and how do I get a job with the "Cave Research Unit" ?
First you need an advanced degree in whatever degrees they have in the Department of Geography. Then you move to Israel. Then there's the circumcision...
“how do I get a job with the “Cave Research Unit” ? “
Experience with a dark past helps.
http://geography.huji.ac.il/.upload/Frumkin1/CRC1.htm
Cave Research Unit
http://geography.huji.ac.il/en/?cmd=staff.108&act=read&id=21
Geography Dept at Hebrew University of Jerusalem