Systems Administrator

Other; India; Remote; INR 900,000 - 1,500,000; Full time

Job summary

Unknown company is seeking a hands-on Systems Administrator to support Windows Server environments, virtualization, Active Directory, and Microsoft 365. The role covers building and maintaining Windows servers, managing VMware and Proxmox VE, and handling day-to-day M365 administration.

Ideal candidates will drive server patching, security hardening, backup and recovery, and maintain documentation while following IT security policies. Remote work from India is supported.

Qualifications

• Must have hands-on experience building Windows Server 2019/2022/2025 systems.
• Strong hands-on VMware experience.
• Hands-on Proxmox VE experience.
• Strong knowledge of Active Directory, Group Policy, DNS, and Windows permissions.
• TCP/IP networking, backup and recovery understanding.
• Experience with Microsoft 365 administration and Entra ID.

Responsibilities

• Build, configure, and maintain Windows Server 2019/2022/2025 systems.
• Manage VMware and Proxmox VE virtualization environments.
• Create and maintain VMs, templates, snapshots, storage, and virtual networking.
• Perform server migrations, patching, backup, recovery, and troubleshooting.
• Administer Active Directory, Group Policy, DNS, user accounts and permissions.
• Administer Microsoft 365 services including Exchange Online, Teams, SharePoint/OneDrive, MFA.
• Troubleshoot Windows Server, virtualization, storage, networking, and authentication issues.
• Maintain documentation and server inventory; follow security/change-management procedures.

Skills

Windows Server 2019/2022/2025

VMware

Proxmox VE

Active Directory

Group Policy

DNS

TCP/IP networking

Backup & recovery

Security hardening

Microsoft 365

Entra ID

Exchange Online

Teams

SharePoint/OneDrive

MFA

Tools

VMware

Proxmox VE

Job description

Location: Remote/ WFH | Job: Full Time | Industry: Power & Energy | Experience: 5-9 years

We are looking for a hands-on Systems Administrator with strong experience supporting Windows Server, virtualization, Active Directory, and Microsoft 365 environments.

This role is ideal for someone who can independently build and support servers, manage VMware and Proxmox virtual environments, troubleshoot infrastructure issues, and handle day-to-day Microsoft 365 administration.

Key Responsibilities

• Build, configure, and maintain Windows Server 2019, 2022 and Windows Server 2025 systems.
• Manage and support VMware and Proxmox VE virtualization environments.
• Create and maintain virtual machines, templates, snapshots, storage, and virtual networking.
• Perform server migrations, cloning, patching, backup, recovery, and troubleshooting.
• Administer Active Directory, Group Policy, DNS, user accounts, security groups, and permissions.
• Administer Microsoft 365 and Microsoft Entra ID, including:
• User accounts and licensing
• Exchange Online
• Teams
• SharePoint and OneDrive
• MFA and authentication
• Groups and permissions
• Troubleshoot Windows Server, virtualization, storage, networking, and authentication issues.
• Perform server patching, maintenance, monitoring, and security hardening.
• Support backup and disaster recovery processes.
• Maintain technical documentation and server inventory.
• Follow established IT security and change-management procedures.

Must-Have Skills

• Experience building Windows Server 2019/2022/2025 systems.
• Strong hands-on VMware experience.
• Hands-on Proxmox VE experience.
• Strong knowledge of:
• Active Directory
• Group Policy
• DNS
• Windows permissions
• TCP/IP networking
• Understanding of backup, recovery, patching, and system security.

Nice-to-Have Skills

• PowerShell scripting.
• Experience configuring and supporting iSCSI storage, including shared storage for VMware and Proxmox environments.
• Microsoft SQL Server support.
• Linux or Ubuntu administration.
• VMware-to-Proxmox migration experience.
• Server monitoring tools.
• SIEM, EDR/XDR, and vulnerability management experience.
• Firewall and VPN knowledge.
• Experience in a SOC 2 or security-controlled environment.