Banking SysAdmin (Linux & Windows) – Production Uptime

Nair Systems; Qatar; On-site; QAR 90,000 - 150,000; Full time

Job summary

Nair Systems is seeking an experienced System Administrator (Linux & Windows) to support critical IT infrastructure in Qatar's banking domain. This role focuses on stability, security, and availability within an enterprise environment.

Responsibilities include day-to-day operation, maintenance, and incident response for Linux and Windows servers, with collaboration across infrastructure, security, and application teams to ensure uptime and compliance.

Qualifications

• Hands-on Linux and Windows Server administration in production environments.
• Experience supporting banking or financial services applications.
• Strong troubleshooting and problem-solving skills under pressure.
• Good communication and cross-team coordination abilities.

Responsibilities

• Administer, monitor, and support Linux and Windows Server environments.
• Ensure availability and performance of banking applications.
• Perform routine maintenance, patching, and health checks.
• Troubleshoot system, OS, and infrastructure issues.
• Support user access, configurations, and security controls.
• Maintain system documentation and runbooks.

Skills

Linux Admin

Windows Admin

Banking domain experience

Troubleshooting

Communication

Tools

Virtualization

Backup technologies

Security hardening

Job description

Nair Systems is seeking an experienced System Administrator (Linux & Windows) to support critical IT infrastructure in Qatar's banking domain. This role focuses on stability, security, and availability within an enterprise environment.

Responsibilities include day-to-day operation, maintenance, and incident response for Linux and Windows servers, with collaboration across infrastructure, security, and application teams to ensure uptime and compliance.