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Niche enterprise email expertise with mandatory Proofpoint and hybrid Exchange reduces candidate density.
Deep Exchange, Proofpoint, SMTP and regulated enterprise experience limits cross-industry transferability.
Mandatory 7+ years, Proofpoint hands-on, Exchange hybrid, ITIL and enterprise compliance create strict filters.
Lead architecture and modernization of enterprise messaging platforms focusing on Microsoft Exchange and Microsoft 365 services.
Own end-to-end lifecycle management including upgrades, patching, capacity planning, and performance tuning for email platforms supporting a global user base.
Provide technical leadership and strategic advice to senior leadership, influencing enterprise-wide email and messaging architecture and compliance frameworks.
7+ years of engineering experience in enterprise email and messaging, with hands-on expertise in Microsoft Exchange (Hybrid architectures).
Mandatory hands-on experience with Proofpoint MTAs and secure email platforms like Zix.
Strong knowledge of SMTP, DNS, LDAP, SPF, DKIM, DMARC, and associated networking fundamentals (IPv4/IPv6, TCP/UDP, NAT, PAT, ACLs, VLANs).
Experience with platform lifecycle management and ITIL-aligned incident, problem, and change management processes.
Experienced principal-level engineer with deep technical expertise in Microsoft Exchange hybrid environments and secure email technologies.
Proven ability to lead complex, large-scale architecture strategies and operational excellence in regulated enterprise environments with 50,000+ users.
Skilled in cross-functional collaboration, influencing technical and executive stakeholders, and driving engineering standards using automation (PowerShell, Graph API).