Recommendation/suggestions for server access

hi, not know if have ask question in correct thread or forum. decided put windows server management. 

my company create website , host them, , have ftp services of clients. have 6 servers, , of them stand alone web server, sql installed in each , of them. have been running past 7 years , having hard time managing due licensing , many web , ftp services spreading across servers.

we have decided virtualize of them , have centralize storage (san). have bought necessary hardwares (3x hosts , 1 san) , licensing it.

now problem, 1 managing whole infra. have group of developers create website , upload them respective servers (normally via ftp), have clients have ftp services them dump files clients. there many times servers infected viruses due files uploaded, or server compromised have leaked out password , of course many other reasons too. tired of clearing shit every each time server infected. 

i need suggestions or ideas or pointers, of best , common practice how should managed developers , users or account. new setup be

3 hosts, 1 san

1 web vm - shared hosting.

1 ftp vm

1 sql vm

multiple web vm - dedicated hosting

1 dns

1 backup server

i have 6 developers need toremote access above servers every , upload files or edit files web. have clients pay our ftp services.

i have firewall, av. 

dear experts, please kindly advise me. 

regards,

knight

it depend on resources , operating system (unknown). vm , host use system center or manage servers remotely from 1 server or workstation (after installing rsat).

hth

milos

Windows Server  >  Management