Senior System Admin

Consolidated Analytics, Inc.; Chennai District; On-site; INR 600,000 - 1,100,000; Full time

Job summary

Consolidated Analytics, Inc. in Chennai seeks a Level 2 Windows Administrator to manage Windows Server environments, Active Directory, virtualization, and enterprise infrastructure. You’ll provide advanced technical support and ensure the availability, security, and performance of Windows-based systems.

The role covers server administration, AD, VMware, Azure, backup, security, monitoring, and incident response with focus on minimal downtime and thorough documentation.

Qualifications

• Experience managing Windows Server environments and Active Directory.
• Strong knowledge of virtualization (VMware vSphere/ESXi) and cloud basics.
• Proficient in PowerShell scripting and IT security basics.
• Familiarity with backup/recovery tools (Veeam) and monitoring suites.
• Understanding of networking concepts (TCP/IP, VPN, firewalls).
• Experience in production environments with documentation habits.

Responsibilities

• Install, configure, maintain, and troubleshoot Windows Server environments.
• Administer AD, DNS, DHCP, and GPO; manage user accounts and groups.
• Manage VMware vSphere/ESXi and Azure VMs; monitor performance.
• Implement security best practices and patch management; assist audits.
• Monitor backups; perform restore tests and DR planning.
• Analyze logs, troubleshoot incidents, and resolve escalations.
• Maintain documentation, SOPs, and infrastructure reports.

Skills

Windows Server Administration

Active Directory Administration

VMware vSphere/ESXi administration

PowerShell scripting

Microsoft 365 and Entra ID

Networking concepts

Monitoring tools (SolarWinds/PRTG)

Education

Bachelor’s degree in Computer Science / IT

Microsoft certifications is good to have

Microsoft Certified: Windows Server Hybrid Administrator Associate

Tools

SolarWinds

PRTG

Veeam

Azure

Job description

Job Description – Windows Administrator (Level 2)

Department: IT Infrastructure

Experience: 4 – 6 Years

Work Mode: Work from Office

Job Summary

The Level 2 Windows Administrator is responsible for managing, maintaining, and supporting Microsoft Windows Server environments, Active Directory services, virtualization platforms, and enterprise infrastructure. The role provides advanced technical support, performs system administration tasks, troubleshoots complex issues, and ensures the availability, security, and performance of Windows-based systems.

Key Responsibilities

Windows Server Administration

• Install, configure, maintain, and troubleshoot Windows Server 2016/2019/2022 /2025 environments.
• Monitor server performance and health system.
• Perform server patching, upgrades, and maintenance activities.
• Manage file servers, print servers, and application servers.

Active Directory Administration

• Administer Active Directory, Group Policy Objects (GPO), DNS, and DHCP.
• Create and manage user accounts, security groups, and organizational units.
• Troubleshoot authentication and access-related issues.
• Implement and maintain Group Policy standards.

Virtualization & Cloud Support

• Manage VMware vSphere/ESXi and virtual machines.
• Support Microsoft Azure virtual machines and cloud infrastructure.
• Monitor and optimize virtual environment performance.

Security & Compliance

• Implement security best practices and hardening standards.
• Support endpoint security tools such as Microsoft Defender and EDR solutions.
• Perform vulnerability remediation and security patch management.
• Assist with audit requests and compliance requirements (ISO 27001, SOC, etc.).

Backup & Disaster Recovery

• Monitor and maintain backup solutions (Veeam or equivalent).
• Conduct backup validation and restoration testing.
• Support disaster recovery planning and execution.

Monitoring & Troubleshooting

• Analyze system logs and troubleshoot server, storage, and network-related issues.
• Resolve escalated incidents from Level 1 support teams.
• Participate in root cause analysis and problem management activities.

Documentation & Reporting

• Maintain system documentation, SOPs, and knowledge base articles.
• Document infrastructure changes and operational procedures.
• Provide periodic infrastructure health and performance reports.

Required Skills

• Strong experience with Windows Server Administration.
• Active Directory, DNS, DHCP, Group Policy Management.
• VMware vSphere/ESXi administration.
• PowerShell scripting.
• Backup solutions (Veeam preferred).
• Microsoft 365 and Entra ID administration.
• Understanding of networking concepts (TCP/IP, VPN, Firewalls, Load Balancers).
• Experience with monitoring tools such as SolarWinds, PRTG, or similar.

Preferred Qualifications

• Bachelor’s degree in computer science, Information Technology, or related field.
• Microsoft certifications is good to have
• Microsoft Certified: Windows Server Hybrid Administrator Associate

Soft Skills

• Strong analytical and troubleshooting skills.
• Excellent communication and documentation skills.
• Ability to work independently and within a team environment.
• Experience supporting production environments with minimal downtime.