





Strong employer brand but niche Exchange/Proofpoint skills reduce applicant density.
Highly specialized enterprise email, Proofpoint, and Exchange expertise limits cross-industry transferability.
Mandatory 7+ years plus specific Proofpoint, Exchange, and security compliance requirements raise screening strictness.
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Lead architecture, modernization, and engineering of enterprise messaging platforms including Microsoft Exchange, Exchange Online, and Microsoft 365 services.
Own end-to-end lifecycle management of email platforms ensuring high availability, scalability, resiliency, and compliance at enterprise scale.
Act as a Level 4 escalation point and technical adviser, driving solutions for complex challenges and leading cross-team collaboration and governance.
7+ years of engineering experience; specifically, 7+ years in enterprise email and messaging engineering.
Mandatory hands-on experience with Microsoft Exchange Hybrid architectures and Proofpoint MTAs.
Strong experience in secure email platforms (Zix preferred) and deep understanding of SMTP, DNS, LDAP, SPF, DKIM, DMARC protocols.
Work Experience Required: 7+ years engineering experience (enterprise email focus). Notice Period: Not explicitly mentioned in the JD.
Expert in hybrid Exchange and large-scale enterprise email platform lifecycle management including upgrades, patching, capacity planning, and incident management.
Experienced technical leader with proven ability to influence cross-enterprise architecture, lead root cause analysis and drive compliance in regulated environments (50,000+ users).
Strong engineering background with advanced scripting skills (PowerShell, Graph API) and excellent communication for collaboration across infrastructure, security, and product teams.