Sr. Infrastructure System Administrator

Responsibilities

• Monitor and maintain Windows and Linux servers, ensuring high system availability, security compliance, and optimal performance across on-premises and cloud environments.
• Administer and configure Active Directory, DNS, and DHCP services to support seamless authentication, network connectivity, and enterprise resource accessibility.
• Perform infrastructure provisioning, patch management, and performance tuning to enhance operational reliability and minimize service disruptions.
• Lead incident, change, and problem management activities, ensuring timely resolution and adherence to ITIL standards for service continuity.
• Develop, test, and execute backup and disaster recovery plans to ensure data integrity and business resilience during outages or failures.
• Collaborate with network and security teams to apply organizational policies, maintain compliance, and strengthen overall infrastructure protection.
• Utilize PowerShell and Bash scripting to automate administrative tasks, improve efficiency, and reduce manual intervention in daily operations.
• Analyze system performance metrics, identify optimization opportunities, and implement enhancements to improve reliability, resource utilization, and response efficiency.

Skills Required

Powershell, Active Directory