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Microsoft 365 Administrator - Contract-to-Hire
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Selby Jennings
Bethesda, MD (In Person)
Full-Time
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Job Description
Contract to hire No C2c , no 1099. W2 Only . No sponsorship Overview We are seeking a senior, hands‑on Microsoft 365 & SharePoint Administrator to take full ownership of a hybrid collaboration environment, with a critical focus on SharePoint Server (on‑prem) architecture and build capability. This role requires a true platform owner who can operate across modern Microsoft 365 services while also designing, building, and maintaining SharePoint on‑prem infrastructure from the ground up. Key Responsibilities SharePoint On‑Premises (Core Requirement) Design, build, and deploy SharePoint Server environments from scratch (2013 / 2016 / 2019) Architect and configure SharePoint farm topology, including: Web front ends Application servers Search services and service applications Implement and manage SQL Server back‑end architecture for SharePoint environments Configure and maintain: User Profile Service (UPA) Managed Metadata Search and indexing Manage patching, upgrades, capacity planning, and performance optimisation Troubleshoot complex issues across SharePoint infrastructure, IIS, and Windows Server Support or design hybrid SharePoint environments (on‑prem + SharePoint Online) Microsoft 365 Platform Ownership Administer and optimise: Exchange Online SharePoint Online OneDrive Microsoft Teams Manage Entra ID (Azure AD), including: Conditional Access MFA RBAC and identity lifecycle Maintain tenant-level configuration, governance, and security controls Security, Governance & Compliance Implement and manage: Microsoft Purview (DLP, retention, eDiscovery) Defender for Microsoft 365 Secure messaging and access policies Ensure compliance across collaboration and content platforms Automation & Operations Use PowerShell (and ideally Graph API) to: Automate administrative processes Improve platform reliability Reduce manual operational overhead Act as Tier 2/3 escalation point for complex platform issues Develop and maintain runbooks, SOPs, and technical documentation Projects & Initiatives Lead or support: SharePoint on‑prem builds, upgrades, and migrations On‑prem → cloud or hybrid modernisation initiatives Collaboration platform optimisation and adoption Required Experience Proven experience building SharePoint on‑prem environments from scratch (non‑negotiable) Strong experience across SharePoint Server (2013/2016/2019) infrastructure and administration Hands‑on Microsoft 365 administration across Exchange Online, Teams, SharePoint Online, OneDrive Experience with Entra ID (Azure AD), Conditional Access, MFA, RBAC Experience working in hybrid environments (on‑prem + cloud) Strong understanding of: Windows Server IIS SQL Server (for SharePoint back‑end PowerShell scripting for automation and operational efficiency Preferred Experience Experience in regulated or enterprise environments (financial services, government, healthcare) Experience designing or supporting hybrid SharePoint architectures Exposure to migration tools (e.g., ShareGate, DocAve) Experience implementing governance and information architecture strategies