CentOS Linux Jobs in Hertfordshire

Strong understanding of CentOS/Redhat distribution of Linux (we are nearly 100% CentOS... - Solid experience in managing web hosting environments: LAMP Stack (Linux, Apache, MySQL, PHP), SSL, TCP/IP, DNS, Networking, FTP, SSH, POP3, IMAP, SMTP, Sendmail, Exim, IPTables... - Use of software such as Varnish, Nginx, APC, Memcache for Apache...