Sr Administrator (Support & Operations)
India
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Job Description
Sr Administrator (Support & Operations)
Hyderabad, Telangana

Job Summary

Windows L2 - Windows Server (2008-2022), Active Directory, Hyper-V, VMware, SCCM, Failover Clustering, Cloud IaaS (Azure/GCP/AWS), PowerShell.

Key Responsibilities

Windows HCBU (L2) Key Responsibilities: L2 Windows Compute Operations: Provide 24x7 administration, troubleshooting, and maintenance for Windows Server infrastructure across hybrid environments (2,100 Azure VMs, 139 GCP VMs, 295 Datacenter Servers, 152 Regional Servers). Virtualization & OS Support: Manage VM operations across Azure, GCP, and VMware ESXi, handling performance troubleshooting, resource resizing, disk expansion, and OS-level issues. Core Infrastructure Services: Administer Active Directory, DNS, DHCP, Group Policy Objects (GPO), and File & Print Services across enterprise sites. Patching & Maintenance: Execute OS patching, security vulnerability remediation, and software updates across hybrid Windows instances using automated deployment tools. Incident & Escalation Management: Act as the L2 escalation point for compute alerts (high CPU/Memory, disk space, OS crashes, network connectivity issues); conduct initial Root Cause Analysis (RCA). Backup & Storage Integration: Coordinate with Storage/Backup teams for host-based snapshot restores, volume attachments, and server image management. AIOps & Ticket Management: Process Incidents, Service Requests (SR), and Change Requests (CHG) in alignment with ITIL standards and AIOps event streams.

Skill Requirements

Technical: Windows Administration: 3+ years of L2 hands-on experience in Windows Server OS (2016/2019/2022) management, Active Directory, GPO, DNS, and File/Print server management. Cloud & Virtualization: Strong operational experience with Azure Virtual Machines, GCP Compute Engine, and VMware ESXi/vSphere. Scripting: Intermediate PowerShell scripting skills for system automation, batch reporting, and configuration tasks. Troubleshooting: Deep understanding of Windows Event Viewer, Sysinternals tools, performance counters, and OS crash dump analysis. Non-Technical Strong analytical, problem-solving, and operational troubleshooting skills. Proven understanding of ITIL processes (Incident Management, Change Management, Request Fulfillment). Ability to operate effectively in a 24x7 rotational shift roster. Good to Have Skills: Exposure to Infrastructure-as-Code (Terraform, Ansible) for Windows server provisioning. Basic understanding of Azure Virtual Desktop (AVD) environments. Exposure to monitoring integration using Splunk, Datadog, or SolarWinds. Soft Skills: Strong verbal and written technical communication skills. Collaborative mindset with the ability to coordinate across cross-functional teams (Network, Security, Storage). Calm under pressure during high-priority server outages.

Other Requirements

Certifications: AZ-800/801 or AZ-104 (Highly Preferred), GCP Associate Cloud Engineer (Good to have) Overview Role – Windows HCBU (L2) Experience Level – 3-5 years Job Location – Bengaluru / Hyderabad Job Type – Full-Time Support type - 24x7 Operational Support & Project Engagements
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.