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Experience: 6+ yrs

Location: Remote (India)

We are looking for an experienced Senior Windows & VMware Infrastructure Administrator to manage, maintain, and optimise enterprise IT infrastructure across Windows Server environments and VMware virtualisation platforms. The ideal candidate will have solid hands-on expertise in Windows administration, Active Directory, VMware vSphere, ESXi, PowerShell scripting, server upgrades, migrations, and patch management.

This role requires a proactive infrastructure professional who can ensure system availability, security, performance, and reliability while supporting day-to-day IT operations and infrastructure improvement initiatives.

Requirements Key Responsibilities

- Administer, configure, and maintain Windows Server environments to ensure system availability, performance, and security
- Manage Windows Active Directory, including user and group administration, authentication, access permissions, and Group Policy Objects (GPOs)
- Install, configure, monitor, and maintain VMware vSphere and ESXi environments
- Manage virtual machines, resource allocation, virtual infrastructure health, and capacity utilisation
- Develop and maintain Windows PowerShell scripts to automate repetitive administrative tasks and improve operational efficiency
- Plan and execute Windows Server upgrades, migrations, and infrastructure modernisation activities
- Manage server patching, security updates, software updates, and maintenance schedules
- Monitor infrastructure performance, identify potential issues, and implement preventive measures
- Troubleshoot Windows Server, Active Directory, VMware, and virtualisation-related incidents
- Perform root-cause analysis and implement corrective actions to prevent recurring issues
- Support infrastructure backup, recovery, business continuity,



and disaster recovery activities as required
- Follow established change-management, security, compliance, and infrastructure maintenance procedures
- Maintain accurate technical documentation, configuration records, operational procedures, and incident reports
- Collaborate with IT operations, security, application, and support teams to resolve infrastructure issues
- Identify opportunities to improve infrastructure reliability, automation, system performance, and operational processes

What Makes You a Outstanding Fit
- 6+ years of professional experience in Windows administration, infrastructure operations, or systems engineering
- Strong hands-on expertise in Windows Server administration and enterprise infrastructure management
- Proven experience administering Windows Active Directory, Group Policy, user accounts, groups, and access controls
- Practical experience with VMware vSphere and ESXi administration, including virtual machine management and troubleshooting
- Strong scripting skills in Windows PowerShell for automation and administrative operations
- Experience planning and executing Windows Server upgrades, migrations, patching, and updates
- Robust troubleshooting and root-cause analysis skills across Windows and virtualised environments
- Good understanding of infrastructure security, access management, system availability, and performance monitoring
- Familiarity with backup and recovery procedures, change management, and IT service-management practices
- Strong organisational skills and attention to detail when managing maintenance activities and technical documentation
- Excellent communication and collaboration skills, with the ability to work effectively in a remote environment
- A proactive approach to problem-solving, automation, continuous improvement, and infrastructure reliability
- Ability to manage multiple priorities, work independently, and take ownership of infrastructure issues from identification through resolution

📌 Windows Administrator (India)
🏢 Weekday AI (YC W21)
📍 India