[Linux Mail Server Expert – Postfix, Dovecot, Rspamd & Ansible](https://freelancer.com/projects/4074

[Linux Mail Server Expert – Postfix, Dovecot, Rspamd & Ansible](https://freelancer.com/projects/40749930.html) We are looking for an experienced **Linux Mail Server Engineer** to configure and automate a secure transactional mail server infrastructure on **Ubuntu 24.04**. The project involves multiple domains and dedicated IPv4 addresses. Each domain should have its own SMTP credentials, mailbox/IMAP access, outbound IP, and properly configured email authentication. ### Required Experience - Postfix, Dovecot, and Rspamd - Multi-domain / multi-IP mail servers - SMTP AUTH and IMAP - SPF, DKIM, DMARC, and PTR/rDNS - TLS and mail server security - Email deliverability and IP reputation - Ubuntu/Linux networking - Ansible automation ### Key Requirement A major requirement is **reusabili...