Lead Architect, Microsoft 365

KLA

Microsoft 365 Lead Architect at KLA managing strategy, architecture, and operations of Microsoft 365 platform. Responsibilities include overseeing Exchange Online, Teams, and OneDrive services to ensure optimal performance and compliance.

Posted 6/27/2026full-timeAnn Arbor • Missouri • 🇺🇸 United StatesSenior💰 $111,100 - $188,900 per yearWebsite

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

Own the technical strategy, architecture, and roadmap for Microsoft 365 services across the enterprise
Manage the health, performance, and availability of core services including: Exchange Online (mail flow, routing, hybrid integrations), Microsoft Teams (collaboration, voice, meetings, external access), OneDrive for Business (sync, sharing, storage lifecycle)
Ensure scalable, secure, and compliant platform operations aligned with enterprise standards
Lead design, configuration, and optimization of Microsoft 365 tenant and workloads
Drive modernization across: Messaging infrastructure (Exchange Online + hybrid), Unified Communications (Teams platform), Storage and collaboration (OneDrive, SharePoint integration)
Oversee L2/L3 engineering support and escalation management for complex issues
Establish automation and operational efficiencies across provisioning, monitoring, and lifecycle management
Partner with security teams to implement controls across the M365 ecosystem
Ensure data protection, compliance, and governance across Exchange, Teams, and OneDrive
Support enterprise initiatives for data lifecycle management and regulatory compliance
Evaluate and adopt next-gen Microsoft capabilities
Establish and maintain governance frameworks, standards, and SOPs for M365 services
Define and enforce RACI, policies, and lifecycle controls
Lead cross-functional governance with: Cybersecurity, Compliance / Legal, Infrastructure and Application teams
Communicate platform strategy, risks, and roadmap to technical and executive stakeholders
Lead and mentor engineering teams and external vendors

Requirements

What you’ll need

Doctorate (Academic) Degree and related work experience of 3 years
Master's Level Degree and related work experience of 6 years
Bachelor's Level Degree and related work experience of 8 years
8+ years experience in Microsoft 365 / Office 365 platform engineering
deep expertise in: Exchange Online (mail flow, hybrid, security), Microsoft Teams (collaboration, voice, policy management), OneDrive & SharePoint integration
strong knowledge of: Microsoft Purview (DLP, retention, data governance), Identity & access management (Entra ID, Conditional Access), Proofpoint / email security ecosystems, Hybrid Exchange environments, Automation tools (Power Platform, scripting)
prior experience in M&A integration or global IT transformations
experience managing large-scale enterprise environments (10K+ users)

Benefits

Comp & perks

medical
dental
vision
life
other voluntary benefits
401(K) including company matching
employee stock purchase program (ESPP)
student debt assistance
tuition reimbursement program
development and career growth opportunities and programs
financial planning benefits
wellness benefits including an employee assistance program (EAP)
paid time off
paid company holidays
family care and bonding leave

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Microsoft 365Exchange OnlineMicrosoft TeamsOneDriveSharePointData GovernanceIdentity ManagementAutomation ToolsHybrid ExchangePlatform Engineering

Soft Skills

LeadershipCollaborationCommunicationMentoringProblem-SolvingStrategic ThinkingStakeholder ManagementCross-Functional CoordinationEscalation ManagementGovernance