Ksa visa acquisition

Salam aleykun! I'm yaya by name, I'm a muslim Nigerian, I have a Higher National Diploma in biochemistry. I wish to relocate to KSA, I have once live in Dubai, UAE but I couldn't secure a job so I have to get back with shame to my homeland. I wish if anyone could be of help to me. I will be very grateful if someone can shed more light on KSA visa aquisition. Pls mail me. [...] or reply me on this forum