Chandrashekar K
Infrastructure Engineering – Windows Servers & Hybrid Identity Management
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About
Experienced IT Infrastructure Engineer with expertise in Windows Server Infrastructure, Active Directory, Azure Entra ID, Microsoft 365, VMware, SCCM, and Azure Cloud Administration. Skilled in identity management, PKI/ADCS, vulnerability remediation, patch management and hybrid cloud environments. Experienced in designing, managing the enterprise-scale infrastructure and security initiatives, with ongoing exposure to modern technologies including CyberArk-PAM, Microsoft Intune, Zero Trust Security
Experience
Advanced Specialist Infrastructure Engineering - Celanese Chemicals
(2025-02 - 2026-02)
Managing Hybrid directory services related to Microsoft On-prem/Azure Entra ID Administration
- Managing Windows Core Infrastructure Servers (AD, DNS, DHCP), Active Directory (Server 2016/2019), Azure Entra id management
- Managing end to end Active Directory, DNS services and Active Directory security hardening to secure the AD Infrastructure
- Managing Group Policies, Sites and Services, Share & File Level Permissions, Handling AD Replication issues
- Monitoring On-prem AD synchronization to Azure Entra id and provide the necessary support from Azure Entra id Tenant
- Regular Health checks on Active directory/Azure Entra to keep the domain services up and running
- Registering the Enterprise Applications, enabling the SSO capabilities / Registering the application in Azure Entra id working with various stake holders and assisting them as needed (setting up the API permissions etc.)
- Managing Azure Entra conditional access policies, MFA, whitelisting IP subnets
- Managing the Azure Entra roles, assignment to respective teams based on their job duties at tenant scope (Subscription, resource level, resource group and management group level)
- Assigning RBAC Roles, Entra roles using the PIM (Privileged Identity Management) – Groups/User level
- Assisting various functional teams (Windows/SAP/Network/Firewall/Wireless etc) related to domain services setting up the SPN, LDAP configuration and various access requirements
- Managing the NetIQ DRA & CyberArk Privileged access management (PAM)
- NetIQ DRA services integration with on Prem directory service and Azure Entra directory services
- Working on various roles assignment to manage the identities from NetIQ DRA portal & Console
- High level understanding of CyberArk PAM services with the integrated services and assisting the respective support team for the necessary requirements and handling issues
- Involved in Planning and executing operational and project responsibilities
- Monthly Patching & Vulnerability Management compliance tasks to secure the Domain controllers
- Ensuring domain services are up and running and participating in MI calls to assist for any sort of technical involvement required from directory services requirement
- Actively involved in migration of domain controllers from VMware to Hyper-V Environment to ensure the domain controllers are healthy post the migration
Windows Technical Lead - Micron Technologies
(2019-02 - 2025-02)
Worked as a Windows Technical Lead responsibility managing the Windows/VMWare Infrastructure environment
