Senior System Admin Expert

Ingold Solutions; Dadri, Kolkata District, Pune District; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Ingold Solutions seeks an experienced Senior System Administrator to manage and support enterprise Microsoft infrastructures, with knowledge of Linux. The role emphasizes Windows Server administration, client Windows environment configuration, Hyper‑V virtualization, and Active Directory management.

You will maintain secure, scalable IT infrastructure while supporting end‑user computing across the organization, including AD/DNS/DHCP, GPOs, and cross‑team collaboration on upgrades and migrations.

Qualifications

• 5+ years of experience in Microsoft infrastructure configuration and administration.
• Bachelor's degree in IT/CS or related field.
• Strong expertise in Windows Server 2016/2019/2022 and Windows 10/11 administration.

Responsibilities

• Install, configure, and maintain Windows Server environments.
• Manage server roles, updates, performance tuning, and monitoring.
• Perform server patching, upgrades, and troubleshooting.
• Ensure server security, availability, and reliability.
• Configure and support client Windows environments across the organization.
• Deploy and manage Windows 10/11 systems and GPOs.
• Manage AD, DNS, DHCP, and Group Policies.
• Configure Hyper‑V infrastructure and VMs; monitor performance.
• Support VM backup, migration, and disaster recovery processes.
• Maintain documentation and adhere to IT standards.

Skills

Windows Server

Active Directory

Hyper-V

Linux

DNS & DHCP

Group Policy

Troubleshooting

Documentation

End-user support

Education

Bachelor's degree in IT/CS

Tools

GPOs

Job description

We are looking for an experienced Senior System Admin Expert to manage, configure, and support enterprise Microsoft infrastructure environments & has knowledge in Linux. The ideal candidate will have strong expertise in Windows Server administration, client Windows environment configuration, Hyper‑V virtualization, and Active Directory management.

This role involves maintaining secure, scalable, and high-performing IT infrastructure while supporting end-user computing environments across the organization.

Key Responsibilities

Windows Server Administration

• Install, configure, and maintain Windows Server environments.
• Manage server roles, updates, performance tuning, and system monitoring.
• Perform server patching, upgrades, and troubleshooting.
• Ensure server security, availability, and reliability.

Client Windows Environment Management

• Configure and support client Windows environments across the organization.
• Deploy and manage Windows 10/11 systems.
• Implement and maintain Group Policies (GPOs) for endpoint management.
• Support user profile management, domain joining, and endpoint security configurations.
• Troubleshoot workstation hardware, software, and connectivity issues.
• Client communication and documentation
• Prepares technical planning, server architecture, configuration standards, implementation steps.

Active Directory Administration

• Manage Active Directory, DNS, DHCP, and Group Policies.
• Create and maintain user accounts, permissions, and organizational units.
• Handle authentication, access control, and security policy implementation.
• Monitor and troubleshoot AD replication and login issues.

Hyper‑V Virtualization

• Configure and manage Hyper‑V infrastructure and virtual machines.
• Monitor virtualization performance and optimize resources.
• Support VM backup, migration, and disaster recovery processes.
• Maintain virtual networking and storage configurations.

Infrastructure & Security

• Implement backup and disaster recovery solutions.
• Monitor infrastructure health and security compliance.
• Maintain system documentation and configuration records.
• Ensure adherence to IT standards and best practices.

Technical Support & Collaboration

• Provide Level 2/Level 3 technical support for infrastructure-related issues.
• Collaborate with internal teams and external vendors.
• Participate in infrastructure upgrade and migration projects.
• Support continuous improvement of IT systems and processes.

Required Skills & Qualifications

• Bachelors degree in Information Technology, Computer Science, or related field.
• 5+ years of experience in Microsoft infrastructure configuration and administration.
• Strong expertise in Windows Server 2016/2019/2022.
• Experience with Windows 10/11 Administration.
• Strong knowledge of Active Directory & Group Policy.
• Hands‑on experience with Hyper‑V Virtualization.
• Knowledge in Linux
• Knowledge of DNS, DHCP, and file services.
• Experience in endpoint configuration and management.
• Strong troubleshooting and analytical skills.
• Good communication and documentation abilities.