Cloud4C - Senior Linux Administrator - Red Hat/SUSE/CentOS

Description :

About the job :

Job Title : Senior Linux Administrator

Experience Required : 58 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 field

- 48 years of hands-on Linux system administration experience

- Strong understanding of Linux internals, system boot process, runlevels, and systemd

- Experience in Pacemaker cluster setup and troubleshooting

- Scripting expertise in Bash/Shell.

- Strong analytical and troubleshooting skills for infrastructure and application issues

- Good verbal and written communication skills

- Willingness to work in rotational shifts.

Preferred Certifications :

- Red Hat Certified System Administrator (RHCSA) / Red Hat Certified Engineer (RHCE)

- SUSE Certified Administrator (SCA)