Hey there,
After reviewing your project description its clear that you are looking for some people who will handle your email list and that list contains your clients email list.
I'm very experienced with SMTP Server Configuration, SMTP IP Rotation, Installing and configuring SMTP Authentication (SPF, DKIM, DMARC), Email Marketing, Bulk Marketing, Email Handling.
I'll be happy to do this job for you. Let's discuss more on chat.
Thanks in advance for giving the opportunity to working with you.
Have a good day.
Best Regards,
Serazum Munir.