Yogeshwaran R Email & Phone Number

Chennai, Tamil Nadu, India

• Manage domain and trust configurations with LDAP/LDAPS.• Apply AD security best practices and configure Group Policy to optimize security and access controls.• Develop and implement AD disaster recovery solutions.• Automate tasks with custom PowerShell scripts, boosting operational efficiency by 30%.• Support and optimize Azure AD Connect and resolve sync issues for high availability.• Renew certificates for AWS ALB and IIS to ensure secure connections.• Configure and manage Entra ID MFA, SSPR, and Conditional Access Policies.• Design and execute OS upgrades and application migrations.• Architect and integrate on-premises AD with Entra ID (Azure AD) for seamless hybrid identity management.• Formulate HLD and LLD documents for AD domain preparation and Azure AD integration.• Orchestrate Azure AD Connect and configure Staging mode for high availability.

Chennai, Tamil Nadu, India

• Implemented RBAC to manage user permissions and secure access.• Deployed Azure AD B2B/B2C solutions for secure collaboration and customer access.• Configured DNS zones, including aging and scavenging.• Set up Domain Controllers, Sites, Site Links, and Subnets to enhance AD structure and network performance.• Configured and managed AD trusts across multiple forests for resource sharing.• Conducted risk management to identify and mitigate security threats.• Managed Private Key Infrastructure: certificate revocation, CSR, and CRL.• Resolved AD replication issues for consistent directory data.• Configured GPOs and implemented server hardening for enhanced security.• Managed patches through WSUS to ensure system security and compliance.• Utilized PTA, PHA, Entra AD Connect, and MFA for secure user access.• Managed Azure AD App Registrations, including SAML and OAuth for secure app integration.• Configured and managed DHCP scopes and performed backups to ensure reliable IP address allocation and network stability.

Chennai, Tamil Nadu, India

• Configured NTP for accurate network time synchronization.• Administered Kerberos authentication to enhance security and facilitate seamless user access.• Optimized AWS EC2 instance creation and downgrades for efficient resource utilization.• Monitored AD health checks across a multi-forest environment to ensure stability.• Conducted AD auditing and hardening to improve security and compliance.• Troubleshot DNS resolution issues and DHCP lease problems in real time.• Streamlined ADMT migrations to consolidate and restructure Active Directory.

• Managed VM snapshots and templates to ensure efficient backup and deployment processes.• Troubleshot server event logs and performed root cause analysis for server issues.• Administered FSMO roles to maintain the efficiency and reliability of Active Directory operations.• Established and enforced security baselines to enhance system security and ensure compliance.• Executed server commissioning and decommissioning to manage and refresh infrastructure

Chennai, Tamil Nadu, India

Using the process handler application to troubleshoot the FTP issues.•Install and configure the VMware ESX and ESXi Servers.•Publish the application through XenApp.•Managing the Squid proxy server.•Collect the KPI values and prepare the report on a weekly basis.

Chennai, Tamil Nadu, India

Managed and assigned the RSA tokens to users.•Created and performed the change request using MAXIMO tool.•The managed user account on various role-based applications•User account migration from one domain to another using ADMT tool.•Worked on incidents, service & change request and ensure the support level adhere to the SLA

Software distribution through SCCM server across all the desktops.•Monitored the clients for latest virus definition through McAfee ePolicy Orchestrator.•Monitored all servers and network devices using Whatsupgold tool and SCOM.•Added, deleted and modified user account/groups information, resetting passwords.•Coordinator for BCP (Business Continuity Process) activities during disaster recovery.

Master Of Computer Applications - Mca, Computer Science

Bachelor'S Degree, Computer Science

Activities and Societies: NSS