Lead Administrator Windows Admin - L1

Job Overview

We are seeking a seasoned Lead Administrator specializing in Windows Server environments to manage and support enterprise Active Directory, DNS, DHCP, and related services at our Mysore location. The role involves overseeing multiple domains and sites, ensuring operational continuity, security compliance, and driving infrastructure modernization.

Key Responsibilities

• Oversee and support comprehensive Active Directory environments including Domain Controllers, FSMO roles, Sites and Services, and replication.
• Conduct AD health checks and remediation processes.
• Develop and maintain Active Directory security best practices and governance standards.
• Resolve complex authentication and directory service challenges.
• Design and enforce enterprise-wide Group Policy Object (GPO) standards, managing security baselines, software deployment, and user policies.
• Diagnose and troubleshoot policy application and login performance issues, ensuring compliance with security policies.
• Administer enterprise DNS infrastructure including configuration of conditional forwarders, stub zones, delegations, and security settings.
• Manage DHCP scopes, failover setups, reservations, and IP address allocation.
• Troubleshoot DNS and network service-related problems.
• Manage Windows Server platforms such as Windows Server 2016, 2019, 2022, and upcoming 2025 versions including lifecycle management, patching, upgrades, and migrations.
• Implement high-availability solutions and key server roles, leading modernization projects and infrastructure improvements.
• Support Microsoft Entra ID (formerly Azure AD) and hybrid identity management integrating privileged access, service accounts, delegated administration, and authentication mechanisms.
• Apply and monitor identity governance and security controls rigorously.
• Enforce security hardening standards across Windows infrastructure and participate in vulnerability handling, audits, and compliance tasks.
• Conduct risk assessments recommending security enhancements, and collaborate closely with cybersecurity and SOC teams on identity-related controls.
• Serve as subject matter expert for incidents involving Active Directory, DNS, DHCP, and Windows infrastructure, leading root cause evaluations and corrective actions.

Required Experience and Skills

• Minimum 5 to 8 years of professional experience administering Windows Server systems.

About the Company

Join a forward-thinking organization dedicated to digital transformation with a culture that encourages continuous self and career reinvention. Embrace a role that empowers you to innovate and evolve alongside emerging technologies.