Originally working in UNIX environments for large financial organisations, Giles is a Sun Certified Solaris Systems and Network Administrator. Worked in UNIX environments and with Sun hardware for nearly 2 decades. Experience with legacy systems running IRIX, BSD-type systems. RedHat Certified Technician. Over 17 years working in a variety of Linux environments in administration and development. Experienced in shell scripting, as well as PERL, PHP and Python. Working in production, UAT and development environments.