Senior Proofpoint / Email Security Engineer

Requirements: Lead the migration from on-premises IronPort email security appliances to a Proofpoint cloud-based email security solution , ensuring a seamless transition with minimal disruption to email services. Expert-level experience designing, configuring, and maintaining Proofpoint as an enterprise email security service. Strong experience configuring Proofpoint firewall rules and maintaining block lists/allow lists . Experience responding to requests to quarantine, release, or manage emai…