Microsoft 365 Administrator - Contract-to-Hire

Contract to hire No C2c , no 1099. W2 Only . No sponsorship OverviewWe 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 endsApplication serversSearch services and service applicationsImplement and manage SQL Server back‑end architecture for SharePoint environmentsConfigure and maintain:User Profile Service (UPA)Managed MetadataSearch and indexingManage patching, upgrades, capacity planning, and performance optimisationTroubleshoot complex issues across SharePoint infrastructure, IIS, and Windows ServerSupport or design hybrid SharePoint environments (on‑prem + SharePoint Online)Microsoft 365 Platform OwnershipAdminister and optimise:Exchange OnlineSharePoint OnlineOneDriveMicrosoft TeamsManage Entra ID (Azure AD), including:Conditional AccessMFARBAC and identity lifecycleMaintain tenant-level configuration, governance, and security controlsSecurity, Governance & ComplianceImplement and manage:Microsoft Purview (DLP, retention, eDiscovery)Defender for Microsoft 365Secure messaging and access policiesEnsure compliance across collaboration and content platformsAutomation & OperationsUse PowerShell (and ideally Graph API) to:Automate administrative processesImprove platform reliabilityReduce manual operational overheadAct as Tier 2/3 escalation point for complex platform issuesDevelop and maintain runbooks, SOPs, and technical documentationProjects & InitiativesLead or support:SharePoint on‑prem builds, upgrades, and migrationsOn‑prem → cloud or hybrid modernisation initiativesCollaboration platform optimisation and adoption Required ExperienceProven experience building SharePoint on‑prem environments from scratch (non‑negotiable)Strong experience across SharePoint Server (2013/2016/2019) infrastructure and administrationHands‑on Microsoft 365 administration across Exchange Online, Teams, SharePoint Online, OneDriveExperience with Entra ID (Azure AD), Conditional Access, MFA, RBACExperience working in hybrid environments (on‑prem + cloud)Strong understanding of:Windows ServerIISSQL Server (for SharePoint back‑endPowerShell scripting for automation and operational efficiencyPreferred ExperienceExperience in regulated or enterprise environments (financial services, government, healthcare)Experience designing or supporting hybrid SharePoint architecturesExposure to migration tools (e.g., ShareGate, DocAve)Experience implementing governance and information architecture strategies