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14 years experienced unix admin currently working for german Software House my experience matches your criteria,kindly review my cv for evaluation,my total experience is with ISP's and Software House
my key responsibility are as follows
Transparent squid using ipfilter along with qmail as outgoing smtp server on FreeBSD
Administration of [login to view URL],[login to view URL] and [login to view URL] servers used for deployment ruby on rails (gem management, application tuning wrt network and system), LAMP environment (mysql database creation, backup/restore, php extensions management and upgradation).
Domain management of coues-solutions
[login to view URL] for initial demo of php and ruby on rails project
SVN for easy software project repository
Management of Amazon elastic cloud instances i.e. creation and termination of instances using auto scaling.
Xen and vmware deployment for running multiple operating systems on bigfish.coues-solutions
Deployed instant messaging service usicng jabber protocol to replace msn messenger.
Msn chat interception for monitoring suspicious employees activities using perl.
Mysql configuration and tuning
Apache webserver configuration and optimization