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30 linux system administrator jobs at 21 companies in Tennessee

1mo
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Sr. Linux System Administrator
Arnold AFB, Tennessee, United States
$108k-$168k/yr OnsiteFull Time
Beyond New Horizons
Beyond New Horizons: Provides test operations and sustainment for aerospace testing complexes.
8+ YOEBachelor's in IT (or equivalent experience), 8+ years IT experience (L09) or 11+ (L10), US citizenship, ability to obtain security clearance, experience administering RHEL, virtualization, security hardening, scripting and automation.
Red Hat Enterprise Linux (RHEL), VMware, OpenShift, NetApp ONTAP, Active Directory, Veeam, SolarWinds NPM, ACAS, VLAN, Bash, PowerShell, Python, Ansible, Docker, Kubernetes, NFS, RAID, LVM, Apache, Tomcat, Security Technical Implementation Guides (STIGs)
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2w
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System Administrator
United States or Atlanta or Alabama or Arkansas or Florida or Georgia or Indiana or Kentucky or Missouri or New Jersey or North Carolina or Ohio or Oklahoma or South Carolina or Tennessee or Texas
$85k-$120k/yr HybridFull Time
Relatient
Relatient: Automated patient scheduling and engagement platform for healthcare.
9+ YOE9+ years system administration experience, Microsoft 365 and identity provider administration, ticketing and endpoint management experience, strong OS and networking skills, scripting and automation.
Microsoft Office 365, Exchange, OneDrive, SharePoint, JumpCloud, Azure Active Directory, Jira, ServiceNow, Windows, Mac, Linux, AWS
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6d
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System Administrator II / System Administrator III – Hybrid – Bartlett, TN (Memphis)
Bartlett, Tennessee, United States
HybridFull Time
Experitec
Experitec: Provides industrial automation products and process control engineering services.
5+ YOE5+ years IT experience with 2+ years managing Windows Server and 3+ years as a system administrator; experience with Windows/Linux, Active Directory, Azure, virtualization, scripting, backup/DR, security, and mentoring; valid driver’s license and ability to lift >30 lbs.
Windows Server, Linux, Active Directory, Azure Active Directory, Office 365, Microsoft Entra, PowerShell, Bash, Python, VMware, vCenter, ESXI, Microsoft Azure, SAN, NAS, SIEM, Microsoft Copilot, GitHub Copilot, Hyper-V, VPN, VLAN
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1mo
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IT System Administrator II - Knoxville Office
Knoxville, Tennessee, United States
OnsiteFull Time
Edfinancial Services: Provides student loan servicing and financial aid management solutions.
Experience administering Windows and Linux servers, Hyper-V/VMware, Microsoft Azure and Azure Active Directory, Microsoft 365 services, DHCP/GPO/DNS, backups/disaster recovery, security patching, system monitoring, and participating in off-hour support rotations.
Windows, Linux, Hyper-V, VMware, Microsoft Azure, Microsoft Azure Active Directory, Active Directory, DHCP, GPO, DNS, Microsoft 365, Microsoft SharePoint, Microsoft Dynamics, Microsoft Teams, sFTP
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3mo
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Engineering System Administrator, Principal
Oak Ridge, Tennessee, United States
OnsiteFull Time
Centrus Energy
Centrus EnergyNYSE American: LEU: Supplies enriched uranium fuel for commercial nuclear power plants.
5+ YOE5–10+ years as Systems Engineer/Architect with OT/ICS or critical infrastructure experience; Windows/Linux, virtualization, SCADA/ICS, NIST/DOE security, CM, 24/7 mission environments.
PowerShell, Python, Ansible, Splunk, Elastic, Grafana, SolarWinds, Nozomi, Claroty, Dragos, SIEM
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2w
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HPSC System Administrator: Office of Innovative Technologies - UTK
Knoxville, Tennessee, United States
$95k-$105k/yr HybridFull Time
University of Tennessee Health Science Center
University of Tennessee Health Science Center: Provides medical education, clinical care, and health sciences research.
3+ YOEMaster's in CS/IT/engineering or related, 3+ years IT administration, U.S. citizen or green card required, Linux and Red Hat experience, SLURM/cluster and networking skills, and a writing sample.
Red Hat Linux, Slurm, Torque, MOAB, HTCondor, Lustre, Icinga, SolarWinds, XDMod, Microsoft Teams, Microsoft OneDrive, Microsoft SharePoint, Team Dynamics, Ansible, Puppet, Chef, Salt/SaltStack
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2w
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HPC Linux Systems Engineer (16004)
Tennessee, United States
HybridFull Time
Oak Ridge National Laboratory
Oak Ridge National Laboratory: The U.S. Department of Energy's largest multi-program science laboratory.
5+ YOEBachelor's degree, 5+ years Linux systems/cluster administration, experience with security/compliance (NIST, DISA STIGs), scripting (bash, Python, Go), Lustre/GPFS, SLURM, and configuration management (Puppet). Q clearance (SCI) required.
Linux, bash, Python, Go, Lustre, GPFS, SLURM, Puppet
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1mo
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IT Systems Administrator
Nashville, Tennessee, United States
OnsiteFull Time
Nextpower
NextpowerNasdaq: NXT: Provides integrated solar tracker and energy technology solutions.
7+ YOEBachelor's degree or equivalent, 7+ years enterprise systems administration; strong Windows and Linux administration, Active Directory/Entra ID, virtualization, scripting (PowerShell + Bash/Python), cloud (Azure/AWS) and networking fundamentals.
Windows Server, Linux, Active Directory, Okta, Entra ID, DNS, DHCP, Group Policy, Certificate Services, VMware, Hyper-V, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint Online, Microsoft Azure, AWS, PowerShell, Bash, Python, Autopilot, Docker, Kubernetes
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IT Systems Administrator
Nashville, Tennessee, United States
OnsiteFull Time
Nextracker
NextrackerNASDAQ: NXT: Designs and manufactures solar tracking systems for utility-scale power plants.
7+ YOEBachelor's or equivalent, 7+ years enterprise systems administration, strong Windows Server and Linux skills, Active Directory/Entra ID/Okta, VMware/Hyper-V, PowerShell plus Bash or Python, networking and backup/DR experience.
Microsoft Windows Server, Linux, Microsoft Active Directory, Okta, Microsoft Entra ID, DNS, DHCP, Group Policy, VMware, Microsoft Hyper-V, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint Online, Microsoft 365, Microsoft Azure, AWS, PowerShell, Bash, Python, Autopilot, Docker, Kubernetes
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2w
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Citrix Systems Administrator
Franklin, Tennessee, United States
OnsiteFull Time
Community Health Systems
Community Health SystemsNYSE: CYH: Operates a leading network of general acute care hospitals.
2+ YOE2-4 years systems administration experience; proficiency with Windows/Linux, virtualization, Active Directory, networking concepts; strong troubleshooting and communication skills; on-call participation.
Windows, Linux, VMware, Hyper-V, Active Directory, DNS, DHCP, Citrix
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1mo
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Senior Systems Administrator
Nashville or Crossville
OnsiteFull Time
Whisper Aero
Whisper Aero: Develops ultra-quiet electric propulsion systems for aviation and machinery.
5+ YOEUS Person required, BS or equivalent, 5+ years systems engineering/administration experience, Linux (Ubuntu) and Windows proficiency, AWS and containerization (Docker/Kubernetes), scripting (Python/Bash/Perl), automation tools (Ansible/Puppet/Chef), SAN/NAS and network administration, and compliance with SOC 2/CMMC/NIST frameworks.
Linux, Ubuntu, Windows, AWS, Docker, Kubernetes, GitHub, GitLab, SOC 2, CMMC, NIST 800-171, SAN, NAS, Python, Bash, Perl, Ansible, Puppet, Chef, Microsoft 365, Microsoft Teams, Splunk, ELK, Prometheus, Grafana, Okta, Azure AD, LDAP
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2w
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GCCS Tier 1 Systems Administrator
Tullahoma, Tennessee, United States
$77k-$100k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
3+ YOEActive TS/SCI clearance, CompTIA Security+ (DoD 8570 IATT II), 3+ years systems administration experience with Windows/Linux, database and GCCS support, and willingness to travel up to 15% with international deployments.
GCCS, JBoss, Oracle, Sybase, PostgreSQL, Service Now, Red Hat, Agile Client, VmWare ESXi, Microsoft Active Directory, Tomcat, Ansible, ArcGIS, Google Earth, NFS, SSH, NTP, LDAP
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2w
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GCCS Tier 1 Systems Administrator
Tullahoma, Tennessee, United States
$77k-$100k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
3+ YOEActive TS/SCI clearance, CompTIA Security+, 3+ years systems administration experience with Windows/Linux, database maintenance (Oracle/Sybase/PostgreSQL), VMware and Active Directory, willingness to travel up to 15%, valid U.S. passport.
Global Command and Control System (GCCS), JBoss Seam, Oracle, Sybase, PostgreSQL, ServiceNow, Red Hat, Agile Client, SEWS, Radiant Mercury, JRE, JTT, TADL, Link, ADSI, JTAGS, ICSF, COP, TMSWeb, KML/KMZ, ArcGIS, Google Earth, VMware ESXi, Microsoft Active Directory, Tomcat, JBoss, NFS, SSH, NTP, LDAP, HTTP, Ansible
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1w
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Real Time Operations Infrastructure Systems Administrator (CI-C) - 518688
Chattanooga or Georgetown
OnsiteFull Time
Tennessee Valley Authority
Tennessee Valley Authority: Federal providing power and managing Tennessee River resources.
Expert UNIX/Windows/Linux administration, datacenter and SAN experience, monitoring/automation SME, ability to maintain NERC‑CIP and other elevated clearances, and willingness to support 24x7 operations.
UNIX, Microsoft Windows Server, LINUX, Solaris, VMWare, vSphere Data Protection (VDP), Acronis, Netbackup, SAN, Recovery point Appliance, SAN Service Processor, Microsoft Active Directory, Microsoft Group Policy, HP Hardware Support, UCMDB, Structured Query Language, SNMP, vmware vSphere
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1mo
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Senior OpenShift Systems Administrator/ DevOps Engineer
Tullahoma, Tennessee, United States
OnsiteFull Time
Arcarithm
Arcarithm: Develops artificial intelligence and command software for defense missions.
4+ YOEBachelor's degree, active Secret clearance, Security+ (or obtain in 90 days), 4+ years enterprise Linux experience, 3+ years OpenShift/Kubernetes, Terraform/Ansible, CI/CD, Git, cloud platform experience, scripting with Python/Bash/PowerShell.
Red Hat OpenShift, Kubernetes, Docker, Podman, Terraform, Ansible, Jenkins, GitLab CI/CD, Azure DevOps, Git, Red Hat Enterprise Linux (RHEL), CentOS, Rocky Linux, Ubuntu, AWS, Azure, OpenStack, Prometheus, Grafana, ELK Stack, Splunk, Python, Bash, PowerShell, VMware vSphere, ESXi
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1mo
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Service Operations Support Administrator – Consumer Hardware Quality Control at Warehouse in Antioch, TN.
Antioch, Tennessee, United States
$56k-$70k/yr OnsiteFull Time
ClearCaptions
ClearCaptions: Provides real-time telephone captioning for individuals with hearing loss.
3+ YOEBachelor's in IT/CS required. 3+ years in service/help desk, systems admin, telephony support, or telephone testing. Hands-on hardware/software troubleshooting (PSTN/VoIP), device testing, ITIL/ITSM, incident management (Jira/ServiceNow), and Windows/Linux proficiency.
Firebase, Count.ly, Datadog, Jira, ServiceNow, CRM, ERP, Windows OS, Linux, Android OS, APK, SDK, DNS, VPN, TCP/IP, DHCP, PSTN, VoIP, modems, routers, Microsoft Office, Microsoft Visio, Microsoft Teams, Slack
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2w
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Site Reliability Engineer 2
Nashville, Tennessee, United States
$70k-$148k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
3+ YOE3+ years SRE/systems administration experience; hands-on Windows Server and Linux administration; scripting with PowerShell/Bash/Python; experience with deployments, patching, networking, cloud infrastructure, and incident response.
Windows Server, Linux, PowerShell, Bash, Python, Ansible, Chef, ping, traceroute, telnet, netcat, curl, nslookup, netstat, Oracle Cloud Infrastructure, OCI, Citrix, Oracle Database, SQL, CI/CD
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6d
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Business Systems IT Specialist – Manufacturing
Morristown, Tennessee, United States
OnsiteFull Time
Greenworks
GreenworksShenzhen Stock Exchange: 301260: Sells battery-powered outdoor power equipment and power tools.
Experience with manufacturing IT systems (ERP/MES/PLC), software development, database and network administration; familiarity with Windows/Linux/macOS; strong analytical and problem-solving skills; bachelor\u0002s degree preferred.
SAP, ADP, Salesforce, Microsoft Power BI, ERP, MES, PLC, Windows, Linux, macOS
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5h
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Server Engineer
Knoxville, Tennessee, United States
OnsiteFull Time
The University of Tennessee Medical Center
The University of Tennessee Medical Center: Academic medical center providing comprehensive patient care and research.
4+ YOEHands-on server/systems administration experience with Nutanix, Citrix, virtualization, SAN/NAS, Windows and Linux, Azure/M365, Active Directory, backups and PowerShell automation; strong documentation and troubleshooting skills.
Nutanix, Citrix, Azure, M365, VMware, PowerShell, SAN, NAS, Windows 2016-2025, Linux, Hybrid Active Directory, Azure AD, iSCSI, Fibre Channel
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2mo
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Enterprise Act Engineer III - AMZ10108369
Nashville, Tennessee, United States
$146k-$197k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOEMaster's in CS/Engineering/Math (or Bachelor's +5 yrs) with experience designing and managing large-scale distributed applications, Linux/Windows system administration, networking, scripting/automation; travel up to 25%.
Linux, Windows
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