Active Directory Architect

Job Description

Job description Company Description

Exp: 13-17yrs

Location:

SIPCOT IT Park Navalur, Siruseri, Tamil Nadu 603103

Shift Timing:

Monday to Friday

11 AM to 8 PM IST

EIL Global Pty Ltd. is a leading global information and communications technology provider with a proven track record in Managed Services and Professional Services. The company specializes in Network Infrastructure Management Services, including Voice, Data, and Video solutions, as well as IT Infrastructure Services like End User Computing, Applications, Storage, and Virtualization. With offices across Australia, India, the United Kingdom, the United States, and Singapore, EIL Global offers comprehensive services such as designing, implementing, and managing integrated networking solutions, proactive network monitoring, and expertise in NOC and SOC services. The company is committed to delivering innovative and efficient IT solutions worldwide.

Role Description

Please share CV to sangeetha.s@eilglobal.com

This is a contract position for an Active Directory Architect based on-site in Chennai. The individual in this role will be responsible for designing, developing, and implementing Active Directory architectures and integration strategies. Key responsibilities also include architectural design, project management, and ongoing system optimization for Active Directory environments. The architect will collaborate with cross-functional teams to execute solutions aligned with organizational requirements and standards.

Qualifications

Strong expertise in Architecture and Architectural Design for directory services

Proficiency in Software Development and Integration of systems

Experience in Project Management, including planning, execution, and delivery

Ability to evaluate, design, and implement complex Active Directory environments

Strong problem-solving and troubleshooting skills

Collaborative mindset with excellent communication and organizational skills

Bachelors degree in Computer Science, Information Technology, or a related field

Previous experience in a similar role within the IT or networking domain is an added advantage

In-depth knowledge of NOC and SOC operations is a plus

Role Overview

The Active Directory Architect is responsible for designing, governing, and transforming enterprise Active Directory and identity environments. The role requires deep expertise in AD architecture, security, migrations, hybrid identity, and integration with Microsoft 365 and Azure, ensuring scalable, secure, and compliant identity services.

Key Responsibilities

Architecture & Design

Own the endtoend Active Directory architecture, including forest/domain design, trust models, OU structure, and tiered administration (Tier 0/1/2).

Design targetstate AD and hybrid identity architectures aligned with security and business requirements.

Define standards, design principles, and best practices for AD and identity services.

Active Directory Transformation & Migration

Lead AD consolidation, migration, and upgrade initiatives (e.g., crossforest, domain consolidation, legacy upgrades).

Plan and execute POCs, pilots, phased rollouts, cutover, and rollback strategies.

Identify and manage application and service dependencies during migrations.

Identity & Security

Implement AD security hardening, privileged access models, and delegation strategies.

Design and govern authentication and authorization models, including MFA, Conditional Access, and PIM.

Ensure compliance with enterprise security policies, ISMS, and regulatory requirements.

Perform risk assessments and provide mitigation plans for identityrelated changes.

Hybrid Identity & Cloud Integration

Design and manage hybrid identity with Entra ID (Azure AD), including sync, identity flows, and coexistence.

Support integration with Microsoft 365 workloads (Exchange Online, Teams, SharePoint).

Align AD strategy with modern workplace and cloud adoption initiatives.

GPO, Endpoint & Platform Integration

Design and optimize Group Policy (GPO) structures and standards.

Manage GPO vs Intune / MDM coexistence and transition strategies.

Ensure compatibility with Windows Autopilot, Windows Hello for Business, and endpoint hardening.

Governance & Stakeholder Management

Act as technical authority for ADrelated scope in SOWs, Change Requests, and proposals.

Collaborate with customer architects, security teams, Microsoft, and thirdparty vendors.

Provide clear communication on risks, decisions, and progress to senior stakeholders.

Documentation & Knowledge Transfer

Produce and maintain architecture diagrams, design documents, migration plans, and SOPs.

Ensure auditready documentation and traceability.

Lead knowledge transfer (KT) to operations and support teams.

Required Skills & Experience

Technical Skills

12+ years of experience in Active Directory and Identity Management

Strong handson expertise with:

Active Directory (AD DS, AD LDS)

ADFS, Azure AD / Entra ID

Windows Server (20122022/2025)

Exchange (OnPrem & Hybrid)

GPO, DNS, DHCP, PKI

Experience with PowerShell automation

Exposure to System Center tools (SCOM, SCCM) is an advantage

Experience & Competencies

Proven experience leading largescale AD transformations

Strong understanding of enterprise security and compliance

Excellent analytical, documentation, and design skills

Ability to work in multistakeholder, global environments

Strong communication and leadership capabilities