Organic stockperson job - yorkshire

we are looking for a stockperson for our organic beef and sheep enterprises. we have 55 spring calving hereford suckler cows, rearing progeny through to slaughter, and finish a number of dairy bred beef cattle as well. there are 300 ewes, predominantly north of england mules. these are crossed with composite breed tups to produce fast growing lambs off grass. replacements are all home bred, with lambs sold deadweight where possible. previous extensive beef and sheep experience is a requirement. fluency in the english language and good maths ability is also required, along with an exceptional work ethic.