Senior Windows Server Administrator (L2/L3)

Emergys; Mumbai; Presencial; INR 1.500.000 - 2.100.000; Jornada completa

Descripción de la vacante

Emergys Corp. in Mumbai is seeking a Senior L2/L3 Windows Server Administrator to manage enterprise Windows Server infrastructure with a focus on availability, performance, and security compliance.

You will oversee AD/GPOs, DNS/DHCP, and identity workflows, while implementing automation via PowerShell and Jenkins to streamline operations and deployments across Production, DR, UAT, SIT, and Dev environments.

Formación

• Deep AD/GPO and core services experience.
• Scripting with PowerShell for automation.
• Familiar with virtualization and deployment automation (Jenkins).

Responsabilidades

• Windows Server administration across lifecycle and versions.
• Manage AD, DNS, DHCP, GPOs and identity workflows.
• Harden servers per security policy and patch management.
• Monitor capacity and performance, keep utilization under 70%.
• Lead DR drills and provide L2/L3 troubleshooting.

Conocimientos

Windows Server

Active Directory

GPOs

DNS

DHCP

PowerShell

Hyper-V/VMware

Jenkins

Descripción del empleo

Position Overview:

We are looking for a Senior L2/L3 Windows Server Administrator to manage, maintain, and secure our enterprise Windows Server infrastructure. You will be fully responsible for ensuring high availability, performance optimization, and strict regulatory security compliance across all environments (Production, DR, UAT, SIT, and Dev).

Key Responsibilities:

• Windows Server Administration: Perform full-lifecycle administration of Windows Server operating systems (installation, advanced configuration, core upgrades, and structural maintenance)
• Active Directory & Core Services: Manage Active Directory (AD), Group Policy Objects (GPOs), DNS, DHCP, and identity/access management workflows
• Security & Compliance Hardening: Execute OS-level vulnerability remediations, close VA/PT findings within strict timelines, and harden Windows servers according to the Bank’s Secure Configuration Document (SCD)
• Patch Management: Maintain patch repositories, orchestrate WSUS/system updates, and deploy critical security definitions to prevent operational threats
• Capacity & Performance: Actively monitor compute, memory, and storage metrics to ensure the server infrastructure utilization remains comfortably below 70%
• Incident & DR Management: Provide L2/L3 troubleshooting for system bottlenecks or service crashes, run root-cause analysis (RCA), and lead Windows-level Disaster Recovery (DR) drills

Technical Skillset Required:

• Expertise in Windows Server platforms (Enterprise editions)
• Deep understanding of Active Directory, GPOs, Hyper-V/VMware virtualization, and PowerShell scripting for system automation
• Familiarity with deployment automation pipelines (Jenkins) integrated into Windows environments