Systems Administrator (Linux/Automation Focus)
Core
Design, deploy, and maintain robust Linux-centric server architectures and automate infrastructure for distributed test networks supporting national security missions.
Role type
Senior Linux Systems Administrator (Infrastructure & Automation)
Builds
Enterprise Linux server environments, automated configuration management pipelines, and containerized workloads for defense testing.
Domain
National Security / Defense IT Infrastructure
Required skills
Enterprise Linux administration (RHEL/Rocky/CentOS), Ansible automation, Bash scripting, Virtualization (VMware), Container orchestration (Kubernetes/Docker), Security compliance (DISA STIGs/DoD RMF), System hardening, Repository management
Preferred skills
Red Hat Satellite, SCAP tools, ACAS/Nessus, Trellix agents, Windows Server hybrid environments
Technologies
Ansible, Docker, Podman, Kubernetes, RHEL, Rocky, CentOS, VMware vSphere, Red Hat Satellite, Foreman, ACAS, Nessus, Trellix, HBSS
Responsibilities
Install, configure, and optimize enterprise Linux distributions across bare-metal and virtualized environments; Develop and maintain Ansible playbooks for baseline provisioning and system hardening; Support containerized environments using Docker, Podman, and Kubernetes; Automate implementation and audit verification of DISA STIGs; Manage software repositories and system updates; Administer virtualization platforms and supporting networking/storage hardware; Maintain compliance with cybersecurity directives and RMF policies; Author Standard Operating Procedures and architecture documentation.
Seniority
Senior, hands-on IC