Windows Administrator

Weekday AI; India; Remote; INR 5,000,000 - 15,000,000; Full time

Job summary

Weekday AI is seeking an experienced Senior Windows & VMware Infrastructure Administrator to manage and optimise enterprise IT infrastructure across Windows Server environments and VMware platforms. The candidate should have hands-on expertise in Windows AD, 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

Qualifications

• 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.
• Strong 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.

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.

Skills

Windows Server admin

VMware vSphere

Active Directory

PowerShell scripting

Patch management

Change management

Documentation

Remote collaboration

Incident troubleshooting

Tools

VMware ESXi

Job description

This role is for one of the Weekday's clients

Salary range: Rs 5000000 - Rs 15000000 (ie INR 5-15 LPA)

Experience: 6+ yrs

Location: Remote (India)

We are looking for an experiencedSenior Windows & VMware Infrastructure Administratorto manage, maintain, and optimise enterprise IT infrastructure across Windows Server environments and VMware virtualisation platforms. The ideal candidate will have strong 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.

Key Responsibilities

• Administer, configure, and maintainWindows Server environmentsto ensure system availability, performance, and security.
• ManageWindows Active Directory, including user and group administration, authentication, access permissions, and Group Policy Objects (GPOs).
• Install, configure, monitor, and maintainVMware vSphere and ESXienvironments.
• Manage virtual machines, resource allocation, virtual infrastructure health, and capacity utilisation.
• Develop and maintainWindows PowerShell scriptsto 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 Great Fit

• 6+ years of professional experiencein Windows administration, infrastructure operations, or systems engineering.
• Strong hands‑on expertise inWindows Server administrationand enterprise infrastructure management.
• Proven experience administeringWindows Active Directory, Group Policy, user accounts, groups, and access controls.
• Practical experience withVMware vSphere and ESXi administration, including virtual machine management and troubleshooting.
• Strong scripting skills inWindows PowerShellfor automation and administrative operations.
• Experience planning and executingWindows Server upgrades, migrations, patching, and updates.
• Strong 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.