Senior Linux & Virtualization Administrator
Location: [Specify Location]
Employment Type: Full-Time
Experience: 7–10 Years
Industry: Information Technology & Infrastructure Services
Job Summary
We are seeking an experienced Senior Linux & Virtualization Administrator to manage, maintain, and optimize enterprise Linux infrastructure, virtualization platforms, container environments, enterprise storage, and backup solutions. The ideal candidate will possess strong hands-on expertise in Red Hat Enterprise Linux, VMware, OpenShift Virtualization, Kubernetes, automation, and enterprise infrastructure technologies, ensuring high availability, security, and optimal system performance.
Key Responsibilities
- Administer, configure, patch, upgrade, and secure enterprise Linux servers, particularly RHEL, CentOS, and Rocky Linux.
- Manage virtualization environments, including VMware and Red Hat OpenShift Virtualization.
- Deploy and maintain LAMP environments, including Apache, MySQL/MariaDB, PHP, SSL certificates, and web server hardening.
- Manage core infrastructure services, including TCP/IP, DNS, DHCP, NTP, and Active Directory integration.
- Configure and administer NFS, CIFS, and SMB file-sharing services and permissions.
- Deploy, administer, and troubleshoot Kubernetes clusters, Docker containers, and containerized applications.
- Monitor system health, perform performance tuning, capacity planning, log analysis, and infrastructure troubleshooting.
- Develop automation scripts using Bash, Python, Perl, or Ruby.
- Install, configure, and support Java application environments, including Apache Tomcat and JBoss.
- Administer Commvault backup and recovery solutions, including backup, restoration, and disaster recovery operations.
- Manage enterprise storage platforms, including Pure Storage, IBM SAN, Oracle ZFS, and SAN/NAS technologies.
- Support OpenStack, OpenShift, and cloud infrastructure across Azure, AWS, and OpenStack environments.
- Perform infrastructure maintenance, hardware lifecycle management, and system optimization.
- Maintain technical documentation, standard operating procedures, and operational guidelines.
Required Skills & Experience
- 7–10 years of hands-on experience in Linux System Administration.
- Strong expertise in Red Hat Enterprise Linux (RHEL).
- Practical experience with VMware and Red Hat OpenShift Virtualization.
- Hands-on knowledge of Kubernetes, Docker, and container orchestration.
- Strong understanding of TCP/IP, DNS, DHCP, NTP, Active Directory, and enterprise networking.
- Experience with Apache, MySQL/MariaDB, PHP, LAMP environments, and SSL configurations.
- Knowledge of NFS, CIFS, SMB, and enterprise file systems.
- Hands-on experience with Commvault Backup & Recovery.
- Proficiency in Bash, Python, Perl, or Ruby scripting.
- Experience supporting Java, Apache Tomcat, and JBoss application environments.
- Working knowledge of Oracle and Microsoft SQL Server administration.
- Experience with enterprise storage solutions, particularly Pure Storage, IBM SAN, Oracle ZFS, and SAN/NAS technologies.
- Exposure to cloud platforms, including Azure, AWS, or OpenStack.
- Strong troubleshooting, analytical, documentation, and communication skills.
