Hire the Best Microsoft Windows Server Specialists
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🚀 **Top-Rated M365 & Technical Support Specialist | EBX & MDM Consultant | 10+ Years of IT Excellence** Hi there! I'm Rahul Kumar, a seasoned IT professional with over a decade of experience delivering top-tier technical support, MDM administration, and enterprise data management solutions. Whether you're a startup needing reliable M365 support or an enterprise migrating EBX platforms, I bring the skills and dedication to get the job done right. 🔧 **What I Bring to the Table:** - ✅ 98% client satisfaction as a **Microsoft M365 Consumer Support Ambassador** - ✅ Expertise in **EBX 5.9 to 6.2 migration**, API creation, and workflow optimization - ✅ Strong background in **Active Directory, ServiceNow, SCCM, and BizTalk** - ✅ Proven ability to manage **technical escalations, bug fixes, and change requests** - ✅ Hands-on experience with **Windows OS, O365, Exchange, and File Server Administration** 💡 I specialize in solving complex technical issues, streamlining operations, and ensuring seamless user experiences. My approach is proactive, collaborative, and always focused on adding value. Let’s connect if you’re looking for: - M365/Windows support with a personal touch - EBX or MDM consulting and migration - Reliable, long-term technical support for your business 📈 Let’s turn your tech challenges into success stories!

✅ ABOUT ME: I am a Professional Full Time Freelancer. I have 8+ years of experience working on Windows/Linux server administration, CICD Devops ,AWS, Azure, windows/Linux troubleshooting, HyperV, proxmox servers, DNS records mapping, IIS, Domains and DNS records management, active directory, web server, webhosting, databases administrations and Mail server implementations, administrations for the mail services MS Office365, Gsuite, Zimbara and postfix . ✅ WHY ME? • Full-time Professional – I work on Upwork as a full-time freelancer. I take every project seriously and I am highly professional. • Highly responsive – I’ll always get back to you in less than 02 hours. • 100% Client satisfaction – I provide revisions and modifications even after our contract ends. • I provide accurate solutions and just as important, I can guide you to future prospects and put your project on the right track. • Good communication skills – You will find me very friendly to talk to. ========================================= #Windows Servers - clients #Linux Server - clients #Web servers - IIS, Apache, XAMPP, Nginx and Tomcat #Database Servers - MSSQL, ORACLE, MYSQL, MongoDB #Webhosting tools- Plesk, cPanel and CWP #Cloud services providers - AWS, Azure, GCP, Digital Ocean, World stream, OVH Cloud, Hetzner and Hosting raja #Hosting providers - Hostinger, Bluehost, Namecheap, Godaddy, Bigrock and Hostgator #Active Directory - setup, users creation, Centralized Management, policy creation and enhanced Security #Troubleshooting - L1, L2 Tools used ============== Github, SVN IIS,Apache,Tomcat,Nginx , Apache Kafka and Wordpress SSH, RDP, VNC, Anydesk, Splashtop and screen connect Mobaxterm,Toad,SSMS and Workbench Plesk,WHM,Cpanel Active Directory, IAM Servicenow, Redmine, Microsoft Teams and Slack Previous Clients Feedback: 1- "Karthik was an exceptional Upworker to deal with. He was responsive, communicative, knowledgeable and proactive at solving my urgent technical issue (my businesses website was down for an unknown reason) and I wouldn't hesitate to recommend him to anyone else seeking an excellent technical support specialist. Thank you Karthik!" 2- "Karthik went above and beyond to progress with a very difficult issue in a very short period of time. He is kind, hard-working, and knowledgeable." 3- "I recently had the pleasure of working with "Karthik Raja" on installing PMB Software project, and I must say it was an outstanding experience from start to finish. I highly recommend "Karthik Raja" to anyone seeking top-notch freelancing services." 4- "he provides ideas to solve our problems he is a best gem have ever met. He focused only in customer satisfaction. no negative reviews." So why wait? Just invite me to your job on Upwork so we can discuss how to make your project a success. Let’s work together and get it done!! Thanks, Karthik

Azure Cloud & Microsoft 365 Administrator | Intune | Azure | VMware | Windows Server | Microsoft Security Microsoft Cloud Administrator with hands-on experience designing, deploying, and managing secure Microsoft Azure and Microsoft 365 environments. I specialize in Azure infrastructure, Microsoft Intune, Entra ID, Azure Virtual Desktop (AVD), Windows Server administration, virtualization, endpoint management, and Microsoft security solutions. I have practical experience implementing enterprise IT solutions, managing hybrid cloud environments, securing endpoints, automating administrative tasks, and providing reliable infrastructure support for businesses of all sizes. My Expertise • Microsoft Azure Administration (AZ-104) • Azure Network Engineering (AZ-700) • Microsoft Intune (MD-102) • Microsoft 365 Administration • Microsoft Entra ID (Azure AD) • Azure Virtual Desktop (AVD) • Windows Server Administration (2012/2016/2019/2022) • VMware vSphere & vCenter Administration • Microsoft Defender & Endpoint Security • Microsoft Purview & Data Loss Prevention (DLP) • Microsoft Applied Skills – SC-5002 (Secure Microsoft 365 Workloads) • Azure Virtual Machines, VNets, NSGs, VPN Gateway, Load Balancer • Azure Backup & Azure Site Recovery • Veeam Backup & Replication • Group Policy (GPO) • PowerShell Automation • Exchange Online, SharePoint Online, OneDrive & Microsoft Teams • DNS, DHCP, Active Directory • Linux Administration • Azure Monitoring & Log Analytics Projects I've Worked On Designed and managed Azure infrastructure for production environments. Configured secure Azure networking using VNets, NSGs, VPN Gateways, Private Endpoints, and Load Balancers. Deployed and managed Azure Virtual Desktop (AVD) environments. Implemented Microsoft Intune policies for device compliance, BitLocker, USB restrictions, screen capture prevention, application management, and endpoint security. Configured Microsoft Purview DLP policies to protect sensitive organizational data. Managed Microsoft Defender security policies and endpoint protection. Administered VMware virtual infrastructure and Windows Server environments. Managed Azure Backup, Azure Site Recovery, and Veeam Backup & Replication for disaster recovery. Automated administrative tasks using PowerShell to improve operational efficiency. Provided L2/L3 technical support, troubleshooting, monitoring, and infrastructure optimization. I focus on delivering secure, scalable, and reliable cloud solutions while following Microsoft best practices. Whether you need Azure administration, Microsoft 365 management, Intune deployment, virtualization, security hardening, or infrastructure support, I'm committed to providing high-quality solutions with clear communication and dependable service. CLOUD CERTIFICATION AZ-104: Microsoft Certified Azure Administrator Associate MD-102: Microsoft 365 Certified: Endpoint Administrator Associate AZ-900: Microsoft Certified Azure Fundamentals MS-900: Microsoft 365 Certified Fundamentals AZ-140: Microsoft Certified: Azure Virtual Desktop Specialty (In Progress) 🚀 Why clients hire me ✔ Strong **Azure networking & security** mindset ✔ Real-world **production experience**, not just theory ✔ Clear communication and ownership of tasks ✔ Solutions designed for **performance, reliability, and scalability** If you’re looking for an Azure Cloud Specialist who understands networking, identity, and enterprise workloads, I can help you build and maintain a secure, high-performing environment. 👉 **Invite me to your job or send a message to get started.**

I help businesses run secure, reliable IT — across Microsoft 365, Azure, AWS, Google Cloud, servers, networks and security. With 14+ years in IT, including 6.5 years with US, Europe, and Australia-based MSPs, I've supported clients across US, UK, Australia, Africa, UAE, Singapore, Maldives, India, and Europe. I've delivered 78+ successful IT projects — spanning Azure, servers, Microsoft 365 and email/domain migrations — managing multiple client environments from a single, centralized point of support. This means one reliable partner handling your migrations, infrastructure, security and day-to-day IT, with everything documented and coordinated in one place. Whether you need a clean migration, a security clean-up, infrastructure set up properly, or dependable ongoing support, I can take it from assessment through to delivery — and explain it clearly. What I help with: Microsoft 365 & Email — administration, security, remediation; migrations (tenant-to-tenant, Google/GoDaddy → M365, mailbox, SharePoint/OneDrive, Teams & Teams Phone) Azure, AWS, Google Cloud — IaaS, Entra ID (Azure AD), Intune, Conditional Access, on-prem → Azure disaster recovery Windows & Linux Servers — Windows Server (2012–2019), Active Directory (migration, upgrade & cleanup), ADFS, RDS/AVD, MSSQL, IIS, Linux administration & hosting (cPanel, Apache) Networking & Security — Fortinet & SonicWall firewalls, VPN, DNS/DHCP, Wi-Fi; cybersecurity, MFA, endpoint protection, ISO 27001 / SOC 2 support Infrastructure & Continuity — VMware, Hyper-V, NAS, backup & disaster recovery, monitoring (Nagios/Checkmk) I focus on clear communication, on-time delivery and thorough documentation — you get the work done right, and explained in plain language. I also lead a small, experienced IT team, so reliable coverage across time zones is available when a project needs it.

Active Directory & Identity Management Specialist | 16+ Years Enterprise Experience **Enterprise Active Directory Solutions** - Designed and deployed AD infrastructures for 50+ organizations (500-50,000+ users) - Led 25+ successful forest migrations with zero downtime using Quest Migration Manager (QMM) - Automated routine AD tasks reducing administrative overhead by 60% through PowerShell scripting - Architected merger & acquisition AD integrations for Fortune 500 companies **Migration & Transformation Projects** - Executed inter/intra-forest migrations preserving user permissions and group memberships - Migrated 10,000+ user accounts, service accounts, and computer objects across complex environments - Specialized in Exchange Server migrations integrated with AD changes - Zero data loss record across all migration projects **Advanced Troubleshooting & Optimization** - Resolved critical AD replication failures affecting multi-site enterprises - Optimized Group Policy performance reducing login times by 40-70% - Implemented ADFS single sign-on solutions for cloud integration - Restored corrupted AD databases with 100% data recovery success rate. - Windows 10 | 11 | Windows Server 2003 | 2008 | 2012 | 2016 | 2019 | 2022 | 2025 Troubleshooting **Cloud Identity Integration (8+ Years)** - Microsoft Entra ID (Azure AD) hybrid implementations - Azure AD Connect troubleshooting and optimization - Identity governance and conditional access policies - Cloud-to-on-premises identity synchronization **Enterprise Tools Mastery** - Quest Active Roles for delegated administration - Quest Password Manager enterprise deployments - PowerShell automation for AD lifecycle management - Multi-domain Windows Server environments (2003-2022) **Business Value Delivered:** - Reduced security incidents by 80% through proper AD hardening - Decreased password reset tickets by 90% with self-service solutions - Improved compliance audit results for SOX, HIPAA, and PCI environments - Eliminated manual provisioning saving 40+ hours weekly per organization

I am an experienced IT Infrastructure Engineer with 15+ years of hands-on expertise in designing, deploying, and managing enterprise IT environments. My specialization includes Windows Server, Active Directory, Hybrid AD with Entra ID, Microsoft 365, Exchange Server, Azure, AWS, and Virtualization. I help businesses modernize their IT infrastructure end-to-end — from on-premises servers and virtualization platforms (VMware/Hyper-V) to hybrid cloud integrations, Azure AD/Entra ID deployments, and modern desktop architecture. I focus on delivering secure, scalable, and resilient hybrid IT solutions that enhance productivity, security, and compliance while supporting business growth. Technical Expertise 🗄️ Windows Server & Active Directory ✅ Install, configure, and manage Windows Server 2003–2025 ✅ DFS, DNS, DHCP, RDS, IIS, RAID, NAS ✅ Group Policy Objects (GPOs), AD replication, backup & restore ✅ Active Directory migrations & consolidations (domains/forests) ✅ Identity Services: ADFS, Azure SSO, MFA, SAML, OAuth, OpenID ✅ AD Security Auditing: BloodHound/SharpHound, Kerberoasting, ZeroLogon ☁️ Microsoft 365 & Cloud Services ✅ Administration of Exchange Online, SharePoint, OneDrive, Teams ✅ Domain & DNS setup: SPF, DKIM, DMARC, MX ✅ Security & Compliance: Defender for Endpoint & O365, DLP, Conditional Access, Sensitivity Labels, Azure Security Policies ✅ Tenant-to-tenant migrations: BitTitan, CodeTwo, SkyKick ✅ Hybrid Deployments: Exchange + O365, ADFS, Azure AD/Entra ID Connect ✅ Modern Workplace Management: Intune, Autopilot, Co-management, Windows 10/11, Windows 365/Cloud PC 🏢 Virtualization & Cloud Platforms ✅ VMware: ESXi, vCenter, vMotion, DRS, HA, NSX, vSAN, vROps ✅ Hyper-V: deployment, migration, clustering, Azure Stack HCI ✅ Azure Virtual Machines | VM Scale Sets | Availability Sets & Zones | ARM Templates | NSGs | Azure Bastion | Load Balancer | Azure Monitor | Backup & Site Recovery | Automation & Auto-Scaling | Hybrid VM Integration | High Availability | Cost Optimization ✅ AWS: IAM, EC2, S3, CloudFormation, cloud migrations 🔒 Security & Vulnerability Management ✅ Penetration testing & vulnerability scanning (Nessus, Qualys, Kali Linux) ✅ Remediation of Windows & AD vulnerabilities (SMB, PrintNightmare, LDAP signing) ✅ Zero Trust Security implementation & Identity Governance ✅ Backup & disaster recovery (StorageCraft, NAS, SkyKick, Quest Recovery Manager, DRaaS) ⚡ Automation & RMM Tools ✅ PowerShell scripting & DSC automation ✅ Graph API & Microsoft 365 automation ✅ RMM tools: Intune, Datto RMM, ConnectWise, NinjaOne, ManageEngine ✅ Endpoint management, application deployment & compliance 📞 Collaboration & Messaging ✅ Teams Phone System & Direct Routing ✅ Exchange Hybrid Architecture & migrations ✅ PBX integration 🏆 Why Work With Me / Achievements / Key Results 🏅 Upwork Top-Rated Expert – recognized for delivering high-quality IT infrastructure and cloud solutions 🏅 Certified IT Infrastructure Expert – Microsoft, Azure, AWS, VMware, and Security certifications 🏅 23K+ hours worked – extensive hands-on experience with diverse enterprise projects 🏅 $400K+ earned – proven track record of client satisfaction and successful project delivery 🏅 Enterprise & Cloud Expertise – implemented hybrid AD, Azure, Microsoft 365, VMware, and AWS solutions for multiple organizations 💡 Online Consultation Available ⭐ Review your IT environment ⭐ Identify challenges & solutions ⭐ Create a custom step-by-step action plan 📅 Schedule your consultation directly on Upwork at your convenience. Whether you need full project delivery or expert guidance, I ensure your IT infrastructure is secure, efficient, and optimized for growth.