System Administrator – Wintel

Responsibilities

• Installation, configuration and troubleshooting of Windows Servers
• Handle Windows server issues such as server crashes, performance, advanced connectivity issues, and complex server problems.
• Liaise with third party vendors to resolve server hardware / software and service-related issues.
• Manage Wintel Infrastructure changes, adhering to ITIL change management polices to minimize service disruption.
• Diagnose and resolve L2 / L3 issues with VMware ESXi hosts and vSphere environments.
• Perform regular maintenance tasks like OS and firmware updates, patch management
• Good working knowledge in upgrading Windows server version 2012R2 to 2016 / 2019
• Ensure the stability and reliability of VMware environments through regular monitoring and maintenance.
• Manage and resolve incidents within SLA timelines, ensuring proper communication with stakeholders.
• Conduct root cause analysis for recurring issues and document findings.
• Installation, configuration and troubleshooting of ESXi Host, vcenter servers.
• Perform regular maintenance tasks like ESXi hosts firmware upgrade and vcenter Patch Management
• Upgrade of ESXi host from version 6.x to 7.x / 8.x
• Deploy and manage virtual machines, including resource allocation and performance optimization.
• Configure and maintain network settings for VMs, including virtual switches and VLANs.
• Configure and troubleshoot group policies, access permissions, and security settings.
• Collaborate with other IT Teams on infrastructure projects, upgrades and migrations

• In-depth knowledge of Windows Server and VMware vSphere administration
• Good knowledge in Azure, AWS and O365
• Good knowledge in Active Directory / GPO / DFS / File Servers / DNS / DHCP
• Strong analytical and problem-solving skills.
• Ability to handle high-pressure situations and manage multiple tasks simultaneously.