✦ Luna Orbit — System Administration

Linux Systems Administrator

at L3Harris Technologies

📍 Melbourne, FL Onsite Posted March 20, 2026
Type Full-Time
Experience mid
Exp. Years Not specified
Education Not specified
Category System Administration

This role involves installing, configuring, and troubleshooting Linux systems on-site, automating tasks with scripting and configuration management tools, and maintaining system documentation for a defense contractor.

  • Install and configure systems
  • Automate system management tasks
  • Write monitoring cases for Zabbix
  • Maintain SI&T documentation
  • Troubleshoot contingencies

The environment includes Linux servers, RHEL, scripting with Bash and Expect, automation with Ansible, network troubleshooting, and monitoring with Zabbix.

The ideal candidate is a mid-level Linux systems administrator with experience in configuring and troubleshooting Linux environments, scripting, and automation tools like Ansible. They should be detail-oriented, collaborative, and capable of managing system documentation and network troubleshooting.

LinuxBashAnsiblesystem configurationtroubleshootingscript development
ExpectZabbixSI&T documentationfirewall managementvirtual machines
ZabbixBashExpectAnsible
LinuxBashExpectAnsibleZabbixsystem configurationtroubleshootingnetwork equipmentfirewallsvirtual machinesRHELLinux ServerSI&T documentationfirewall managementsystem scripting
LinuxBashExpectAnsibleZabbixSI&T documentationsystem configurationfirewallsnetwork equipmentvirtual machinesstorage managementfirewall managementtroubleshootingsystem scriptingLinux ServerRHEL
troubleshootingproblem-solvingcommunicationteamworkdocumentationcollaborationattention to detail
Industry Defense
Job Function System administration and automation for Linux environments
Role Subtype Systems Administrator
Tech Domains Linux, Active Directory, Microsoft 365, Azure, Amazon Web Services, Google Cloud Platform, VMware, Kubernetes, Docker, Python
LinuxSystem AdministratorBashExpectAnsibleZabbixsystem configurationtroubleshootingnetwork equipmentfirewallsvirtual machinesRHELLinux ServerSI&T documentationfirewall managementsystem scripting

Lack of Linux or scripting experience, No experience with system automation tools, Unwillingness to work onsite in Melbourne, FL

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