Microsoft 365 / SharePoint Administrator (IT Customer Support Services)

G2IT is seeking a Microsoft 365 / SharePoint Administrator to manage and sustain an enterprise collaboration environment for a Department of War agency, serving over 13,000 users across multiple security enclaves. The role involves administering Microsoft 365 services, monitoring service health, resolving complex platform issues, and ensuring compliance with DISA and DoD guidelines. The administrator also supports Power Platform governance and RMF evidence while coordinating with Microsoft and other vendors.