21 linux system administrator jobs at 12 companies in Windcrest, TX

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
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
1mo
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Operations Linux System Administrator - Web/DB/Cloud
San Antonio, Texas, United States
$111k-$120k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
3+ YOEBachelor's (5+ yrs) or Master's (3+ yrs) in a relevant field, Top Secret/SCI clearance with polygraph, IAT Level II certification (e.g., CompTIA Security+, GSEC, SSCP, CCNA-Security), Red Hat Linux, databases, cloud (AWS/Azure/GCP), STIGs, Ansible, Docker/Kubernetes, Terraform/CloudFormation.
Red Hat, PitBull, PostgreSQL, Oracle, MySQL, MariaDB, AWS, Microsoft Azure, Google Cloud Platform, Apache, NGINX, Tomcat, Docker, Kubernetes, Ansible, Ansible Tower, Ansible Automation Platform (AAP), Red Hat Satellite, Terraform, CloudFormation
2w
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System Administrator
San Antonio, Texas, United States
OnsiteFull Time
Def-Logix
Def-Logix: Cybersecurity research, software development, and technical services firm.
3+ YOE3+ years systems administration experience; strong Windows/AD, Linux, virtualization, networking, Microsoft 365, and security monitoring skills; able to work onsite with CUI and maintain compliance (NIST SP 800-171/CMMC L2).
Windows, Linux, Active Directory, Group Policy, DNS, DHCP, VMware vSphere/ESXi, pfSense, OpenVPN, Cisco, UniFi, Microsoft 365, Microsoft Entra ID, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft Intune, Microsoft Defender XDR, Microsoft Sentinel, GitLab, KQL, PowerShell, Bash, Python
2w
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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
3mo
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System Administrator - United States
San Antonio, Texas, United States
OnsiteFull Time
Maximus
MaximusNYSE: MMS: Provides government health and human services program administration.
10+ YOE10+ years IT systems administration on Windows and Linux; 2 years AWS maintenance; 5 years DoD COCOM experience; active TS/SCI clearance; DoD IAT-II security+ certification.
AWS, Linux, Windows, STIG, Security+, Red Hat
2mo
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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
3w
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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 (or equivalent experience), 6+ years programming and system analysis experience, proficiency in one or more programming languages, experience with enterprise applications, databases, and operating systems listed, and ability to provide technical guidance and project management.
PeopleSoft, Lawson, ERP, IDX, Softmed, 3M, OnBase, Portal, Cerner Lab, Cerner Pharmacy, RIS, Eclipsys, Quavodex, Microsoft Office, Crystal, HIM, TCP/IP, FTP, ASP, Business Objects, Visual Basic, SQL, C++, Mumps, Microsoft SQL, Sybase, Oracle, Windows 2003, Windows Data Center, XP, UNIX, Cache
3w
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Systems Administrator – UNIX / LINUX
San Marcos or Texas or Oklahoma or New Mexico
OnsiteFull Time
McCoy's Building Supply
McCoy's Building Supply: Retailer of lumber, building materials, and farm equipment.
5+ YOE5+ years administering UNIX/Linux in enterprise environments; experience with IBM Power/AIX, PowerVM/LPAR/VIOS, provisioning/patching, shell scripting (ksh/bash), backups, HA, networking, and on-call support; valid driver’s license and willingness to travel overnight.
IBM AIX, LINUX, IBM Power Systems, LPAR, VIOS, PowerVM, NIM, ksh, bash, cron, TCP/IP, TSM/Spectrum Protect, PowerHA, HACMP, Ansible, Chef, Python, Perl
3w
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Systems Administrator
San Antonio, Texas, United States
OnsiteFull Time
Gonzaba Medical Group
Gonzaba Medical Group: Provides primary and specialty medical care services for patients.
4+ YOE4+ years implementing and supporting Active Directory/GPO, experience with BitLocker, backup/DR, virtualization, PowerShell, Windows and Linux; must hold valid Texas driver license and be able to drive company vehicle.
PowerShell, Active Directory, GPO, Azure, VMware, vSphere, Okta, Veeam, Event Collection, Remote Desktop Services, Citrix, BitLocker, Windows, Linux, RIS, PACS, Mirth, Qvera, MEDQ, NAS/SAN, UPS
3w
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Systems Administrator
San Antonio, Texas, United States
OnsiteFull Time
Gonzaba Medical Group
Gonzaba Medical Group: Provides primary, specialty, and urgent medical care services.
4+ YOE4+ years implementing/supporting Active Directory and Group Policy, intermediate PowerShell, advanced Windows, intermediate Linux, 2+ years virtual infrastructure preferred, HS required, TX driver license required.
PowerShell, Windows Desktop, Windows Servers, Linux, Active Directory, GPO, Azure, VMware, vSphere, Okta, Veeam, Event Collection, Remote Desktop Services, Citrix, BitLocker, Domain Management, RIS, PACS, Mirth, Qvera, MEDQ, NAS, SAN, UPS
2mo
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Systems Administrator
San Antonio, Texas, United States
OnsiteFull Time
Apriva
Apriva: Secure mobile payment and classified communication technology provider.
2+ YOEExperience with Windows and Linux server operations, sustainment, and management; DoD SECRET clearance; 2 years related experience; Bachelor or Master degree with related experience.
Windows Server, Linux (Red Hat Enterprise Linux), VPN, Active Directory, SCCM, SQL, MySQL, SELinux, DNS, VMware, ESXi, vCenter, vSphere, Networking devices, Firewall
2w
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Wireless Network Administrator
San Antonio, Texas, United States
OnsiteFull Time
Digital Consultants
Digital Consultants: Provides IT and cybersecurity services for government and enterprise.
5+ YOE5+ years progressive IT systems support, working knowledge of DMUC 4G/LTE and 5G, active Secret clearance, DoD 8570.01-M IAT Level II, high school diploma or equivalent, EMR not applicable.
DOD Mobility Unclassified Capability (DMUC), NIPRNET, SIPRNET, Microsoft Office 365, Microsoft OneDrive, Google G Suite, Google Cloud, Linux, VOIP, IaaS, PaaS, SaaS, NSA Type 1 encryption devices
1mo
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VCF Platform Engineer 1
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
3+ YOEMinimum 3 years in infrastructure operations/virtualization or systems administration; hands-on VMware vSphere and ESXi host/cluster management; Linux and Windows Server administration; scripting/automation with PowerCLI, Python, or Ansible; familiarity with IaC and datacenter concepts.
SDDC Manager, vSphere, vSAN, NSX, PowerCLI, Python, Ansible, ESXi, Linux, Windows Server
2w
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Senior Data Center Support Services Technician - Washington Vets to Tech (WaV2T)
San Antonio, Texas, United States
$28-$57/hr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
0+ YOEWaV2T pathway completion or equivalent military/technical training, CompTIA Tech+ or Linux+, 0–1 years IT/data center experience, ability to lift 25kg, proficiency with systems administration and networking fundamentals.
SSH, Telnet, RDP, FTP, NFS, DNS, DHCP, TCP/IP, RAID, SAN, x86, SCSI, FC, Ethernet