Linux Admin - Open Stack

Job Summary: We are seeking a skilled Linux System Administrator with proven expertise in OpenStack, Red Hat Enterprise Linux (RHEL), and OpenShift to manage, optimize, and scale our cloud-native infrastructure. You will play a critical role in ensuring high availability, security, and performance of Linux-based systems in a fast-paced IT/telecom environment. Join our team to drive innovation in cloud operations and container orchestration.Key Responsibilities: Install, configure, and maintain Linux servers (primarily RHEL/CentOS) across on-premises and cloud environments, including troubleshooting kernel, networking, and storage issues. Deploy, manage, and automate OpenStack components (e.g., Nova, Neutron, Cinder) for private cloud infrastructure, optimizing resource allocation and scalability. Administer Red Hat OpenShift clusters, including pod deployment, scaling, monitoring with Prometheus, and integration with CI/CD pipelines using Ansible or Helm. Perform system hardening, patch management, and security compliance (e.g., SELinux, firewall configurations) to mitigate vulnerabilities in production environments. Monitor system performance using tools like Nagios, Zabbix, or ELK stack; implement automation scripts (Bash/Python) for routine tasks and disaster recovery. Collaborate with DevOps teams on infrastructure as code (IaC) using Terraform, and support migration to hybrid/multi-cloud setups. Document configurations, conduct root cause analysis for incidents, and contribute to 24/7 on-call rotations for critical systems.Required Qualifications: Bachelor's degree in Computer Science, IT, Electronics & Communication, or related field. 3 years of Linux administration experience, with at least 1 years hands-on with OpenStack, RHEL, and OpenShift. Certifications: RHCE (Red Hat Certified Engineer), OpenShift Administration, or equivalent (e.g., RHCSA, CKAD).

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