The AD Administrator will be responsible for the day-to-day operations, maintenance, and support of enterprise identity services including Active Directory, ADFS, PKI, Microsoft Entra ID (Azure AD), DNS, DHCP, and associated monitoring and self-service tools. Key responsibilities include managing hybrid identity environments, troubleshooting replication and authentication issues, and implementing security and compliance controls.
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Key Responsibilities:
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Active Directory (On-Prem & Hybrid):
- Manage multi-domain AD forest including replication, OU delegation, GPO enforcement, and health checks.
- Perform daily operational tasks such as user/service account provisioning, password resets, and group management.
- Monitor AD health using ManageEngine AD Audit Plus, Splunk, and Dynatrace.
- Implement and maintain RBAC, MFA for privileged accounts, and CyberArk PAM integration.
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ADFS (Active Directory Federation Services):
- Maintain multiple ADFS farms for internal and external applications.
- Manage relying party trusts, certificate rollover, and conditional access policies.
- Coordinate with application and network teams for federation and high availability setup.
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PKI (Public Key Infrastructure):
- Operate and maintain a 2-tier PKI.
- Manage certificate templates, auto-enrollment, and manual issuance for web servers and domain controllers.
- Ensure CRL/CDP configurations and Splunk-based monitoring are in place.
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Microsoft Entra ID (Azure AD):
- Support hybrid identity architecture with Azure AD Connect sync from On-Prem AD.
- Manage conditional access policies, licensing, and integration with cloud applications.
- Assist in certificate-based authentication (CBA) and governance activities.
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DNS & DHCP:
- Administer DNS zones, scavenging, and secure updates (DNSSEC).
- Manage DHCP scope configurations, reservations, and IP address management.
- Ensure compliance with naming conventions and subnet allocation policies.
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ManageEngine AD Audit Plus:
- Configure and maintain auditing policies for AD changes, logon events, and GPO modifications.
- Generate compliance reports and alerts for unauthorized access or privilege escalation.
- Integrate with SIEM tools for centralized monitoring.
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Self-Service Password Reset (SSPR):
- Administer and support SSPR solutions for internal and external users.
- Ensure secure enrollment, multi-factor authentication, and policy enforcement.
- Monitor usage and troubleshoot issues related to password reset workflows.
Mandatory Skills Description:
- Strong knowledge of Windows Server (2016/2019/2022), AD DS, ADFS, PKI, DNS, DHCP.
- Experience with hybrid identity solutions including Azure AD and Entra ID.
- Familiarity with tools: ManageEngine AD Audit Plus, CyberArk, Splunk, Dynatrace.
- Scripting skills (PowerShell) for automation and reporting.
- Understanding of ITSM processes, incident/change/problem management.
Qualifications:
- Bachelor’s degree in computer science, Information Technology, or related field.
- Certifications preferred: Microsoft Certified: Azure Administrator Associate (AZ-104), AD DS, PKI, ADFS, DNS/DHCP.
- Minimum 5 years of experience in enterprise AD administration.
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