Mail me for one. This was my first job at all. I was in position of system administrator. Their main server runs on IBM AIX 4.2.1 and it was my first contact with this system. NetForce Internet Provider First big experience with linux environment.
All services runs on many linux servers.
I was responsible for firewall and proxy cache configurations. Part time job for about half a year. I played with lease line modem configurations and also it was my first contact with Digital Unix. I was sysadmin of SGI Irix 4-way system. I visit IBM SP World '99 conference in Montpellier, France.