Senior Windows Systems Administrator
New
IndiaFull-TimeSenior
Salary not disclosed
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Job Details
- Experience
- 5+ years
- Required Skills
- AWSMicrosoft ExchangeServiceNow
Requirements
- 5+ years of hands-on experience in Windows Server administration within enterprise environments
- Strong expertise in Active Directory, including domain controllers, replication, Sites and Services, and troubleshooting tools
- Solid experience with Windows Server 2016–2025 environments
- Deep understanding of DNS architecture, including AD-integrated zones, forward/reverse lookups, and zone management
- Strong experience with DHCP administration, including failover, scope configuration, and load balancing
- Experience managing enterprise file services, including DFS namespaces and large-scale storage environments
- Advanced PowerShell scripting skills for automation, troubleshooting, and operational improvements
- Hands-on experience with AWS infrastructure, particularly Windows EC2 provisioning and management
- Experience supporting Microsoft Exchange Online and on-prem Exchange environments
- Familiarity with Microsoft 365 and Entra Connect (AD Sync)
- Experience using ServiceNow for incident, change, and problem management
Responsibilities
- Design, implement, administer, and maintain enterprise Windows Server environments across AWS and on-premises infrastructure
- Manage Active Directory services including domain controllers, replication, sites and services topology, and directory-level troubleshooting
- Administer Windows Server workloads on AWS, including EC2 provisioning, AMI deployment, storage management, and AD integrations
- Maintain and support DNS and DHCP services, ensuring reliability, performance, and correct configuration across environments
- Support Microsoft Exchange environments, including Exchange Online and on-prem versions, mailbox migrations, and troubleshooting
- Manage Windows file services including DFS namespaces, permissions, and enterprise-level storage structures
- Develop and maintain PowerShell automation scripts to improve system reliability and operational efficiency
- Implement and manage patching processes using WSUS and related update management tools
- Monitor system performance, troubleshoot complex infrastructure issues, and ensure service stability
- Participate in incident, change, and problem management processes using ServiceNow
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