23 linux system administrator jobs at 14 companies in Valley View, TX

1mo
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Linux System Administrator
Allen, Texas, United States
OnsiteFull Time
PFS
PFSNYSE: GXO: Provides order fulfillment and commerce operations for global brands.
5+ YOE5+ years Linux experience (SLES, RHEL, CentOS), 2+ years Splunk admin/architect experience including Enterprise Security and PCI, basic networking knowledge, ability to pass federal Level I background check, high school diploma or GED.
Splunk, Raspberry Pi, EC2, EBS, ALB, EFS, Lambda, Connect, VMware, F5 LTM, DNS/GTM, APM, ASM
5d
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Linux System Administrator- Must have a active TS/SCI Poly clearance
Richardson, Texas, United States
$69k-$131k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOEActive transferable TS/SCI with CI Poly, DoD 8570 IAT Level 2 (or higher), bachelor’s degree with 2+ years relevant experience, Red Hat and VMware administration, and ability to support after-hours/on-call work.
Red Hat Enterprise Linux, VMware ESXi, VMware vCenter, Amazon Web Services (AWS), Terraform, Ansible, Chef, Bash, Python, LDAP
3w
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HPC System Administrator - Hybrid
Irving, Texas, United States
HybridFull Time
Caris Life Sciences
Caris Life SciencesNASDAQ: CAI: Provides molecular profiling and AI-driven precision medicine diagnostics.
3+ YOE3+ years Linux administration and 2+ years HPC experience; experience with job schedulers, parallel file systems, enterprise storage, high-speed networking, Bash/Python scripting, and data center hardware; on-call ability.
IBM LSF, Slurm, IBM Spectrum Scale (GPFS), Lustre, BeeGFS, NetApp E-Series, InfiniBand, Bash, Python, Microsoft Word, Microsoft Excel, Microsoft Outlook
3d
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Senior Systems Administrator
Frisco, Texas, United States
OnsiteFull Time
Dallas Cowboys
Dallas Cowboys: Professional football franchise and diversified business conglomerate.
7+ YOERequires 7+ years of systems administration experience with enterprise servers and storage, ITIL-based incident and change management, troubleshooting, collaboration, and Windows, Linux, virtualization, cloud, backup, and scripting expertise.
Active Directory, Microsoft Entra ID, Microsoft Azure, Microsoft 365, Microsoft Exchange Online, DNS, SSL, HPE, VMware, Hyper-V, KVM, Windows, Linux, Microsoft PowerShell, ITIL
4w
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IT Administrator II
Plano, Texas, United States
OnsiteFull Time
CCIntegration
CCIntegration: Provides custom server appliances and rack infrastructure integration.
3+ YOE3+ years IT support/systems administration experience; manage Windows/Linux servers, AD, Group Policy, networking, endpoint management, NIST/CMMC compliance, and provide onsite user support.
Microsoft Outlook, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Windows Server, Active Directory, Group Policy, Linux, Hypervisor, Intune, SCCM, Microsoft 365, Azure, Azure Government, GCC High, VPN
3w
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Network Systems Administrator (Azure)
Irving or Columbus or Alpharetta or United States
$95k-$158k/yr HybridFull Time
McKesson
McKessonNYSE: MCK: Distributes pharmaceuticals and provides healthcare technology and medical supplies.
4+ YOE4+ years Azure and systems engineering experience, Azure networking, Windows/Linux VM administration, PowerShell scripting, secure file transfer, strong troubleshooting and communication skills.
Azure, VNets, GoAnywhere, SFTP, FTP, PowerShell, Kusto Query Language (KQL), Palo Alto, Windows Server, Linux
4w
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NSA Hybrid Technical Specialist
Dallas, Texas, United States
$64k-$119k/yr OnsiteFull Time
Nokia
NokiaNYSE: NOK: Sells telecommunications infrastructure and software for global network operators.
Bachelor’s in IT/CS or equivalent, system administration in hybrid on‑prem/cloud, Windows Server/Linux/virtualization, cloud platform experience, scripting (PowerShell/Bash/Python), networking fundamentals, and familiarity with NIST/RMF.
Windows Server, Linux, VMware, Hyper-V, AWS, Azure, GCP, Terraform, Docker, Kubernetes, SAN, NAS, PowerShell, Bash, Python, Ansible, Puppet, Chef, NIST, RMF
15h
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Systems Administrator
Addison, Texas, United States
OnsiteFull Time
Zenner USA
Zenner USA: Manufacturer of water, gas, and thermal energy meters.
3+ YOERequires 3+ years supporting or administering Windows servers and clients, MS Office support experience, and strong communication and customer service skills. Linux, Microsoft 365, MS SQL Server, and RMM experience preferred.
Microsoft Windows, Microsoft Office, Linux, Microsoft 365, Microsoft SQL Server, RMM, Exchange, PBX
1mo
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Network Systems Administrator (Azure)
Irving or Columbus or Alpharetta or United States
$95k-$158k/yr HybridFull Time
McKesson
McKessonNew York Stock Exchange: MCK: Distributes pharmaceuticals and provides healthcare information technology solutions.
4+ YOE4+ years relevant cloud/systems experience, 3+ years in Azure roles, strong PowerShell and networking skills, experience with Windows/Linux VMs, secure file transfer, on-call participation, and ability to travel up to 10%.
Azure, VNets, NSGs, GoAnywhere, SFTP, FTP, PowerShell, KQL (Kusto Query Language), Palo Alto, Windows Server, Linux, TCP/IP
3w
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RDL Jump Host Admin
San Jose or Richardson or Thailand or Shanghai or Songshan Lake or Penang or Guindy
OnsiteFull Time
Celestica
CelesticaNYSE: CLS: Provides design, manufacturing, and supply chain solutions for electronics.
4+ YOE4+ years Linux system administration, bachelor’s in related field or equivalent, expertise in Linux hardening, SSH/PAM, structured logging, virtualization, and export-control compliance; preferred security/sysadmin certifications.
Rocky Linux, RHEL, CentOS, Ubuntu, Bash, Python, sshd_config, PAM, Rsyslog, Journald, Zscaler ZTNA, CyberArk vPAM, VPN, VMware ESXi, vCenter, vSphere, Microsoft Hyper-V, CrowdStrike, ServiceNow, ClearPass
3w
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Supervisor, IT (31497)
Southlake, Texas, United States
$65-$80/hr OnsiteFull Time
The Specialty Alliance
The Specialty Alliance: Provides operational and administrative support to specialty medical practices.
4+ YOE4+ years technical support/systems administration experience; proficiency with Intune, Windows Server, Unix/Linux; pursuing systems administration certification (Microsoft or VMware); strong communication and customer-focused skills.
Intune, VMware, Microsoft, Windows Server, Unix, Linux
1mo
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Concentra Engineer II Systems
Addison, Texas, United States
OnsiteFull Time
Concentra
ConcentraNYSE: CON: Provider of occupational health, urgent care, and physical therapy.
5+ YOEBachelor's in Computer Engineering/Computer Science, 5+ years systems engineering experience with Windows Server, Active Directory, Linux, virtualization, cloud administration, scripting, monitoring, backup, and security compliance.
Microsoft Windows Server, Active Directory, AD FS, DNS, Linux, Microsoft 365, Microsoft Entra ID, Microsoft Exchange, Microsoft Exchange Online, Microsoft Intune, Microsoft Teams, Microsoft 365 Apps, Hybrid Active Directory, Citrix DaaS, Citrix, PowerShell, Python, Bash, Dynatrace, PRTG, SolarWinds, VMware, Azure, AWS, Microsoft OneDrive, Microsoft SharePoint Online, Dynamics 365, Graph
3mo
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Big Data Support Engineer- Assistant Vice President
Irving, Texas, United States
$96k-$145k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
5+ YOE5+ years application support experience, production support of large-scale systems, Hadoop/Cloudera and big data tooling, UNIX/Linux administration, scripting, SQL/Oracle/Sybase, incident management, monitoring, and strong communication skills.
UNIX, Linux, Windows, Shell scripting, Perl, C, C++, .NET, C#, Java, HTML5, SQL, Oracle, Sybase, HP Diagnostics, ITRS, uDeploy, Hadoop, HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka
1mo
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Systems Engineer (Splunk)
Southlake or Omaha or Phoenix
$40-$61/hr OnsiteFull Time
Charles Schwab
Charles SchwabNYSE: SCHW: Financial services, brokerage, and investment management provider.
10+ YOE10+ years supporting large Splunk Enterprise deployments; expertise in Splunk administration/SPL, RHEL/Linux, bash and Python scripting, ITIL, RedHat certification, Git/Bitbucket, regex, and multi-project coordination.
Splunk Enterprise, Splunk SPL, Linux, RHEL, bash, Python, Bitbucket, GitHub, Regex
4d
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Sr. Cloud Architect
Addison or Montpelier
$137k-$161k/yr OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
15+ YOE5+ Mgmt15+ years infrastructure experience, 5+ years technical team leadership, 6+ years public cloud (Azure preferred), Kubernetes, Terraform, automation, networking and systems administration skills.
Terraform, PowerShell, Python, Azure DevOps, Jenkins, GitHub, Azure Container Services (ACS), Azure Kubernetes Service (AKS), Azure Active Directory, Application Gateways, Azure DNS, Storage Accounts, Virtual Networks, ExpressRoute, Monitor, Log Analytics, Cost Management, Azure CLI, Azure Cloud Shell, Azure Resource Groups, App Services, CosmosDB, Blob, GitHub Actions, Red Hat OpenShift, Kubernetes, Docker, Azure App Services, Functions, Azure SQL, Key Vault, DataLake, EventHub, VMWare, Hyper-V, Azure, GCP, AWS, CDN, SD Wan, WAF, Windows, Linux, Active Directory, SCCM