Job Title: Sr Server Engineer Job Description We are looking for a Senior Active Directory Engineer to join our global infrastructure team. This role is central to managing and securing the organization's identity services across a complex enterprise environment. You will be responsible for designing, operating, and securing Active Directory, Group Policies, DNS, Certificate Services, and directory integrations with hybrid/cloud systems like Azure AD. You will also support automation, standardization, and the stability of our Windows Server ecosystem. **Active Directory & Identity Management** + Design, manage, and support complex multi-domain/multi-forest **Active Directory** environments. + Maintain and optimize **Group Policy Objects (GPO)** to enforce security and configuration standards. + Operate and secure **DNS** , **DHCP** , and **Certificate Services (PKI)** . + Implement and monitor domain trusts, replication, and OU structure across global regions. + Manage **AD-integrated services** and applications (LDAP, Kerberos, SSO, etc.). + Perform regular AD health checks, audits, and remediation tasks. + Integrate and support **hybrid identity models** involving **Azure AD** , **Entra ID** , and **M365** . **Security & Compliance** + Apply security baselines (CIS, Microsoft STIGs) to harden domain controllers and related services. + Support privileged access management and role-based access controls within AD. + Collaborate with security and compliance teams to meet audit and regulatory requirements. **Windows Server Infrastructure Support** + Support domain controllers running **Windows Server 2016/2019/2022** . + Participate in server patching, lifecycle management, and incident response. + Contribute to performance tuning and troubleshooting related to AD services. **Automation & Scripting** + Develop **PowerShell** scripts to automate AD tasks such as user provisioning, OU management, and reporting. + Use tools like **DSC** , **SCCM** , or **Ansible** for configuration consistency where applicable. + Maintain scripts in version-controlled repositories and follow scripting best practices. **Projects & Operational Excellence** + Lead or support AD migration, consolidation, and upgrade initiatives. + Provide 3rd-level escalation for directory-related incidents and change requests. + Document architecture, configuration, and standard operating procedures (SOPs). **Required Skills & Experience** + Bachelor’s degree in Computer Science, Information Systems, or equivalent experience. + 12+ years of hands-on experience with **Active Directory administration** in enterprise environments. + Deep expertise in **GPOs** , **OU design** , **domain trusts** , **replication** , **FSMO roles** , and **AD health** . + Strong experience with **PKI** , **DNS** , and **DHCP** in Microsoft ecosystems. + Excellent **PowerShell scripting** for AD automation. + Solid understanding of identity integrations with **Azure AD** , **M365** , **SSO** , and **federated services** . + Experience supporting domain controller security and monitoring (event logs, SIEM integrations). Location: IND Bangalore - 10th Floor Phase IV Building MFAR Manyata Tech Park Nagawara Main Road Language Requirements: Time Type: Full time **If you are a California resident, by submitting your information, you acknowledge that you have read and have access to the Job Applicant Privacy Notice for California Residents (https://www.concentrix.com/resource/job-applicant-privacy-notice-for-california-residents/)**