Senior Windows Server Administrator

CMS It Services; Dadri; On-site; INR 1,200,000 - 1,700,000; Full time

Job summary

CMS It Services seeks an experienced Windows Administrator for Noida location to lead AD governance, Windows Server management, and endpoint patching. You will manage AD, ADFS, GPOs, and LDAP integrations, ensure security hardening, and oversee Exchange/Google Workspace environments.

The role requires 8–12 years in enterprise IT, strong incident/change management skills, and hands-on experience with ManageEngine tools and ITIL processes.

Qualifications

• 8-12 years of IT experience for a Windows Administrator role.
• Proficient in Active Directory, LDAP, ADFS and GPOs for large enterprise environments.
• Strong knowledge of Windows Server 2019/2022, security hardening, and incident management.

Responsibilities

• Lead AD administration, governance, and optimization across enterprise environments (Windows 2022).
• Manage AD Domain Controllers: installation, promotion, demotion, replication, and DR.
• Monitor and troubleshoot AD replication and authentication issues.
• Perform AD Schema updates and LDAP integrations with enterprise apps.
• Administer ADFS for SSO and manage certificates.
• Oversee Windows Server administration, GPOs, hardening, and vulnerability remediation.
• Lead patch management using ManageEngine Endpoint Central and ensure timely security updates.
• Administer Exchange and Google Workspace mail systems; manage mailboxes and groups.
• Oversee MDM with Google Workspace and enforce device security policies.
• Manage incidents, changes, and service requests via ManageEngine ITSM; perform RCA and continuous improvement.
• Develop and maintain SOPs, architecture diagrams, and deployment guides.

Skills

Active Directory

LDAP Integration

ADFS

Group Policy (GPO)

DNS / DHCP

DFS & File Server Management

Windows Server 2019 / 2022

Google Workspace

ManageEngine Endpoint Central

ManageEngine Site24x7

ManageEngine ITSM

ITIL Incident, Change, and Service Mgm

Windows Security Hardening

Vulnerability Assessment & Remediation

Certificate Management

Authentication & Identity Management

Tools

ManageEngine Endpoint Central

ManageEngine ITSM

ManageEngine Site24x7

Job description

Windows Administrator Information Technology (IT)

Experience : 8-12 Years

Location : Sec-125, Noida

Immediate joiners only

Key Responsibilities-

Active Directory & Identity Management-

• Lead the administration, governance, and optimization of Microsoft Active Directory across enterprise environments. (windows 2022)
• Manage Active Directory Domain Controllers, including installation, promotion, demotion, and migration, replication, and disaster recovery.
• Monitor, troubleshoot, and resolve Active Directory replication and authentication issues.
• Perform Active Directory Schema updates to support infrastructure enhancements and enterprise application integrations.
• Design, implement, and support LDAP integrations between Active Directory and enterprise applications.
• Administer Active Directory Federation Services (ADFS) for Single Sign-On (SSO), including configuration, certificate lifecycle management, and application integration.
• Iraje PAM access management.

Windows Server Administration-

• Administer and maintain Windows Server environments across physical and virtual infrastructures.
• Configure and manage enterprise Group Policy Objects (GPOs) to enforce security, compliance, and endpoint configuration standards.
• Perform Windows server hardening, vulnerability remediation, and security compliance activities.

Patch & Endpoint Management-

• Lead enterprise patch management using Manage Engine Endpoint Central.
• Ensure timely deployment of security updates and vulnerability remediation across Windows environments.

E-Mail, Messaging & Collaboration-

• Administer Microsoft Exchange and Google Workspace environments.
• Manage mailboxes, distribution groups, backup, and restoration.
• Troubleshoot email delivery, authentication, and messaging infrastructure issues.

Mobile Device Management-

• Manage enterprise Mobile Device Management (MDM) solutions using Google Workspace.
• Enforce device security policies, compliance standards, and enterprise mobility management.

Incident, Change & Service Management-

• Manage incidents and service requests through ManageEngine ITSM while ensuring SLA compliance and adherence to ITIL best practices.
• Perform Root Cause Analysis (RCA) for critical infrastructure incidents and implement preventive measures.
• Participate in change management processes, ensuring minimal business disruption during infrastructure changes.

Documentation-

• Develop and maintain technical documentation, standard operating procedures (SOPs), architecture diagrams, and deployment guides.
• Ensure infrastructure governance, security compliance, operational standards, and continuous service improvement.

Required Skills & Technical Expertise-

Core Technologies-

• Microsoft Active Directory
• LDAP Integration
• Active Directory Federation Services (ADFS)
• Group Policy (GPO)
• DNS, DHCP
• DFS & File Server Management
• Windows Server 2019 /2022
• Google Workspace
• ManageEngine Endpoint Central
• ManageEngine Site24*7
• ManageEngine ITSM
• ITIL Incident, Problem, Change, and Service Management
• Windows Security Hardening
• Vulnerability Assessment & Remediation
• Certificate Management
• Authentication & Identity Management

Key Competencies-

• Strong troubleshooting and analytical skills.
• Excellent problem solving and Root Cause Analysis capabilities.
• Ability to work under pressure in mission-critical production environments.
• Strong communication and stakeholder management skills.
• Commitment to security, compliance, and operational excellence.

Thanks and Regards

Salma Saifi