Senior Linux Systems Admin with Automation Focus

Trinzic; Ridgecrest (CA); On-site; USD 130,000 - 170,000; Full time

Benefits offered by this job

401K plan with company match

Medical, dental, vision insurance

Paid time off

Job summary

KBR is seeking a Senior Linux Systems Administrator focused on automation to support distributed DoD networks and test ranges. You will design, deploy, and maintain Linux-centric servers, automate baseline provisioning, and enforce DISA STIGs and RMF standards across environments.

The role involves configuring Ansible playbooks, managing Red Hat Satellite/Foreman, and overseeing virtualization with VMware in a security-conscious, mission-critical setup.

Qualifications

• Active Top Secret clearance required.
• 10+ years in a Systems Administrator/Systems Engineering role.
• Technical Bachelor’s degree or equivalent experience.
• In-depth Linux proficiency (RHEL 7/8/9, storage, systemd, firewalld, SELinux, Bash).
• Hands-on Ansible playbooks, inventories, and automation workflows.

Responsibilities

• Install, configure, optimize, and maintain enterprise Linux distributions across bare-metal and virtualized environments.
• Develop and maintain reusable Ansible playbooks, roles, and collections for provisioning and hardening.
• Support Docker, Podman, Kubernetes environments for workload deployment and lifecycle management.
• Automate DISA STIG implementations and RMF compliance; remediate vulnerabilities (ACAS/Nessus).
• Manage software repositories, updates, and image baselines using Red Hat Satellite/Foreman or similar tools.
• Administer virtualization (VMware vSphere/vCenter) and related storage/networking in a mixed environment.
• Ensure TRMC cyber directives and centralized logging; maintain SOPs and architecture diagrams.

Skills

Top Secret clearance

Linux systems

Automation / Orchestration

Ansible

VMware

Bash scripting

DoD RMF/STIGs

Education

Technical Bachelor's degree

Tools

Ansible

Red Hat Satellite

Foreman

ACAS/Nessus

Job description

KBR is seeking a Senior Linux Systems Administrator focused on automation to support distributed DoD networks and test ranges. You will design, deploy, and maintain Linux-centric servers, automate baseline provisioning, and enforce DISA STIGs and RMF standards across environments.

The role involves configuring Ansible playbooks, managing Red Hat Satellite/Foreman, and overseeing virtualization with VMware in a security-conscious, mission-critical setup.