Programmer:
5 years experience in:
IT security and networking
OS – Linux (redhat / fedora / debian)
Script programming – Perl / bash / piton
Net filtering / iptables
C
Linux Kernel programming
Knowledge in system programming – advantage
Databases – advantage
Familiarity with open source programs (Dansguardian, snort, clam, squid, posgresql, postfix,