Role & responsibilities:

Linux Server Administration

Perform day-to-day administration and maintenance of Linux servers including installation, configuration, service management, monitoring, patching, and basic troubleshooting across distributions such as Red Hat Enterprise Linux, Ubuntu, CentOS, Rocky Linux, and AlmaLinux.

Web Application & Database Support: Install, configure, and maintain web servers such as Apache HTTP Server and Nginx. Perform basic database administration activities for MySQL, PostgreSQL, and MariaDB, including database creation, user management, service monitoring, scheduled backups, and basic backup restoration testing.

FTP & SFTP Administration:

Configure and maintain FTP and SFTP services using tools such as vsftpd and OpenSSH. Manage users, authentication, directory permissions, access restrictions, and troubleshoot basic file-transfer issues.

User & Access Management: Create and maintain Linux users and groups, configure file and directory permissions, manage sudo access, and ensure users are provided with appropriate access based on approved requirements.

Shell Scripting & Automation: Develop basic shell scripts to automate routine Linux administration activities. Execute and maintain basic Ansible playbooks for configuration management and repetitive administrative tasks.

System & Service Monitoring: Monitor server availability, CPU, memory, disk utilization, services, logs, and application health using monitoring tools such as Nagios and Zabbix. Investigate alerts, perform initial troubleshooting, resolve known issues, and escalate complex incidents when required.

Linux Security Administration:



Perform basic security activities including firewall configuration using firewalld/UFW, SSH configuration, SSH-key authentication, account security, disabling unnecessary services, applying approved security patches, and implementing documented Linux hardening standards.

Backup & Recovery: Configure and monitor scheduled backups using tools such as rsync and cron. Verify backup completion, perform basic restoration testing, and participate in recovery activities according to documented backup and disaster-recovery procedures.

Docker Administration: Perform basic Docker administration including managing images and containers, starting/stopping containers, checking container logs, monitoring container status, and supporting basic application deployments.

Linux Networking: Configure and troubleshoot network interfaces, IP addresses, gateways, routing tables, DNS settings, hostname resolution, and basic TCP/IP connectivity issues.

Incident & Troubleshooting Support: Perform initial troubleshooting of Linux server, service, application, storage, network, and performance-related incidents. Resolve known issues using documented procedures and escalate complex problems to Level 2/Level 3 teams when required.

Documentation & Asset Management: Maintain Linux server inventory, asset information, configuration records, standard operating procedures, troubleshooting documents, backup records, and other operational documentation.

Preferred candidate profile:

Positive in communication

Only Male candidates can apply

Exp Level:3+ Yrs

Job Location: Madurai

6 Days working in week

Interested candidates kindly share your profile to "[email protected]" for further process with us.

📌 Linux Server Administrator (Madurai)
🏢 Fourth Dimension Technologies
📍 Madurai