Thomas Kline
M365 Migration Consultant | Endpoint Engineer, Software Deployment
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About
Strategic Senior IT Support Engineer with over 12 years of experience in automation, enterprise security, and cloud infrastructure. Expert in Mergers & Acquisitions (M&A) technical due diligence, large-scale M365/Azure migrations, and 'Zero-Touch' endpoint engineering. Proven ability to lead complex cross-platform integrations while maintaining 100% data integrity and reducing manual overhead by 90%.
Experience
Independent IT Consultant at Independent IT Consultant (2026-04 – Present)
Project: M365 Security Consolidation & Multi-Tenant Migration
- Conducted security audits for two organizations, remediating administrative over-privileging and hardening Entra ID protocols.
- Engineered manual data recovery for 79,000+ legacy email objects, ensuring 100% integrity following automated tool failure.
- Managed global DNS (MX, SPF, DKIM, DMARC) to secure mail flow and eliminate spoofing risks.
IT Support Specialist III at Republic Services (2019-03 – 2025-09)
- Automation Engineering: Developed a custom PowerShell 'New Hire Automation Script' that automated Active Directory account creation and M365 licensing, reducing processing time by 90%.
- Endpoint Modernization: Converted legacy deployment methods into 'Zero-Touch' Intune packages, reducing per-device configuration time from 45 minutes to under 5 minutes.
- Citrix Migration Lead: Orchestrated regional migration from XenApp 6.5 to 7.15, standardizing SOPs for Windows 10 refresh.
- Infrastructure Ops: Managed tenant operations in a complex hybrid environment, overseeing Azure AD sync, Exchange recovery, and MDT 'Golden Image' administration
IT Migration Lead at Upwork Freelance (2022-09 – 2024-05)
Managed concurrently with full-time role; Second-in-Charge to Migration Architect
- M&A Infrastructure Lead: Audited and migrated 12 newly acquired medical clinics from Google Workspace/AWS to M365/Azure.
- Data & File Migration: Designed the transition of 1.7TB+ of data from on-prem file servers to SharePoint using Migration Manager.
- Enterprise Exchange: Executed Hybrid and Cutover migrations from On-Prem Exchange (2010-2019) to Exchange Online.
- Cloud Printing & Modernization: Deployed PaperCut Cloud organization-wide, removing legacy print servers and enabling non-admin driver installation for 10+ locations.
- Unified Endpoint Management: Implemented Intune (Windows) and AutoPilot and Jamf Pro (Apple) along with Apple Business Manager to ensure fleet-wide compliance post-acquisition.
- Advanced Security: Deployed Azure Dynamic Groups, Conditional Access, and anti-spam filters to protect sensitive patient data.
IT Support Analyst at Joyson Safety Systems (2016-06 – 2018-12)
- Managed identity operations for 1,400 users across AD and M365; primary lead for EDI troubleshooting.
- Engineered Windows 10 images via SCCM and Intune to ensure enterprise compliance with security SLAs.
IT Specialist at MacArthur Corporation
Security protocol architecture and network optimization.
Hardware Support Engineer at BPI Information Systems
Led large-scale iPad deployments via Meraki MDM.
Help Desk Specialist at Hewlett-Packard
Resolved 25-35 complex Tier 2 incidents daily with 90% FCR
Education
Associate of Science in Computer Science – Baker College of Flint
