Infogain looking for Infrastructure Support Engineer

: Infrastructure Support Engineer (Senior)

Location: Noida, India
Posted on: October 10, 2025

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Infogain is seeking an experienced Active Directory Expert to join our team. As an Active Directory Expert, you will be responsible for designing, implementing, and maintaining Active Directory and Azure Active Directory (AAD) solutions for our clients. You will work closely with the project team and clients to understand business requirements, translate them into technical requirements, and deliver robust AD/AAD solutions that meet the client's needs.

• Windows 2016/2019 Active Directory working knowledge.
• Design, implement and maintain Active Directory and AAD solutions for our clients.
• Sound knowledge of MS security hotfixes, capable to perform an upgrade of Active Directory environment, apply change management process.
• Manage the system properties, system policies and services on active directory top level domain structure and to delegate control/administration on active directory lower-level domain structure.
• PowerShell Scripting to Modify AD Attributes, Group Policy Analysis, GPO Configuration & Item-Level Targeting.
• Managing / Performing / Troubleshooting schema updates.
• Management of Active Directory domain controller FSMO roles.
• Managing / Performing / Troubleshooting of Group policy objects (GPO).
• Add, remove and configure Active Directory sites, sitelinks and subnets.
• Strong experience and understanding to Implement, Manage and troubleshoot DHCP servers.
• Managing / Performing / Troubleshooting File Replication service (FRS).
• Diagnose and resolve problems associated with the Directory Replication service.
• Configure and manage the AD DNS services.
• Manage Trust relationships.
• Configure and manage the Directory Replication service.
• Strong understanding of AD Disaster recovery.
• Ensure the overall security of the Active Directory domain.
• Register global applications and SSO in AAD.
• Configure AAD security features, such as Multi-Factor Authentication (MFA), Conditional Access, and Identity Protection.
• Capable to plan and execute AAD migration projects from on-premises Active Directory or other Identity Providers to Azure AD.
• Provide expertise in integrating AAD with other Microsoft and third-party applications and services, such as Microsoft 365, Azure, and Salesforce, etc.
• Create and maintain technical documentation for AAD solutions and architectures.
• Provide training and support to administrators on AAD functionalities and best practices.
• Stay up to date with the latest AAD features, security updates, and compliance requirements.
• Conducting root cause analysis as applicable.
• Perform Problem Management.
• Analyze current Active Directory environment to identify both technical and operational challenges and develop solutions for improvement.
• Should have a good understanding of Identity and Access Management platform framework and functions.
• Should have very good knowledge on User Access Management Process, Auditing and Reporting.
• Should have very good hands-on experience to add/remove/modify ACL, advance ACL, change ownership on File and Folder NTFS Permission on local, network file servers, DFS.

• Bachelors or Masters degree in Computer Science or a related field.
• At least 5 years of experience in designing, implementing, and maintaining Active Directory & AAD solutions for enterprise clients.
• Deep understanding of Active Directory functionalities such as site and services, Domain Trust, AD replication, DNS, and Group Policies. AD upgradation and Migration, Patching of Domain controllers, etc.
• Deep understanding of Azure Active Directory functionalities, such as Azure AD Connect, Azure AD Domain Services, and Azure AD B2B/B2C.
• Strong expertise in AAD security features, such as MFA, Conditional Access, Identity Protection, and Azure AD Privileged Identity Management.
• Experience in AAD migration projects from on-premises Active Directory or other Identity Providers to Azure AD.
• Knowledge of integrating AAD with other Microsoft and third-party applications and services, such as Microsoft 365, Azure, and Salesforce.
• Good understanding of cloud security concepts and compliance standards, such as SOC, ISO, and GDPR.
• Excellent communication and interpersonal skills, with the ability to work effectively in a team environment.
• Microsoft certifications in Azure Active Directory and related technologies are a plus.

• Good interpersonal and organizational skills, ability to handle multiple projects.
• Flexibility to work in shifts.
• Good communication skills written and verbal.
• Good understanding and working knowledge of Hybrid joined devices and Intune based management.

8-11 Years

• Primary Skill: Infrastructure Support
• Sub Skill(s): Infrastructure Support
• Additional Skill(s): Azure AD, Active Directory, Infrastructure Support, Infrastructure Support L1, Managed Services-L1 Support

Infogain is a human-centered digital platform and software engineering company based out of Silicon Valley. We engineer business outcomes for Fortune 500 companies and digital natives in the technology, healthcare, insurance, travel, telecom, and retail & CPG industries using technologies such as cloud, microservices, automation, IoT, and artificial intelligence. We accelerate experience-led transformation in the delivery of digital platforms. Infogain is also a Microsoft (NASDAQ: MSFT) Gold Partner and Azure Expert Managed Services Provider (MSP).

Infogain, an Apax Funds portfolio company, has offices in California, Washington, Texas, the UK, the UAE, and Singapore, with delivery centers in Seattle, Houston, Austin, Krakw, Noida, Gurgaon, Mumbai, Pune, and Bengaluru.