Roles & Responsibilities

- Install, configure, maintain, and troubleshoot Linux servers including RHEL, CentOS, and Ubuntu.

- Perform server administration, system upgrades, patching, and configuration management.

- Manage Linux users, groups, file permissions, sudo access, and security policies.

- Monitor server health, CPU, memory, disk utilization, processes, and system performance.

- Configure and troubleshoot services such as DNS, DHCP, FTP/SFTP, SMTP, SSH, and NFS.

- Manage filesystems, disk partitions, LVM, RAID, mounts, and storage capacity.

- Configure and maintain VMware vSphere, ESXi hosts, and virtual machines.

- Perform application and code deployment on Linux application servers.

- Troubleshoot hardware, operating system, application, and network-related issues.

- Implement server backup, restoration, and disaster recovery procedures.

- Perform log analysis and identify root causes of system and application failures.

- Configure Cron jobs and Bash/Shell scripts to automate routine administrative activities.

- Apply Linux security hardening, firewall rules, SELinux policies, and access controls.

- Coordinate with application, database, network, security, and development teams for issue resolution.

- Maintain system documentation, operational procedures, and configuration records.

- Handle incidents, service requests, changes, and problems according to ITIL processes.

- Monitor and resolve alerts using enterprise monitoring tools.

- Participate in server migration, capacity planning, and infrastructure improvement activities.

- Maintain production, development, and QA environments.

- Follow change-management, security, backup, and compliance standards.

Preferred Candidate Profile

- Bachelor's degree in Computer Science, Information Technology, or a related field.





- Strong hands-on experience in Linux/UNIX system administration.

- Good knowledge of RHEL, CentOS, Ubuntu, and Linux server environments.

- Strong understanding of TCP/IP, DNS, DHCP, SSH, FTP/SFTP, SMTP, NFS, and VPN.

- Experience with LVM, RAID, filesystems, disk management, and server storage.

- Hands-on experience with VMware vSphere, ESXi, and virtual machines.

- Good knowledge of Bash/Shell scripting and Linux automation.

- Experience in server monitoring, troubleshooting, patch management, and performance tuning.

- Understanding of Linux security, firewall, SELinux, user access, and permissions.

- Experience with backup and recovery processes.

- Knowledge of AWS infrastructure such as EC2, S3, IAM, and CloudWatch is preferred.

- Familiarity with Apache, Tomcat, Git, Jenkins, and Docker is an advantage.

- Strong analytical and problem-solving skills.

- Good communication and stakeholder-management skills.

- Ability to work independently as well as collaborate with cross-functional teams.

- Willingness to participate in rotational/on-call support when required.

Perks & Perks

- Competitive salary based on skills and experience.

- Performance-based incentives and annual salary reviews.

- Health insurance and employee wellness benefits.

- Paid leave, holidays, and other statutory benefits.

- Opportunities for technical training and professional certifications.

- Exposure to enterprise Linux, cloud, virtualization, and infrastructure technologies.

- Career growth opportunities within IT Infrastructure and Operations.

- Supportive and collaborative work environment.

- Opportunities to work on large-scale production infrastructure.

- Versatile work arrangements, where applicable.

- Employee engagement activities and team events.

- Learning and development programs.

- Recognition and rewards for outstanding performance.

📌 Linux System Administrator (Bengaluru)
🏢 Aetherrise Solutions
📍 Bengaluru