Red Hat Linux Systems Admin Jobs

Top Skillsets:

• Fully onsite position
• Must have Sec+ and either a RHCA or RHCE are required to be considered for this role
• Experience with Red Hat Open shift
• They are using RHEL 8 and 9

Linux Systems Administrators

Location: Corona, CA

Clearances: Secret

M-F, Days

Onsite

Certifications needed- Security+ AND RHCE or RHCA

• Install, configure, administer, and maintain Linux operating systems (RHEL, CentOS, Rocky, or equivalent) across physical, virtual, and containerized platforms.
• Deploy, configure, administer, and sustain Red Hat OpenShift clusters, including control plane and worker nodes, storage integration, networking, and platform upgrades.
• Support containerized workloads using Kubernetes and OpenShift, including image lifecycle management, registry integration, role-based access control (RBAC), and namespace management.
• Perform system hardening, patching, and vulnerability remediation in accordance with DoD STIGs, RMF, and cybersecurity requirements, including container security best practices.
• Support and maintain virtualized and hyper-converged infrastructure (VMware ESXi) hosting Linux and OpenShift environments.
• Develop and maintain automation and Infrastructure-as-Code (IaC) solutions using Ansible, Bash, Python, and CI/CD integrations to accelerate platform provisioning and consistency.
• Monitor system, cluster, and application performance; troubleshoot complex Linux, Kubernetes, and OpenShift-related issues across development, test, and production environments.
• Implement and maintain logging, monitoring, and alerting solutions for Linux systems and OpenShift clusters.
• Support backup, recovery, and disaster recovery solutions for Linux systems, container platforms, and persistent storage.
• Collaborate with cybersecurity, networking, DevSecOps, SOC/NOC, and application teams to ensure secure, resilient, and compliant operations.
• Develop and maintain technical documentation including build guides, SOPs, platform architecture diagrams, and configuration baselines.

Required Skills

• Senior-level administration of Linux enterprise environments
• Hands-on experience with Red Hat OpenShift and Kubernetes
• Container platform security, RBAC, and compliance implementation
• Scripting and automation (Ansible, Bash, Python)
• Virtualization and enterprise infrastructure support
• Experience supporting mission-critical or classified systems
• Strong troubleshooting, documentation, and communication skills
• Ability to work independently and lead technical efforts

Requirements

Bachelor’s degree in computer science, Information Technology or a related field. Flexible on this for the right candidate

Seven plus (7+) years of experience as a System Administrator with a strong focus on Linux systems.

Senior-level administration of Linux enterprise environments

Preferred Qualifications

Experience in DoD, classified, or SAP environments

DevSecOps and CI/CD pipeline integration experience