Email infrastructure specialist

Expert Cold Email Infrastructure & Deliverability Specialist Looking for a highly experienced specialist with a proven track record building and managing large-scale B2B cold email systems. This is a technical role, NOT a copywriting or content marketing position. We already handle the email messaging. We need someone who understands the entire backend of high-volume outbound email. What we need: * Set up and manage multiple sending domains and mailboxes. * Configure DNS, SPF, DKIM and DMARC correctly. * Build and manage cold email infrastructure * Set up mailbox warm-up and appropriate sending limits. * Manage inbox placement, sender reputation and deliverability. * Monitor bounces, spam issues and domain health. * Build a scalable system for consistent, high-volume B2B outreach. * Troubleshoot and maintain the infrastructure ongoing. Experience required: Must have personally built and managed large-scale cold email systems. We want someone who knows how to scale outbound campaigns without damaging domain reputation or compromising deliverability. Please provide examples of previous setups, number of domains/mailboxes managed, sending volumes and proven results. We are looking for a genuine technical expert, not someone learning on the job. Potential for ongoing work.