Bulk SMTP Server for Marketing Emails

I am in need of a bulk SMTP service to send a large volume of newsletter and marketing emails. Specifically, I require a self-hosted server capable of handling more than 500,000 emails per month. The solution should be robust and efficient to ensure high deliverability rates and manage large-scale email campaigns effectively.

Key Requirements:
- Set up a self-hosted SMTP server for bulk email sending
- Capable of sending more than 500,000 emails monthly
- Optimize for high deliverability and minimal bounce rates
- Ensure server security and reliability

Ideal Skills and Experience:
- Expertise in setting up and managing SMTP servers
- Experience with bulk email marketing solutions
- Knowledge of email deliverability best practices
- Strong understanding of server security and maintenance

I'm looking for a professional who can provide a reliable and scalable solution for my email marketing needs.