Senior Linux Systems Administrator – Automation

Trinzic; Palmdale (CA); Hybrid; USD 130,000 - 170,000; Full time

Job summary

Trinzic is seeking a Senior Linux Systems Administrator with an automation focus to design, deploy, and maintain Linux-centric server architectures in California. You will automate provisioning with Ansible and ensure DISA STIG and RMF compliance across distributed test networks.

Responsibilities include Linux engineering, configuration management, containerization with Docker/Podman/Kubernetes, and virtualization with VMware, plus documentation and security automation.

Qualifications

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

Responsibilities

• Linux engineering and administration across enterprise distributions and environments.
• Develop, test, and maintain Ansible playbooks, roles, and collections for provisioning and hardening.
• Support containerized workloads using Docker/Podman/Kubernetes.
• Automate DISA STIG implementation and RMF compliance checks.
• Manage software repositories, updates, and image baselines (Red Hat Satellite/Foreman).
• Administer virtualization and storage, oversee network and Windows services as needed.
• Document SOPs, runbooks, and architecture diagrams for team knowledge transfer.

Skills

Security Clearance

Linux Expertise

Shell scripting

DoD RMF knowledge

Education

Bachelor's degree

Tools

Ansible

VMware vSphere/vCenter

Nessus/ACAS

Red Hat Satellite

Docker/Podman/Kubernetes

Job description

Trinzic is seeking a Senior Linux Systems Administrator with an automation focus to design, deploy, and maintain Linux-centric server architectures in California. You will automate provisioning with Ansible and ensure DISA STIG and RMF compliance across distributed test networks.

Responsibilities include Linux engineering, configuration management, containerization with Docker/Podman/Kubernetes, and virtualization with VMware, plus documentation and security automation.