Senthil Nagarajan Email & Phone Number

Hyderabad, In

Hyderabad, Telangana, India

Managed IT Security, Risk, and Compliance programs, policy development, disaster recovery, audits, and monitoring.Led Data Center and Network operations globally, overseeing vendor management, projects, and asset maintenance. Directed Service Desk activities, ensuring performance standards and user support excellence.Proficiency in troubleshooting, audits, user support, network design, data recovery, and security planning.Participated in 24/7 on-call rotations, covering evenings, weekends, holidays, and off-hours support.

Tiruchirappalli, Tamil Nadu, India

Windows Server & Infrastructure Management• Proficient in Windows Server administration, including advanced troubleshooting for versions 2012 to 2022.• Expertise in deploying and maintaining Windows Server 2012R2, Windows 8/10, and Core AD and Exchange services.Cloud & Azure Proficiency• Skilled in configuring and troubleshooting VMWare V-Center and creating VMware virtual machines.• Extensive experience in provisioning Windows Servers in Microsoft Azure and managing Azure web services.Active Directory & User Management• Managed user accounts in Windows Active Directory, handling onboarding and offboarding processes.• Utilized ManageEngine ServiceDesk for user support and server log analysis.Infrastructure Maintenance & Optimization• Developed and executed patching plans for Windows servers, including scheduled upgrades.• Monitored servers, web applications, and networking devices through ManageEngine OP Manager for optimal performance.• Proactively managed service development and server testing, resulting in increased efficiency.Office 365 & Collaboration Solutions• Demonstrated proficiency in Office 365 administration, email management, and PowerShell scripting.• Expertise in Active Directory, Exchange, OneDrive, Teams, and SharePoint Online.Unified Communication Leadership• Managed Skype for Business, Microsoft Teams, and Office 365 environments.• Designed and supported large-scale Skype for Business setups with enterprise voice.Cloud Administration & Automation (Azure)• Extensive experience in Azure Managed Services Operations, including Azure Active Directory.• Proficient in Azure services, automation, Azure Backups, and ASR.• Knowledgeable in cloud migrations, PowerShell scripting, and Azure monitoring.• Hands-on experience with Citrix XenApp/Virtual App and troubleshooting.• Proficiency in Citrix License Server, load balancing, and application streaming.• Knowledge of NetScaler configuration, GSLB, and load balancing.

Coimbatore, Tamil Nadu, India

• Installed, configured, and maintained a network of over 75 nodes running Windows 2003 Small Business Server (SBS).• Managed IBM eServer xSeries 226, HCL Infiniti 2700BD, and HP ProLiant ML110 servers.• Configured and maintained servers in an Active Directory environment.• Implemented group policies across multiple organizational units (OUs) to enhance security and manage user access.• Proficiently managed and configured Symantec Endpoint Protection for optimal system security.• Applied operating system updates, patches, and effectively resolved hardware and software issues.• Conducted regular system audits, documented findings, and ensured compliance with established standards.• Analyzed system logs to identify potential issues and proactively implemented necessary configuration changes.• Collaborated with vendors to address any service-related issues promptly and effectively. knowledge of NetScaler configuration, GSLB, and load balancing

Tiruchirappalli, Tamil Nadu, India

• Successfully installed, configured, and maintained a diverse network of 75+ nodes, client software, and established VPN connectivity.• Demonstrated expertise in installing, configuring, and maintaining Windows Server 2003 Standard Edition to ensure optimal performance and reliability.• Implemented and configured the D-Link DRO250i leased line router, enabling secure and efficient network communication.• Proficiently configured VoIP phone numbers on Cisco Linksys PAP2 adapters, facilitating smooth and reliable voice communication.• Diligently conducted server maintenance, scheduling, and monitoring, including comprehensive data backups from all network nodes to safeguard critical information.• Developed and executed a robust backup strategy, encompassing daily, weekly, and monthly backups, along with proficient management of internal archives, ensuring seamless availability as per user requirements.• Prioritized connectivity, LAN, and system functionality checks before commencing work, ensuring a stable and productive work environment.• Demonstrated a proactive approach by taking ownership of system and network-related issues, providing on-call troubleshooting support to swiftly resolve technical challenges

Mca, Computer Application

Bsc, Information Technology