✦ Luna Orbit — System Administration

Linux Administrator

at Robert Half

📍 Tampa, FL Remote Posted March 30, 2026
Type Not Specified
Experience mid
Exp. Years Not specified
Education Not specified
Category System Administration

The Linux Administrator is responsible for managing a mostly on-prem infrastructure, administering Linux (RedHat) and Windows Server environments, and overseeing virtualization with VMware; maintain security and uptime; manage identity with AD/Entra ID, M365; coordinate with cloud services.

  • Administer and support Linux (RedHat) and Windows Server environments
  • Manage virtualization with VMware across ~500 VMs and ~60 servers
  • Maintain storage technologies and related infrastructure
  • Develop and maintain scripts to automate tasks
  • Support identity and access systems (Active Directory, Entra ID) and M365

Stack includes RedHat Linux, VMware, Dell hardware, storage technologies, SIEM, M365; automation via PowerShell and Bash; patching and vulnerability management; on-call rotation and monitoring.

The ideal candidate is an experienced Linux Administrator with strong VMware, storage, and identity management in an on-prem, primarily remote environment; proficient with Linux (RedHat), Dell server hardware, AD/Entra ID, M365, and cloud services (Azure/AWS).

None listed

Active DirectoryEntra IDMicrosoft 365AzureAmazon Web ServicesSIEM
Linux administratorLinux (RedHat)VMwareWindows ServerDell server hardwareActive DirectoryEntra IDMicrosoft 365AzureAmazon Web ServicesSIEMEndpoint protectionVulnerability scanningPatchingScriptingPowerShellBashIncident responseOn-call rotation
Linux (RedHat)VMwareWindows ServerDell server hardwareStorage technologiesActive DirectoryEntra IDMicrosoft 365AzureAmazon Web ServicesSIEMEndpoint protectionVulnerability scanningPatchingScriptingPowerShellBashMonitoring toolsIncident responseOn-call rotation
Team collaborationOn-call availabilityProblem solvingCommunicationDocumentation
Industry IT Services
Job Function Maintain and optimize a predominantly on-prem infrastructure with Linux/Windows, virtualization, and security responsibilities.
Role Subtype Linux Sysadmin
Tech Domains Linux, Windows Server, Active Directory, Microsoft 365, Azure, Amazon Web Services, VMware, Entra ID
linux administratorlinuxredhatvmwarewindows serveractive directoryentra idmicrosoft 365azureamazon web servicessiemendpoint protectionvulnerability scanningpatchingscriptingpowershellbashincident responsemonitoring toolson-call rotationdell serverson premremote
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