Chandrashekar K

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

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