Job Title : Senior Linux Administrator
Experience Required : 5–8 Years
Work Location : Hyderabad ( Work From Office)
Shift : 24 / 7 rotational shift
Job Summary :
We are looking for a highly skilled and motivated Senior Linux Administrator to manage and support enterprise-scale Linux environments across multiple distributions including RedHat, SUSE, Ubuntu, CentOS, Rocky, and Alma Linux. The ideal candidate will have strong hands-on experience in system administration, automation, clustering, and container technologies.
Primary Responsibilities :
- Administer and maintain various Linux distributions : RHEL, SUSE, Ubuntu, CentOS, Rocky Linux, AlmaLinux
- Implement and manage Pacemaker High Availability (HA) Clusters
- Perform patch management .
- Create and manage partitions, LVMs , and mount file systems
- Configure and manage yum repositories , perform kernel upgrades and minor OS version updates
- Troubleshoot Linux servers running on virtual platforms
- Perform scheduled operations such as log rotation , cron job management, and automated tasks
- Monitor and tune server performance , analyze logs and resolve performance bottlenecks
- Apply ITIL best practices in incident, request, problem, and change management
- Configure and secure systems using iptables , TCP wrappers , and host-level firewall settings
- Install and configure services : FTP, Samba, NFS (server / client), DNS, HTTPD / Apache, LDAP
- Manage DNS entries and host records using DNS portals
- Automate tasks using Shell Scripting and Ansible Playbooks
- Perform system backups using tar, rsync, scp, gzip, etc.
- Work in 24 / 7 support model , primarily during North America shifts
- Prepare incident reports (IRs) and root cause analysis documentation
- Support project build and BAU operations for large-scale infrastructure
Required Qualifications :
Bachelor's Degree in Computer Science, Information Technology, or related field4–8 years of hands-on Linux system administration experienceStrong understanding of Linux internals , system boot process, runlevels, and systemdExperience in Pacemaker cluster setup and troubleshootingScripting expertise in Bash / Shell.Strong analytical and troubleshooting skills for infrastructure and application issuesGood verbal and written communication skillsWillingness to work in rotational shifts .Preferred Certifications :
Red Hat Certified System Administrator (RHCSA) / Red Hat Certified Engineer (RHCE)SUSE Certified Administrator (SCA)