Active directory

Infosys; Bengaluru; On-site; INR 1,000,000 - 1,500,000; Full time

Job summary

Infosys is seeking an experienced Active Directory Administrator in Bengaluru, India. The role involves designing and maintaining AD infrastructure, managing Group Policies, and integrating on-prem AD with Azure AD. Candidates should have 7+ years of hands-on experience and strong troubleshooting skills.

This position requires technical leadership, scripting for automation, and collaboration with security teams to ensure compliance. Infosys offers a dynamic work environment with opportunities for training and development.

Qualifications

• 7+ years of experience with Active Directory administration & architecture.
• Strong expertise in multi-domain/multi-forest AD environments.
• Proficiency in Group Policies, OU design, and access control.

Responsibilities

• Design and maintain Active Directory infrastructure across multi-domain environments.
• Lead migration and modernization projects for AD and Azure AD.
• Troubleshoot complex AD issues like replication failures and authentication problems.

Skills

Active Directory administration

Azure AD

Group Policy

PowerShell scripting

Troubleshooting skills

Job description

Qualifications

7+ years of hands‑on experience with Active Directory administration & architecture Strong expertise in multi-domain/multi-forest AD environments Experience with Azure AD, hybrid identity, and ADFS/LDAP/Kerberos/SAML Proficiency in Group Policies (GPO), OU design, and access control Solid troubleshooting skills for replication, authentication & DNS issues Strong knowledge of Windows Server (2012/2016/2019/2022) Experience with DNS, DHCP, DFS, Certificate Services PowerShell scripting for automation and reporting.

Responsibilities

• Design, implement, and maintain Active Directory infrastructure across multi-domain and multi-forest environments.
• Lead migration, consolidation, and modernization projects involving Active Directory and Azure Active Directory.
• Manage and optimize Group Policies, Organizational Units (OUs), permissions, and access controls.
• Troubleshoot and resolve complex AD issues such as replication failures, authentication problems, DNS‑related issues, and performance bottlenecks.
• Integrate on‑prem AD with Azure AD, Office 365, and various third‑party identity providers.
• Implement and maintain identity security best practices, including auditing, privileged access management, RBAC, and hardening controls.
• Work closely with security teams to ensure identity governance, compliance, and alignment with regulatory standards.
• Automate routine identity and infrastructure tasks using PowerShell scripting and other automation frameworks.
• Monitor, analyze, and improve the performance and health of AD, ADFS, and related identity components.
• Support and manage DNS, DHCP, DFS, Certificate Services and other Windows Server roles.
• Contribute to and maintain documentation including architecture diagrams, standard operating procedures, and troubleshooting guides.
• Provide technical leadership, training, and mentoring to junior team members.
• Participate in incident response and root cause analysis for identity‑related issues.
• Ensure reliable operation of SSO, MFA, and identity lifecycle management processes.