Posted today
Secret
Mid Level Career (5+ yrs experience)
Unspecified
IT - Networking
Corona, CA (On-Site/Office)
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
- 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
group id: 10508920
