Tyler Hall

Senior Microsoft 365 & Cloud Infrastructure Administrator

Capgemini • Freelance

Jun 2026 - Present • 2 mos

Managed enterprise Microsoft 365 infrastructure for multiple business units, ensuring high availability, security, and operational efficiency across cloud services. Administered Exchange Online, SharePoint Online, Microsoft Teams, Intune, and Microsoft Entra ID while overseeing tenant health, user lifecycle management, licensing, and security governance. Planned and executed Microsoft 365 tenant-to-tenant and hybrid migrations with minimal downtime, configured Conditional Access, Microsoft Defender, and compliance policies to protect organizational data, and automated administrative processes using PowerShell. Partnered with stakeholders to troubleshoot complex technical issues, optimize cloud performance, and implement best practices that improved collaboration, strengthened security, reduced support requests, and enhanced the overall end-user experience.

Microsoft 365 Cloud Administrator

Cognizant • Freelance

May 2026 - Present • 3 mos

Administered and supported enterprise Microsoft 365 environments, delivering secure, scalable, and highly available cloud solutions for business users. Managed Exchange Online, Microsoft Teams, SharePoint Online, OneDrive for Business, Microsoft Intune, and Microsoft Entra ID while overseeing account provisioning, license management, and identity governance. Led Microsoft 365 deployment projects, performed mailbox and data migrations, implemented security controls including Multi-Factor Authentication, Conditional Access, Microsoft Defender, and Data Loss Prevention (DLP) policies. Developed PowerShell scripts to automate administrative tasks, reducing manual effort and improving operational efficiency. Worked closely with infrastructure, security, and support teams to resolve complex technical issues, optimize cloud performance, and ensure compliance with organizational standards. Successfully enhanced collaboration, strengthened security posture, minimized service disruptions, and improved overall user productivity across the organization.

Microsoft 365 Administrator & Cloud Solutions Specialist

Accenture • Freelance

Jun 2026 - Jul 2026 • 1 mo

Served as a Microsoft 365 Administrator responsible for designing, deploying, and maintaining secure Microsoft 365 environments for enterprise clients. Led Exchange Online mailbox migrations, configured SharePoint Online and Microsoft Teams for collaboration, and administered Microsoft Intune for endpoint management and compliance. Managed Microsoft Entra ID, user provisioning, licensing, Conditional Access, Multi-Factor Authentication, and Single Sign-On to strengthen identity security. Implemented Microsoft Defender policies, resolved complex technical issues, and automated routine administrative tasks using PowerShell. Collaborated with cross-functional IT teams to deliver cloud migration projects on schedule while minimizing business disruption. These initiatives improved security, enhanced productivity, reduced administrative overhead, and increased overall reliability and performance of Microsoft 365 services across the organization.