Senior Linux Systems Administrator - Automation & Orchestration

KBR Careers; Nellis Air Force Base Census-Designated Place (NV); On-site; USD 120,000 - 150,000; Full time

Job summary

KBR is seeking a Senior Linux Systems Administrator with a focus on automation and orchestration. You will support TRMC ADTR and JMETC nodes, design scalable Linux architectures, and automate hardening and provisioning using Ansible across distributed test networks.

The role emphasizes DSLA STIG automation, RMF compliance, and containerized workloads with Docker/Podman/Kubernetes, plus virtualization and cross-platform support. Travel up to 20% may be required.

Qualifications

• Active Top Secret clearance required.
• 10+ years in a Systems Administrator/Engineering role.
• Technical Bachelor’s degree; degree may be substituted with experience.
• Deep knowledge of Enterprise Linux (RHEL 7/8/9), 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

• Design, deploy, and maintain Linux-centric server architectures.
• Develop and maintain Ansible playbooks and configurations for automation and hardening.
• Support containerized workloads with Docker/Podman/Kubernetes.
• Automate DISA STIG implementations and RMF compliance workflows.
• Manage software repositories and image baselines (Red Hat Satellite/Foreman).
• Administer virtualization, storage, networking, and Windows services in a hybrid environment.
• Maintain TRMC cybersecurity directives and centralized logging.
• Produce SOPs and architectural diagrams for team knowledge transfer.

Skills

Top Secret clearance

Linux administration

Automation scripting

Configuration management

Education

Bachelor's degree (technical)

Tools

Ansible

Docker

Podman

Kubernetes

Red Hat Satellite

Foreman

VMware vSphere/vCenter

Job description

KBR is seeking a Senior Linux Systems Administrator with a focus on automation and orchestration. You will support TRMC ADTR and JMETC nodes, design scalable Linux architectures, and automate hardening and provisioning using Ansible across distributed test networks.

The role emphasizes DSLA STIG automation, RMF compliance, and containerized workloads with Docker/Podman/Kubernetes, plus virtualization and cross-platform support. Travel up to 20% may be required.