there are some professions which are eligible for a 'fast-tracked' work permit programme and once you have a job you would get a 2 year working visa or working authorisation (difference really is that the visa is for people who require visas to travel to ireland, but in essence its the same thing). its mainly doctors, nurses, architects, surveyors, building engineers, IT, i could be mistaken so please check for yourself on
http://www.entemp.ie./labour/workpermit ... sation.htm
and for the rest of the infor on WP go to the main website which is
http://www.entemp.ie.
what profession are you in and have got a job offer already