✦ Luna Orbit — System Administration

Specialist, System Administration

at L3Harris Technologies

📍 Palm Bay, FL Onsite Posted April 01, 2026
Type Full-Time
Experience mid
Exp. Years 4+ years
Education Bachelor's Degree
Category System Administration

System Administration role in Palm Bay supporting Linux and Windows infrastructure with DoD RMF security requirements, automation, and cross-domain integration.

  • Configure, monitor, maintain, and troubleshoot Linux systems (physical and virtual)
  • Automate infrastructure deployment using Kickstart, Ansible, and Puppet
  • Implement security controls per DoD RMF
  • CI/CD/DevSecOps tooling and processes
  • Integrate Linux and Windows with AD and containers

Hands-on Linux administration, automation with Ansible/Puppet, containerization with Podman/Docker, CI/CD familiarity, DoD RMF/security controls, Active Directory integration, LDAP, Windows/Linux interoperability

The ideal candidate is a mid-to-senior level Linux/Windows system administrator with DoD RMF experience, 4+ years in defense IT, and active TS/SCI w/ CI Poly clearance. Strong automation, cross-domain integration, and DoD security practices are required.

Bachelor's Degree and minimum 4 years of prior relevant experienceDoD 8570.01-M IAT Level 2 certification within 180 daysActive TS/SCI w/CI Poly clearance
RHCSA or RHCECompTIA Linux+JenkinsDocker/KVM virtualizationCross-domain integration experience
JenkinsJiraBitbucket
LinuxKickstartPodmanAnsiblePuppetCI/CDDevSecOpsActive DirectoryLDAPWindows integrationContainers
LinuxKickstartPodmanAnsiblePuppetCI/CDDevSecOpsActive DirectoryLDAPWindows integrationContainers
communicationproblem-solvingteamworkdetail-oriented

Required

DoD 8570.01-M IAT Level 2 Certification

Preferred

RHCSARHCECompTIA Linux+
Industry Defense
Job Function System Administrator responsible for Linux/Windows infrastructure in a DoD environment
Role Subtype System Administrator
Tech Domains Linux, Windows Server, Active Directory, Docker
system administratorlinux administratorsysadminlinuxwindowsactive directoryldapdoDrmfci/cddevsecopsansiblepuppetkickstartpodmandockerjenkinsjirabitbucketts/SCIpolysecurity clearance12 month rotationpalm bay

No active TS/SCI w/ CI Poly clearance, Less than 4 years of relevant experience, No DoD RMF/IA experience

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