It seems that as of now there aren't very many Sales job offers in Sligo. Why not have a look at jobs in similar areas? The most common categories in this domain are as of now Promotion And Marketing Communications and Selling Techniques.
Plenty of competency is needed for Sales job offers being offered by companies as of now. Sales job offers are not being offered by startups. Why not have a look at jobs in another country to compare and contrast opportunities. Just use the Explore tab.