Wordpress + Opencart website needs server, php security checked

My opencart + wordpress installation needs to be looked into. Possibly install plugins to protect the website from hackers and etc. I need an server security expert to come in and make changes to .htacess files mysql / database / library etc and other expert knowledge methods to protect the server from any malicious attacks. If you know what you are doing and can explain to me what you will do, please bid.