Wintel Administrator

Job Title : Wintel Administrator. Experience Required : 5 - 8 Years. Location : Chennai. Job Summary :We are seeking an experienced Wintel / AD / Hyper-V Administrator to manage and support Windows-based server environments, Active Directory services, and Hyper-V infrastructure. The role involves server monitoring, administration, patching, virtualization management, and ensuring system security and performance as per organizational standards. Key Responsibilities :Monitoring :- Perform 24x7 monitoring of all servers (on-premises and hosted environments such as Microsoft O365) as per defined service baselines. Monitor critical parameters including : - Server availability.- File system/partition utilization.- Memory and processor utilization.- Event and service logs.- Log valid alerts and incidents in the helpdesk system for resolution. Server Administration :- Install and configure operating systems on new servers.- Create and manage login scripts, network shares, and user access rights as per policies.- Configure and maintain DNS, DHCP, NFS, NIS, DFS roots, SFTP, and Group Policies.- Perform system restoration, hardware troubleshooting, and resolve issues with OEM support.- Manage file systems, space utilization, and system performance tuning.- Automate recurring server tasks and perform scheduled maintenance.- Analyze event logs for potential security incidents.- Decommission servers following the defined process. Active Directory Management- :- Manage domain controllers, AD structures, and replication health.- Perform AD housekeeping, backup, and recovery of AD servers and objects.- Manage Enterprise Group Policies, domains, and domain objects.- Collaborate with internal/external teams on SSO and ADFS configuration and maintenance.- Virtual Server Infrastructure (Hyper-V). Monitoring :- Monitor virtualization host servers and VMs for availability and performance (CPU, memory, network). VM Management :- Create, modify, delete, and migrate virtual machines.- Manage hypervisors, clusters, and resource pools.- Perform VM performance tuning, snapshot management, and data store migrations.- Handle P2V (Physical-to-Virtual) conversions.- Coordinate with OEM vendors for virtualization-related support and patching. Patch and Release Management :- Track and manage patch and firmware versions for servers.- Perform controlled release of security patches and firmware updates quarterly or as needed.- Coordinate with vendors for firmware updates and maintain patch configuration records.- Follow change management procedures for patch deployment and OS version upgrades.- Ensure patch rollout timelines align with OEM severity and customer agreement. Antivirus Management :- Install, configure, and maintain antivirus software on all servers and endpoints.- Keep antivirus and antispyware definitions updated using approved tools.- Deploy critical patches as per OEM urgency ratings.- Mitigate malware outbreaks and document actions taken.- Remediate virus and worm infections proactively. Required Skills & Competencies : - Strong hands-on experience with Windows Server Administration (2016/2019/2022).- Proficiency in Active Directory, DNS, DHCP, Group Policy, and File Systems.- Expertise in Hyper-V virtualization management and troubleshooting.- Familiarity with O365, Azure AD, and SCCM preferred.- Experience in automation scripting (PowerShell).- Strong analytical, problem-solving, and communication skills.- Ability to work in 24x7 support environments. Education & Experience :- 5-8 years of experience in Wintel, AD, and Virtualization administration.- Relevant certifications such as MCSE, MCSA, Azure Administrator, or VMware/Hyper-V are desirable. (ref:hirist.tech)