Linux Administrator - Singapore - KRIS INFOTECH PTE. LTD.

Description

Job Description:

System Management:

• Install, configure, and maintain Redhat Linux operating systems and servers. Ensure systems are up to date with the latest patches and updates.

Upgrade Planning:

• Develop comprehensive plans for upgrading Red Hat Linux systems, including assessing current environments, determining upgrade paths, and identifying potential risks and mitigation strategies.

System Upgrades:

• Perform Red Hat Linux upgrades, ensuring compatibility with existing applications and minimal disruption to services.
• Conduct pre-upgrade tests and post-upgrade validations to ensure system stability and performance.

Performance Monitoring:

• Monitor system performance to ensure efficient operations. Identify and resolve performance bottlenecks.
• Security: Implement and manage security measures to protect systems and data. This includes managing firewalls, configuring security policies, and monitoring system access.

Backup and Recovery:

• Develop and maintain a robust backup and recovery strategy.
• Perform regular backups and test recoveries to ensure data integrity.

Network Services:

• Manage and configure network services related to Unix systems, such as SSH, SFTP, and DNS.

Scripting and Automation:

• Write scripts (shell, python, ansible etc.) to automate routine system administration tasks, improving efficiency and reducing manual intervention.

Troubleshooting:

• Serve as a key point of contact for system-related issues.
• Diagnose and troubleshoot Unix system problems, working to resolve issues in a timely manner.

Documentation:

• Maintain detailed documentation of system configurations, procedures, and changes.

Collaboration:

• Work collaboratively with the IT team on projects and initiatives.
• Provide support and guidance to other team members as needed.

Requirements:

1. Configuration & Release Management (P3 - Advanced)
2. Design & Build Enablement (P3 - Advanced)
3. Redhat Linux Server (P3 - Advanced) 1 - English (A1 - Elementary)