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# Microsoft Senior Security Architect - Dallas, TX

- **Company:** QTech US, Inc
- **Location:** Dallas, TX, United States
- **Experience:** Expert
- **Contract:** Contract
- **Skills:** Microsoft Windows, Application Programming Interfaces (APIs), User Authentication, BitLocker Drive Encryption, Cloud Computing, Cyber Security, Domainkeys Identified Mail, Domain-Based Message Authentication Reporting and Conformance (DMARC), Microsoft Security Essentials, Microsoft Office, Windows PowerShell, Azure Active Directory, Kusto Query Language, Software Vulnerability Management, EndPointSecurity, Microsoft Sharegate, Microsoft InTune, National Institute of Standards and Technology Cybersecurity Framework
- **Published:** November 13, 2026
- **Apply:** https://www.dice.com/job-detail/5d1aed33-7cb8-4e2c-a830-8c9b94fa657d

## About the Role

· 10-12 years total experience in IT / information security, including last 5+ years in Microsoft security.

· Microsoft Senior Security Architect - M365, Entra ID, Defender & Email Security (10-12 Years)

· Hands-on Microsoft security architect who designs, configures and validates Microsoft 365, Entra ID, Defender and email security for new tenants during a tenant separation.

· Expert: Microsoft Entra ID (Conditional Access, PIM, ID Protection, authentication methods, B2B / cross-tenant access / MTO, app registrations).

· Expert: Microsoft Defender XDR suite - Defender for Endpoint, Defender for Office 365, Defender Vulnerability Management, Defender for Cloud Apps, Defender for Mobile.

· Microsoft 365 / Exchange Online administration: mail flow, connectors, accepted domains, SPF / DKIM / DMARC; third-party email security (Abnormal, Proofpoint or Mimecast) preferred.

· Intune security: baselines, compliance policies, Windows LAPS, EPM, BitLocker.

· Delivered 2+ Microsoft 365 tenant-to-tenant migrations, divestitures or M&A separations (e.g., Quest On Demand Migration, BitTitan, ShareGate).

· PowerShell, Microsoft Graph API, Microsoft365DSC / Maester; working knowledge of Sentinel and KQL.

· Frameworks: NIST CSF 2.0, CIS Microsoft 365 Benchmark, Microsoft Secure Score; regulated / critical-infrastructure experience preferred.

· Client-facing; has led onshore/offshore engineering teams.

· Strong written and verbal English; experience working in onshore/offshore delivery models.

Certifications:

· Required: SC-100 and SC-300 (or MS-102).

· Preferred: SC-200, SC-401, MD-102 or CISSP.