Global Messaging Architect

Job Description:

  • Define and maintain global messaging architecture across Exchange Online, M365, and integrated security/compliance platforms
  • Develop and enforce governance models, standards, and best practices for secure, scalable messaging services
  • Lead messaging strategy through M&A, divestiture, and rebranding initiatives
  • Architect and oversee global mail routing, security filtering, SPF/DKIM/DMARC authentication, and hybrid coexistence
  • Direct engineering teams on monitoring, troubleshooting, and performance optimization for mail and calendaring systems
  • Partner with Global Security Operations on phishing defense, vulnerability patching, and threat detection
  • Provide architectural leadership for integrations with Teams, Slack, Zoom, and other collaboration tools
  • Ensure compliance with SOX, PCI, GDPR, PIPL, and HIPAA through secure design and retention/eDiscovery controls
  • Establish architecture for journaling, litigation holds, retention, and regulatory reporting with Legal and Compliance
  • Govern role-based administration, privileged access, and identity controls across messaging platforms
  • Serve as enterprise subject matter expert for messaging and influence cross-functional roadmaps and vendor strategy
  • Advise executives and senior leadership on risk, cost optimization, and strategic messaging investments
  • Mentor engineers and administrators and promote best practices

Requirements:

  • Bachelor’s degree in computer science, Information Technology, Engineering, or a related field, or equivalent hands-on experience
  • 8+ years of experience in identity and access management and enterprise infrastructure
  • Experience leading identity architecture and delivery for large-scale, hybrid environments
  • Expert-level proficiency with Microsoft 365, including Exchange Online, Teams Online, and SharePoint Online
  • Expert-level proficiency with Google Workspace
  • Expert-level proficiency with Okta Identity Cloud, including SSO, MFA, Workflows, Lifecycle Management, and Identity Governance
  • Expert-level proficiency with Microsoft Active Directory, including forest/domain design, GPOs, trusts, and replication
  • Expert-level proficiency with Microsoft Entra ID / Azure AD, including hybrid join, conditional access, and identity federation
  • Experience with messaging separation or integration during complex M&A events
  • Experience with domain consolidation, rebranding, and tenant-to-tenant migrations
  • Experience architecting mail routing and coexistence between acquired/divested entities
  • Experience implementing SPF, DKIM, DMARC, MTA-STS, and DANE
  • Experience with anti-phishing and advanced threat protection platforms such as Mimecast, Proofpoint, and Microsoft Defender for Office 365
  • Experience building global monitoring and alerting frameworks for messaging health, performance, and mail flow
  • Preferred certifications include Microsoft Exchange Server 2019 / Exchange Online Expert, Mimecast Certified Specialist / Engineer, Microsoft Certified: Identity and Access Administrator Associate (SC-300), Microsoft Certified: Azure Solutions Architect Expert, CISSP, GIAC certifications, and Zero Trust Architecture, PIM/PAM Design, or IAM Governance training/certification

Benefits:

  • Base rate
  • Short- and long-term incentives, as applicable
  • Growth and developmental opportunities
  • Health care
  • Retirement
  • Vacation and other paid time off
  • Additional offerings
  • Reasonable accommodations for qualified individuals with disabilities
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