Dennis N.

If Microsoft 365 issues are disrupting your team, helpdesk tickets are piling up, or users constantly need help with email, access, and cloud applications, you need more than someone who simply closes tickets. You need an IT support professional who can troubleshoot the problem, communicate clearly with users, and take ownership through resolution. I’m Dennis, a **Microsoft 365 & Google Workspace Administrator | Helpdesk & IT Support Specialist** with 4+ years of hands-on experience supporting businesses, remote teams, and users across the US, UK, and international environments. Through Upwork, I’ve supported **100+ US/UK businesses** via phone, email, and chat, maintaining a **97% first-call resolution rate** across Microsoft 365, Active Directory, Exchange Online, Teams, and SharePoint issues. At Systemverse, I supported **90+ clients** across Microsoft 365, Google Workspace, SaaS applications, identity synchronization, system access, hardware, software, and cloud-related issues while maintaining a **90% first-call resolution rate**. At Tek Experts, I resolved **300+ global Microsoft 365 and Azure Identity cases**, consistently meeting SLA requirements with a **97% resolution rate**, while supporting organizations with 50–500+ licenses. I also assisted **20+ organizations with secure mailbox migrations** from Google Workspace, hybrid, and third-party environments. ### 📌 Microsoft 365 Administration & Support • Microsoft 365 Administration • Exchange Online & Outlook • Microsoft Teams • SharePoint & OneDrive • Microsoft Entra ID / Azure AD • Active Directory • Microsoft Intune • MFA & authentication troubleshooting • Conditional Access • PowerShell • User onboarding & license administration • Email and mail-flow troubleshooting ### 📌 Google Workspace & Helpdesk Support • Google Workspace administration and user support • Account and access troubleshooting • Helpdesk ticket management • Technical troubleshooting • Hardware & software support • SaaS application support • Remote user support • Incident prioritization & escalation • SLA-focused support • Customer communication and follow-up ### 📌 Email, Migration & Cloud Support • Exchange Online mailbox administration • Google Workspace / Microsoft 365 migrations • Third-party mailbox migrations • SPF, DKIM & DMARC • DNS troubleshooting • Hybrid identity & Azure AD Connect • Azure operations • Windows Server • VPN, DNS & DHCP • Cloud and SaaS troubleshooting ### 📌 Security, Automation & Documentation • MFA & Conditional Access • Identity and access management • Audit and security logs • eDiscovery • PowerShell automation • Power Automate • Technical documentation & knowledge bases • User onboarding workflows • Hudu & ConnectWise I don’t just troubleshoot symptoms. I investigate the root cause, explain the solution clearly to technical and non-technical users, document the resolution, and follow through until the issue is properly resolved. **Why clients hire me:** ✅ 4+ years of IT & technical support experience ✅ 100+ businesses supported through Upwork ✅ 97% first-call resolution at Upwork ✅ 90+ clients supported at Systemverse ✅ 300+ Microsoft 365/Azure support cases at Tek Experts ✅ 20+ successful mailbox migration projects ✅ Strong Microsoft 365 & Google Workspace experience ✅ SLA-focused and highly responsive ✅ Comfortable working independently across time zones If you need a reliable **Microsoft 365 & Google Workspace Administrator who can also own your Helpdesk and IT Support**, I’m ready to help. **Click “Invite to Job” and let’s get your IT environment and users back on track.**