About
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. This includes managing hybrid identity environments, troubleshooting replication and authentication issues, and implementing security and compliance controls.
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Key Responsibilities
- 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.
- Maintain multiple ADFS farms for internal and external applications.
- Manage relying party trusts, certificate rollover, and conditional access policies.
- Operate and maintain a 2-tier PKI; manage certificate templates and ensure CRL/CDP configurations.
- Support hybrid identity architecture with Azure AD Connect sync from On-Prem AD.
- Administer DNS zones, DHCP scope configurations, and ensure compliance with naming conventions.
- Configure and maintain auditing policies for AD changes and integrate with SIEM tools.
- Administer and support SSPR solutions for internal and external users.
Requirements
- 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.
Work Conditions
At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.
