Josue Ledesma

Microsoft 365 Collaboration Engineer with 8+ years designing and operating enterprise-scale collaboration platforms supporting 5,000+ sites and 20,000+

workloads. Subject matter expert across Teams, SharePoint Online, OneDrive,

and Exchange Online, specializing in governance, security, and large-scale migrations. Proven Tier 3 escalation engineer with strong background in automation (PowerShell, Power Platform), incident response, and tenant-level architecture in complex enterprise environments.

JETBLUE AIRWAYS CORPORATION

Microsoft 365 Administrator | 2017–Present

UNITED NATIONS – ENTERPRISE SOLUTIONS

Microsoft 365 & Power Platform Developer | 2022–Present (Freelance)

CENTENE CORPORATION

Software Application Engineer | 2016–2017 (Full-time)

TECHFIELD LLC

SharePoint Consultant | 2016

AGUASCALIENTES STATE GOVERNMENT

Director of IT Projects | 2014–2016

EARLY CAREER (2002–2014)

Held roles in database administration, reporting, and IT project leadership across enterprise and government organizations, focusing on SQL Server, Oracle, and business intelligence solutions.

B.S. COMPUTER SYSTEMS ENGINEERING

Monterrey Institute of Technology and Higher Education (ITESM),

Monterrey Campus (1997–2002)