Microsoft System Administrator Senior

Job description

The Microsoft System Administrator - Senior serves as the senior technical authority for Microsoft infrastructure and enterprise collaboration services supporting the SEC ISS contract. This role ensures secure, resilient, and scalable operations across Windows Server, Active Directory, Microsoft 365 services, and Azure resources in alignment with federal security and compliance requirements. The position leads architecture, advanced configuration, and complex integration efforts across Microsoft platforms and enterprise infrastructure. It also provides technical leadership for Microsoft Teams conferencing and large-scale streaming support for high-visibility SEC events, including commission meetings and town halls. PRIMARY RESPONSIBILITIES: Microsoft Platform Administration: - Serve as the senior technical lead for enterprise Windows Server, Active Directory, and Group Policy administration. - Design and implement advanced configurations, upgrades, and hardening for Microsoft server and collaboration environments. - Administer Microsoft 365 services, including Exchange Online, SharePoint Online, and Teams, to ensure high availability and performance. - Ensure secure, reliable, and...