise-class managed IT services and business technology support.
4+ YOERequires an associate or bachelor's degree or equivalent experience, 4–6 years of IT administration experience, systems and networking expertise, virtualization knowledge, and scripting and automation experience.
Microsoft Windows Server, Active Directory, Azure AD, Microsoft 365, Microsoft Exchange, Microsoft SharePoint, Microsoft OneDrive, Microsoft Teams, Intune, VMware, Hyper-V, IT Glue, Kaseya BMS, Kaseya VSA
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1w
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System Administrator
Austin, Texas, United States
$80k-$90k/yr OnsiteFull Time
DaBella
DaBella: Residential roofing, siding, window, and bath renovation services.
2+ YOERequires 2–4 years of systems administration or IT infrastructure experience, Windows, Active Directory, Azure, virtualization, networking, cloud, monitoring, automation, and IT service management expertise.
Windows, Group Policy, Active Directory, Azure AD, Microsoft Azure, VMware, Hyper-V, VoIP, SolarWinds, PRTG, Splunk, PowerShell, Python, Ansible, Pulseway, AssetSonar, Microsoft Office 365, Zendesk, Asana
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1mo
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System Administrator – Journeyman
San Antonio, Texas, United States
$85k-$100k/yr RemoteFull Time
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
4+ YOEBachelor's (or equivalent) and 4+ years system administration experience; Windows/Linux server management, monitoring, patching, backups, automation with PowerShell/Bash/Python; active Secret clearance and US citizenship required.
Nagios, Splunk, CloudWatch, PowerShell, Bash, Python, VMware, AWS, Azure, Ansible, Terraform
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2mo
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OT System Administrator
Austin, Texas, United States
OnsiteFull Time
LS Power
LS Power: Develops and operates North American power and energy infrastructure.
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
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2mo
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OT System Administrator
Austin, Texas, United States
OnsiteFull Time
LS Power
LS Power: Developer, investor, and operator of power and energy infrastructure.
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
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1w
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Linux System Administrator
San Antonio, Texas, United States
$110k-$190k/yr OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
10+ YOE10+ years system administration experience, Linux administration, enterprise infrastructure support, strong troubleshooting and communication, ability to work independently in mission-focused environments, TS/SCI with polygraph required.
Linux
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1mo
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Credit Administration Coordinator
San Antonio, Texas, United States
OnsiteFull Time
First National Bank Texas
First National Bank Texas: Provides regional banking services through branches and retail partnerships.
1+ YOEAssociates degree required (Bachelors preferred),1-2 years banking or lending support experience, knowledge of commercial lending and loan administration, imaging/document systems experience, proficiency with Microsoft Office/Excel/Word, strong communication and attention to detail.
Microsoft Office, Microsoft Excel, Microsoft Word
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1mo
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Senior System Engineer
Austin, Texas, United States
OnsiteFull Time
TISTA Science and Technology
TISTA Science and Technology: Delivers IT solutions and professional services to federal agencies.
10+ YOE10+ years systems engineering experience, expertise with Kubernetes/OpenShift, .NET migrations, containerization, CI/CD automation, cloud (AWS/Azure), Linux administration, and security/authentication protocols.
.Net, Java, Python, SQL, Ruby, C, C#.Net, VB.NET, C++, PL/SQL, T-SQL, IIS, .NET, OpenShift, Kubernetes, Docker, Podman, Helm, Argo CD, Tekton, Ansible, NuGet, MSBuild, dotnet CLI, Kestrel, OAuth, SAML, JWT, Azure AD, AWS, Azure, Linux, shell scripting, Dynatrace, Splunk, GitOps
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1w
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IT Senior System Admin
San Antonio, Texas, United States
OnsiteFull Time
XPEL
XPELNASDAQ: XPEL: Provides protective films and coatings for automotive and architectural surfaces
5+ YOEBachelor's in information systems, computer science, or equivalent experience; 5+ years of business systems administration experience with configuration, security, cross-functional support, troubleshooting, and change management.
NetSuite, DAP, REST, SOAP, iPaaS
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3mo
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Intermediate System Administrator
San Antonio or Fort Meade
OnsiteFull Time
Semper Valens Solutions
Semper Valens Solutions: Provides systems engineering, software development, and technical support services.
10+ YOE10+ years IT systems administration on Windows and Linux; AWS maintenance; Kubernetes; Docker; Terraform; Helm; Ansible; CI/CD; GitLab; Kustomize; IAT Level II; Security+; CISSP; TS/SCI eligibility
Kubernetes, Docker, AWS, Azure, Google Cloud, Linux, Windows, Helm, Terraform, Ansible, Vault, CI/CD, GitLab, Kustomize
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2d
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Senior System Administrator
San Antonio, Texas, United States
$34-$58/hr OnsiteFull Time
University Health
University Health: Provides comprehensive public healthcare and specialized hospital services.
6+ YOEBachelor’s degree in a relevant field or equivalent experience, six years of programming and systems analysis experience, and proficiency in a computer system language and data management methodology.
ERP, PeopleSoft, Premier, UKG Dimensions, 3m, Hyland OnBase Document Management, API, Dell Boomi, Tableau, SQL, Microsoft SharePoint, Adobe Products, Microsoft Office, HIM, TCP/IP, FTP/SFTP, Globalscape, ASP, Web Development, Business Objects, Visual Basic, C++, Microsoft SQL Server, Oracle, Cache, Windows, UNIX
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2mo
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Red Hat Linux System Administrator
San Antonio, Texas, United States
OnsiteFull Time
G6 Cyber Solutions
G6 Cyber Solutions: A technology solutions provider focused on national security and military operations.
Windows and Linux system administration; hardware/software management; patching and security; accreditation docs OV1-OV3; vulnerability scanning; CLI proficiency.
Red Hat Linux, Windows Server, STIG, SCAP, SIEM, HIDS, NIDS
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2w
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Tactical System Administrator
Austin, Texas, United States
$58k-$70k/yr OnsiteFull Time
University of Texas at Austin
University of Texas at Austin: Provides public higher education and conducts academic research.
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
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1w
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LogiCole System Administrator Jr. - Remote/Hybrid
San Antonio, Texas, United States
RemoteFull Time, Contract
ASP Web Solutions
ASP Web Solutions: Delivers IT engineering and database services for defense agencies.
4+ YOERequires 4+ years of LogiCole system administration experience, DMLSS support skills, a bachelor's degree preferred, and Secret clearance eligibility.
LogiCole, Defense Medical Logistics Standard Support (DMLSS)
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3w
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Senior ServiceNow System Administrator
Austin or Plantation
$93k-$173k/yr HybridFull Time
Thales
ThalesEuronext Paris: HO: Develops electronics and digital systems for aerospace and defense.
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
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1mo
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Senior Regulatory Administration Specialist
San Antonio, Texas, United States
$82k-$96k/yr OnsiteFull Time
Victory Capital
Victory CapitalNASDAQ: VCTR: Provides investment management services through specialized mutual funds and ETFs.
5+ YOE5-7 years financial services experience, paralegal certification or BA/BS preferred, advanced Microsoft Word/Excel and Adobe Acrobat skills, experience with board management systems (Diligent) and content management systems.
Microsoft Word, Microsoft Excel, Adobe Acrobat, Diligent Boards
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2mo
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System Administrator
San Antonio, Texas, United States
$110k-$127k/yr OnsiteFull Time
SRC
SRC: Develops advanced radar and electronic warfare systems.
4+ YOEBachelor's in computer-related field and 4+ years' experience; active TS/SCI clearance required; experience with Linux/RHEL, Kubernetes/Open Shift, SAN/NAS, Windows Server, HPC; CompTIA Security+ CE and RHCSA certifications preferred; able to support on-call/shift work and TDY.
Linux/RHEL, Kubernetes, Open Shift, NAS/SAN, Windows Server, Active Directory, DNS, application servers, database server, mail servers, High-performance computing (HPC)
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2w
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Dayforce System Administrator
San Antonio, Texas, United States
$102k/yr OnsiteFull Time
Brundage Management Company
Brundage Management Company: Manages operations for consumer finance and self-storage companies.
3+ YOE3+ years Dayforce administration, Dayforce configuration and integrations experience, strong HR/payroll/process knowledge, bachelor's degree, analytical and troubleshooting skills.
Dayforce, SFTP, API
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5d
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Health System Specialist
Salt Lake City or Seattle or Phoenix or Los Angeles or San Francisco or Denver or Washington 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
$75k-$173k/yr OnsiteFull Time
Department of Veterans Affairs
Department of Veterans Affairs: Provides healthcare, benefits, and cemetery services to military veterans.
1+ YOERequires U.S. citizenship and a degree in hospital or public health administration, related administration with healthcare coursework, or specialized healthcare administration experience. GS-11 requires one year of specialized experience or qualifying graduate education.
Sterile Processing Accountability Tool (SPAT), Risk Identification Triage Mitigation System (RiTMS), USA Hire, Microsoft Word, Microsoft Excel, Microsoft Access, Microsoft PowerPoint
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