I'm looking for IT job

Hello LB’s!
I know than some of you working in IT industry. May I ask you did you know a companies who want to employ an PC hardware engineer with MacOSX and Linux experience? I am also studying for CCNA to improve my knowlegde about networking. I tried many agencies but still no luck. I know than Londonbikers is not a job agency, Could you help me… ?
Thanx, Pawel