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Active Directory Engineer – Walk‑In Interview – Kolkata

Tata Consultancy Services · Calcutta

Senior 🇬🇧 English
Active Directory Azure AD LDAP Group Policy DNS Kerberos Windows Authentication OAuth 2.0 OpenID Connect SAML ADFS Certificate Services NPS DHCP

Job description

About the role

We are looking for an experienced Active Directory Engineer to join our team in Kolkata. This is a walk‑in opportunity for candidates with 6‑10 years of hands‑on experience in AD and Azure AD who can design, implement, and maintain complex identity infrastructures.

Key responsibilities

  • Design, deploy and manage Active Directory and Azure AD (Entra ID) environments.
  • Architect and implement Group Policy, AD‑integrated DNS, and multi‑domain integrations.
  • Plan and execute migrations to Server 2019 Domain Functional Level and other AD upgrades.
  • Create and maintain AD documentation and automation scripts.
  • Monitor server uptime and component health using SCOM agents.
  • Provide hardware management and technical feasibility studies for Azure migrations.
  • Build technical and security architecture in Azure for new workloads.
  • Lead compliance assessments and migration approaches (lift‑and‑shift or green‑field).

Required profile

  • 6‑10 years of experience with Active Directory, Azure AD, and related services.
  • Deep knowledge of AD architecture, LDAP, directory replication, schema changes, and security.
  • Proven experience in AD migrations, domain integrations, and Group Policy design.
  • Strong troubleshooting skills for DNS, Kerberos, Windows Authentication, and Single Sign‑On technologies.
  • Experience with Azure AD Connect, ADFS, Certificate Services, and SCOM monitoring.
  • Ability to work onsite and collaborate with project teams for smooth production roll‑outs.

Required skills

  • Active Directory
  • Azure AD (Entra ID)
  • LDAP
  • Group Policy
  • DNS, Kerberos, Windows Authentication
  • OAuth 2.0, OpenID Connect, SAML
  • AD Connect, ADFS, Certificate Services
  • PowerShell scripting for AD automation
  • SCOM monitoring
  • NPS, DHCP
  • F5 Load Balancer
  • Azure migration and architecture

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Published 2 months ago

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Tata Consultancy Services

Calcutta