Windows System Administrator

Immediate Joiner

Job Summary

We are seeking a skilled Windows System Administrator to join our IT team. The ideal candidate will be responsible for managing, configuring, and maintaining Windows-based systems, servers, and cloud environments to ensure stability, security, and performance. This role involves administering on-premises infrastructure (Windows Server, Active Directory, Exchange) and cloud platforms (Microsoft Azure, Microsoft 365), implementing security measures like MFA/2FA, and supporting virtualization technologies (VMware, Hyper-V). The candidate will collaborate with cross-functional teams to deliver robust IT solutions that align with organizational goals.

Key Responsibilities

System Administration:

• Install, configure, and maintain Windows Server environments (2016/2019/2022), including Active Directory Domain Services (AD DS), DNS, DHCP, and Group Policy.
• Manage Microsoft Exchange Server (on-premises/hybrid) or Exchange Online for email and collaboration services.
• Monitor system performance, troubleshoot issues, and ensure high availability using tools like Windows Admin Center and PowerShell.

Cloud Management:

• Administer Microsoft Azure environments, including virtual machines, networking, storage, and Azure Active Directory (Entra ID).
• Implement and manage Microsoft 365 services, including user management, licensing, and security configurations.
• Deploy and maintain hybrid cloud solutions using Azure Arc and Azure AD Connect for seamless identity synchronization.

Virtualization:

• Manage VMware vSphere environments, including ESXi hosts, vCenter, and virtual machine deployments.
• Configure and maintain Hyper-V virtual machines, ensuring optimal performance and resource allocation.

Security & Compliance:

• Implement and manage Multi-Factor Authentication (MFA) and Two-Factor Authentication (2FA) across on-premises and cloud platforms.
• Enforce security policies, patch management, and compliance using Microsoft Defender for Cloud and Azure Policy.
• Perform regular security audits and respond to incidents to mitigate risks.

Automation & Scripting:

• Develop and maintain PowerShell scripts to automate routine tasks, such as user provisioning, system monitoring, and backup processes.
• Utilize automation tools to streamline infrastructure management and improve operational efficiency.

Documentation & Collaboration:

• Create and maintain detailed system documentation, including configurations, troubleshooting guides, and disaster recovery plans.
• Collaborate with network engineers, security administrators, and Microsoft 365 administrators to support enterprise-wide initiatives.

Support & Troubleshooting:

• Provide Tier 2/3 support for Windows-based systems, resolving complex technical issues related to servers, desktops, and network devices.
• Ensure minimal downtime by implementing high-availability solutions like Windows Failover Clustering.

Qualifications

Education: Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent work experience).

Experience: Minimum of 5-7 years of experience managing Windows Server environments and related technologies.

• Proven expertise in Microsoft Exchange, VMware vSphere, and Hyper-V virtualization.
• Hands-on experience with Microsoft Azure and Microsoft 365 administration.
• Familiarity with hybrid infrastructure and cloud integration (e.g., Azure AD Connect, Azure Arc).

Certifications (Preferred):

• Microsoft Certified: Azure Administrator Associate (AZ-104).
• Microsoft 365 Certified: Enterprise Administrator Expert or Endpoint Administrator Associate.
• VMware Certified Professional – Data Center Virtualization (VCP-DCV).
• Legacy certifications like MCSE: Core Infrastructure or MCP are a plus.

Technical Skills:

• Deep expertise in Active Directory, DNS, DHCP, and Group Policy management.
• Proficiency in PowerShell scripting and automation.
• Strong understanding of networking protocols (TCP/IP, VPNs, firewalls) and security best practices.
• Experience with backup solutions, disaster recovery planning, and system monitoring tools (e.g., SCCM, SCOM).

Soft Skills:

• Excellent problem-solving skills and attention to detail.
• Strong communication skills to collaborate with technical and non-technical stakeholders.
• Ability to work independently and as part of a team in a fast-paced environment.

Preferred Qualifications

• Experience with advanced Active Directory features, such as FSMO roles or AD Federation Services (AD FS).
• Knowledge of Microsoft Intune for endpoint management.
• Familiarity with other cloud platforms (e.g., AWS) or configuration management tools (e.g., Ansible).
• Experience leading infrastructure projects or mentoring junior administrators.