Jobs.internet.com/linux
Mojolin: Free, International Unix Jobs, Linux Jobs, Unix Resumes and Linux Resumes.
T-SWAT Consulting
Jobs @ Linux-Step-by-Step
JobPenguin
Starnix - People
OpenCola Inc.
Jobs at Penguin Computing
Linux Lancers International - Linux, Unix and BSD Recruiting Services
HotLinuxJobs Recruiting Linux / Open Source Professionals