Senior Linux SysAdmin: Automation & Orchestration Expert

KBR Careers; Florida; On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

401K plan

Medical coverage

Dental coverage

Vision coverage

Life insurance

AD&D

Flexible spending account

Disability

Paid time off

Flexible work schedule

Job summary

KBR is seeking a Senior Linux Systems Administrator with an emphasis on automation to join our National Security Solutions team in Florida. You will design, deploy, and maintain Linux server architectures across classified test networks and use Ansible for provisioning and hardening.

The role focuses on streamlining configuration management, implementing DISA STIGs, and RMF compliance while coordinating with cross-functional teams.

Qualifications

• Active Top Secret clearance is required.
• 10+ years in a Systems Administrator/Systems Engineering role.
• Deep knowledge of Enterprise Linux (RHEL) and security hardening.
• Experience with Ansible for provisioning and automation.
• Vendors and tools listed in the job description are preferred.

Responsibilities

• Install, configure, and maintain enterprise Linux distributions and core services.
• Develop and maintain Ansible playbooks and collections for baseline provisioning and hardening.
• Support containerized environments with Docker, Podman, and Kubernetes.
• Automate DISA STIG implementation and RMF compliance across Linux stacks.
• Manage software repositories, updates, and image baselines with Satellite/Foreman.
• Administer virtualization (VMware vSphere) and networking/storage in a heterogeneous setup.
• Produce SOPs and diagrams for team knowledge transfer.

Skills

Security clearance

Linux administration

Scripting (Bash)

Automation mindset

Education

Bachelor's degree in a relevant field

Tools

Ansible

Docker

Kubernetes

VMware vSphere/vCenter

Red Hat Satellite

Foreman

ACAS/Nessus

Job description

KBR is seeking a Senior Linux Systems Administrator with an emphasis on automation to join our National Security Solutions team in Florida. You will design, deploy, and maintain Linux server architectures across classified test networks and use Ansible for provisioning and hardening.

The role focuses on streamlining configuration management, implementing DISA STIGs, and RMF compliance while coordinating with cross-functional teams.