Serve as the Tier 2/3 escalation point for all hardware, software, connectivity, and identity issues across Windows and macOS endpoints; own root cause analysis and permanent fixes rather than repeat break-fix Own the full device lifecycle - imaging and zero-touch provisioning, compliance policy, application packaging and deployment, patching, and secure decommission - via Microsoft Intune and Apple Business Manager Design and maintain PowerShell automation for user lifecycle, bulk administration, license reconciliation, reporting, and Microsoft 365 / Okta API integrations Administer the Microsoft 365 tenant at an advanced level - Exchange Online, SharePoint, OneDrive, Teams, security and compliance policy, and license optimization Support and engineer conference room AV and event technology for company-wide meetings, earnings calls, and executive briefings Maintain accurate asset inventory and coordinate hardware procurement and lifecycle refresh with vendors including CDW. Own IT projects end to end - scope, requirements, budget input, vendor coordination, schedule, risk log, testing, cutover, and post-implementation support Produce and maintain project artifacts: project plans, RACI, status reporting to leadership, change records, and closeout documentation Coordinate cross-functional stakeholders and third-party vendors, holding them to committed dates and deliverables Lead technical workstreams for subsidiary and acquisition IT integrations, including domain, email, identity, device, and application consolidation Drive change management and end-user readiness for new platform rollouts, including training material, communications, and adoption tracking.