Who can setup SMTP Srver in ,y Server, I will pay for it.

I need to send 500K email per day but I can not setup the server.
What I can prepare :

- inux vps / No Cpanel / CentOS 5 32 bit / at least 1gb ram
- Add-on ips >> 10 for rotating ips
- domain
- Desktop Emailer.

If somemody can help me I will pay you and pm me.

Yessica