System Administrator

Key Responsibilities

• Monitor servers, operating systems, CPU, memory, disk space, and system availability.
• Install, configure, maintain, and troubleshoot Windows and Linux servers, virtual machines, and system services.
• Investigate system alerts, identify technical issues, troubleshoot failures, resolve incidents, and escalate complex problems.
• Monitor system performance, identify potential bottlenecks, and take preventive measures.
• Create, modify, and disable user accounts, manage permissions, and maintain access controls using tools such as Active Directory.
• Apply security patches, perform system updates, monitor suspicious activities, and follow organizational security policies.
• Monitor backup jobs, troubleshoot backup failures, restore data, and support disaster recovery procedures.
• Investigate connectivity issues between servers, applications, and network devices.
• Maintain incident tickets, document troubleshooting procedures, record system changes, and prepare shift handover reports.
• Perform routine system health checks, identify recurring issues, and implement solutions.
• Use scripting tools such as PowerShell or Bash to automate repetitive administrative tasks.
• Coordinate with network engineers, security teams, application support teams, and other IT departments.

Overall Objective

To maintain system stability, security, and availability by proactively monitoring infrastructure, resolving incidents, performing routine maintenance, and minimizing service disruptions.