Senior Linux SysAdmin – Automation & Orchestration

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

Benefits offered by this job

401K plan

Medical insurance

Dental insurance

Vision insurance

Life insurance

AD&D

Flexible spending account

Disability insurance

Paid time off

Flexible work schedule

Job summary

KBR is seeking a Senior Linux Systems Administrator with a focus on automation and orchestration to support TRMC and JMETC environments in California. You will design, deploy, and maintain Linux-centric architectures, automate configuration management with Ansible, and ensure compliance with DISA STIGs and RMF across distributed test networks.

Responsibilities include Linux engineering, automation, container orchestration, security automation, and documentation to enable team knowledge transfer.

Qualifications

• Active Top Secret clearance.
• 10+ years in a Systems Administrator/Systems Engineering role.
• Technical Bachelor’s degree or equivalent experience.
• In-depth knowledge of Enterprise Linux (RHEL 7/8/9), storage (LVM), systemd, firewalld, SELinux, and Bash scripting.
• Hands-on Ansible playbooks, inventories, and automation workflows.
• Experience with virtualization (VMware vSphere/vCenter).
• Ability to lift up to 35 lbs and travel up to 20%.

Responsibilities

• Install, configure, optimize, and maintain Linux distributions (RHEL/ Rocky/ CentOS) in bare-metal and virtualized environments.
• Develop and maintain Ansible playbooks, roles, and collections for provisioning, hardening, patching, and drift remediation.
• Support Docker, Podman, and Kubernetes for workload deployment and lifecycle management.
• Automate DISA STIG implementations and RMF compliance across Linux stacks; remediate vulnerabilities (ACAS/Nessus).
• Manage software repositories and image baselines using Red Hat Satellite/Foreman or equivalents.
• Administer virtualization and storage, network hardware, and Windows services in a heterogeneous environment.
• Maintain TRMC cybersecurity directives, RMF monitoring policies, HBSS/Trellix deployments, and centralized logging.
• Create SOPs, Ansible guides, and network diagrams for team knowledge transfer.

Skills

Top Secret clearance

Linux proficiency

Automation tooling (Ansible)

Scripting (Bash)

VMware virtualization

DoD RMF & STIGs

Documentation & SOPs

Travel up to 20%

Education

Technical Bachelor’s degree

Tools

VMware vSphere/vCenter

Red Hat Satellite

Foreman

Ansible

Docker/Kubernetes

ACAS/Nessus

Trellix HBSS

Job description

KBR is seeking a Senior Linux Systems Administrator with a focus on automation and orchestration to support TRMC and JMETC environments in California. You will design, deploy, and maintain Linux-centric architectures, automate configuration management with Ansible, and ensure compliance with DISA STIGs and RMF across distributed test networks.

Responsibilities include Linux engineering, automation, container orchestration, security automation, and documentation to enable team knowledge transfer.