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Tier-1 brand but highly specialized Proofpoint/Exchange skills reduce applicant density.
Highly domain-specific email and Proofpoint/Exchange expertise limits cross-industry transferability.
Mandatory 7+ years, Proofpoint hands-on, Exchange hybrid, and compliance requirements enforce strict filters.
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Lead modernization, architecture, and engineering of enterprise messaging platforms including Microsoft Exchange, Exchange Online, and Microsoft 365 services.
Own end-to-end lifecycle management of email platforms: onboarding, upgrades, patching, capacity planning, performance tuning, and roadmap alignment to ensure high availability and resiliency.
Act as technical authority advising leadership, driving innovation, compliance, security remediation, incident root cause analysis, and cross-team collaboration at enterprise scale.
7+ years of engineering experience, preferably in enterprise email and messaging engineering.
Hands-on expertise with Microsoft Exchange Hybrid architectures and Proofpoint MTAs (mandatory).
Strong knowledge of SMTP, DNS, LDAP, SPF, DKIM, DMARC and secure email platforms such as Zix preferred.
Experience with incident, problem, and change management aligned with ITIL practices and Level 4 production support.
Technical leader capable of influencing cross-functional teams and executive leadership on complex enterprise messaging strategies.
Deep expertise in hybrid cloud email infrastructure, security, compliance, and automation via PowerShell and Graph API.
Experience operating at scale in large, regulated enterprises (50,000+ users) with emphasis on platform resiliency and operational excellence.